Core Application & Target User Demand Overview
This document focuses on the accessory components of Lanzhou LS Masts, specifically tailored for LS series drilling masts—critical equipment widely used in oil and gas exploration, mineral resource drilling, and geothermal drilling projects. The covered parts (including Mast General Assembly 111.53.00.00, connecting pins, fasteners, 0.5t Air Winch QJ-0.5, etc.) are 100% compatible with Lanzhou LS mast models, ensuring structural integrity and operational reliability of the drilling mast system. Our target users include oilfield drilling contractors, mining operation companies, geothermal exploration enterprises, drilling equipment maintenance service providers, and procurement professionals specializing in drilling machinery. Key user demands revolve around component interchangeability, high load-bearing capacity, corrosion resistance in harsh field environments (high humidity, salt spray, sand dust), and compliance with drilling industry safety standards (API Spec 4F, GB/T 23507-2009). Critical pain points addressed include premature wear of connecting pins due to alternating loads, corrosion failure of fasteners in offshore or high-humidity drilling sites, fatigue damage of sheave components from long-term heavy-load operation, and inadequate safety components leading to operational risks. All parts documented herein meet industry-specific quality standards, undergoing rigorous load testing, corrosion resistance testing, and dimensional accuracy verification.
Classification of Lanzhou LS Masts Parts
The Lanzhou LS Masts parts are categorized into four functional groups based on their roles in the mast system: Mast Main Components, Connecting Pins & Safety Pins, Fasteners (Bolts, Nuts, Washers), and Auxiliary Equipment. Each category is designed to address specific operational requirements of the drilling mast, such as structural support, assembly connection, secure fastening, and auxiliary lifting. Detailed pre-table descriptions for each category clarify core functions, highlight field-specific pain points, emphasize unique value propositions (e.g., high-strength material, anti-corrosion treatment, precision machining), and anchor typical application scenarios. Subsequent technical specification tables standardize critical information (material specification, primary wear causes, damage prevention guidelines) to support informed procurement decisions and on-site maintenance, ensuring compliance with drilling industry safety and operational standards.
1. Mast Main Components
The Mast Main Components (Mast General Assembly 111.53.00.00, Tong balance weight 111.53.230.00, Deadline stabilizer 111.53.350.00, Tongs sheave 111.53.360.00, Climb booster 111.53.380.00, Adjustable shim 111.53.390.00, O-matic 111.53.480.00, Escape system 111.53.490.00) are core structural and functional components of the Lanzhou LS drilling mast. They are responsible for load-bearing, drilling tool balance, tension stabilization, auxiliary climbing, and emergency escape, directly affecting the mast’s operational efficiency and safety. Common pain points in field applications include fatigue damage of the mast assembly from long-term alternating loads, wear of sheave grooves due to friction with steel wire ropes, corrosion of balance weights in humid environments, and failure of escape system components due to improper maintenance. These components adopt high-strength alloy materials and precision manufacturing processes, ensuring excellent load-bearing capacity and environmental adaptability. They are essential for maintaining continuous and safe operation of the drilling mast in oilfield, mining, and geothermal drilling scenarios.
Product Serial No. | Part Name & Model | Material Specification | Primary Wear Causes | Damage Prevention Guidelines |
1 | Mast General Assembly (111.53.00.00) | Main Frame: Q690 High-Strength Low-Alloy Steel; Connecting Plates: 16Mn Steel; Welding Seams: AWS D1.1 Certified Welding Material; Surface Treatment: Shot Blasting + Epoxy Primer + Polyurethane Topcoat | 1. Fatigue damage of main frame due to long-term alternating loads from drilling operations; 2. Corrosion of surface coating in offshore or high-humidity environments; 3. Welding seam cracking from improper transportation or installation impact | 1. Conduct non-destructive testing (ultrasonic testing, magnetic particle testing) on main frames and welding seams every 6 months; replace components if fatigue cracks are detected; 2. Inspect surface coating quarterly; touch up with matching paint if peeling or rust is found; 3. Use specialized lifting and transportation fixtures to avoid impact on the frame; ensure level installation and uniform load distribution |
2 | Tong balance weight (111.53.230.00) | Weight Body: Gray Cast Iron HT250; Surface Treatment: Anti-Rust Paint Coating; Connecting Shaft: 40Cr Alloy Steel (Heat-Treated) | 1. Corrosion of weight body in high-humidity, salt-spray offshore drilling environments; 2. Wear of connecting shaft due to rotational friction; 3. Crack of weight body from impact during handling | 1. Apply marine-grade anti-corrosion coating annually for offshore applications; store in a dry area when not in use; 2. Lubricate connecting shaft with molybdenum disulfide grease every month; inspect for wear using a micrometer (replace if diameter wear exceeds 0.5mm); 3. Use soft slings during handling to avoid direct impact; place on a rubber pad to prevent collision damage |
3 | Deadline stabilizer (111.53.350.00) | Stabilizer Body: 42CrMo Alloy Steel (Quenched & Tempered); Guide Sleeve: Copper Alloy ZCuSn10Pb5; Spring: 65Mn Alloy Steel; Surface Treatment: Black Oxide Coating | 1. Wear of guide sleeve due to reciprocating friction with the tension rod; 2. Spring fatigue from long-term tension adjustment; 3. Corrosion of stabilizer body in acidic drilling fluid environments | 1. Lubricate guide sleeve with high-temperature resistant lubricating oil every 2 weeks; replace guide sleeve if inner diameter wear exceeds 1mm; 2. Replace spring every 12 months as preventive maintenance; inspect for fatigue cracks using dye penetrant testing (DPT) quarterly; 3. Clean stabilizer body with neutral detergent after contact with drilling fluid; apply anti-corrosion oil to exposed surfaces |
4 | Tongs sheave (111.53.360.00) | Sheave Body: 40CrNiMoA Alloy Steel (Nitrided); Sheave Groove: Hard Chrome Plated (Thickness ≥0.05mm); Bearing: Deep Groove Ball Bearing 6215 (Chrome Steel GCr15) | 1. Wear and deformation of sheave groove due to long-term friction with steel wire ropes; 2. Bearing damage from sand dust intrusion in desert drilling environments; 3. Nitride layer peeling on sheave surface due to improper lubrication | 1. Inspect sheave groove weekly; rework or replace if groove depth wear exceeds 2mm or uneven wear occurs; ensure steel wire rope diameter matches groove size; 2. Install dust-proof seals on bearings; clean and repack with lithium-based grease every month; 3. Use lubricating oil with anti-wear additives (ISO VG 46); avoid mixed use of different types of lubricants |
5 | Climb booster (111.53.380.00) | Booster Cylinder: 20# Steel (Seamless Pipe); Piston Rod: 45# Steel (Hard Chrome Plated); Seals: FKM/Viton Rubber; Hydraulic Components: Carbon Steel with Anti-Rust Coating | 1. Seal leakage due to sand dust scratching the piston rod; 2. Cylinder corrosion from humid air in underground mining drilling; 3. Hydraulic system blockage from contaminated hydraulic oil | 1. Install a protective sleeve on the piston rod; inspect surface for scratches weekly (polish with abrasive paper if minor scratches exist); replace seals every 6 months; 2. Apply anti-corrosion coating to the cylinder surface annually; store in a dry, ventilated area when not in use; 3. Use hydraulic oil meeting ISO 11158 standard; replace oil filter every 500 operating hours; drain and replace hydraulic oil annually |
6 | Adjustable shim (111.53.390.00) | Shim Plate: 65Mn Spring Steel; Surface Treatment: Phosphating + Oil Coating; Adjusting Screw: 40Cr Alloy Steel | 1. Deformation of shim plate due to excessive load; 2. Thread wear of adjusting screw from frequent adjustment; 3. Corrosion of shim plate in high-humidity environments | 1. Calculate and control the applied load within the rated range; replace shim plate if permanent deformation occurs; 2. Lubricate adjusting screw threads with anti-seize lubricant before adjustment; avoid over-tightening; 3. Clean shim plate and adjusting screw after use; apply anti-rust oil and store in a dry container |
7 | O-matic (111.53.480.00) | Housing: Aluminum Alloy 6061 (Anodized); Internal Components: 316L Stainless Steel; Seals: Silicone Rubber; Electronic Components: IP65 Waterproof Grade | 1. Damage to electronic components due to water intrusion in rainy season; 2. Wear of internal moving parts due to sand dust contamination; 3. Anodized layer peeling on housing from impact | 1. Check the waterproof seal monthly; replace if damaged; avoid direct washing with high-pressure water; 2. Clean the air inlet filter weekly; use compressed air (0.4-0.6MPa) to blow off dust; 3. Install a protective cover on the housing; avoid collision with hard objects during operation and transportation |
8 | Escape system (111.53.490.00) | Escape Rope: High-Strength Polyester Fiber (Breaking Strength ≥20kN); Descender: 40CrNiMoA Alloy Steel; Hook: 304 Stainless Steel; Safety Belt: Polyamide Fiber with Flame-Retardant Coating | 1. Abrasion of escape rope due to friction with sharp edges; 2. Corrosion of metal components in salt-spray environments; 3. Degradation of safety belt material due to long-term exposure to sunlight (UV radiation) | 1. Inspect escape rope weekly for abrasion, fraying, or broken strands (replace if damage is found); avoid contact with sharp edges (install protective sleeves if necessary); 2. Clean metal components monthly with fresh water; apply anti-corrosion grease to moving parts; 3. Store escape system in a shaded, dry area when not in use; replace safety belt every 2 years regardless of appearance |
2. Connecting Pins & Safety Pins
Connecting Pins & Safety Pins (Mast leg pin φ120×370 111.53.00.01, Safety pin φ20×150 111.53.00.02, etc.) are critical connection and safety components in the Lanzhou LS mast system, responsible for joining mast segments, fixing functional components, and preventing accidental disconnection. These pins are subjected to high shear force and alternating loads during drilling operations, and their reliability directly affects the structural stability of the entire mast. Common pain points include shear failure of pins due to overload, wear of pin holes due to rotational friction, corrosion of pins in humid or corrosive environments, and bending deformation of safety pins due to improper installation. Adopting high-strength alloy steel and precision machining, these pins feature excellent shear resistance and wear resistance. They are essential for ensuring the safe assembly and operation of the drilling mast in various harsh drilling scenarios.
Product Serial No. | Part Name & Model | Material Specification | Primary Wear Causes | Damage Prevention Guidelines |
1 | Mast leg pin φ120×370 (111.53.00.01) | Pin Body: 42CrMo Alloy Steel (Quenched & Tempered, Hardness HRC 28-32); Surface Treatment: Black Oxide Coating + Anti-Rust Oil; Cotter Pin Hole: Drilled with Precision Grinding | 1. Shear failure due to overload during mast hoisting or drilling operations; 2. Wear of pin surface due to rotational friction with pin hole; 3. Corrosion in high-humidity underground drilling environments | 1. Conduct load calculation before use; ensure the applied shear force does not exceed the rated value; inspect pin surface for shear cracks using DPT before each use; 2. Lubricate pin surface with molybdenum disulfide grease before installation; check pin hole wear every 3 months (replace related components if wear exceeds 0.8mm); 3. Clean pin with diesel oil after use; apply anti-rust oil and wrap with oil paper for storage |
2 | Safety pin φ20×150 (111.53.00.02) | Pin Body: 35CrMnSiA Alloy Steel (Heat-Treated); Surface Treatment: Zinc Plating + Passivation; Handle: Plastic (ABS) | 1. Bending deformation due to improper installation (over-tightening or uneven force); 2. Zinc coating peeling and corrosion in salt-spray environments; 3. Fatigue fracture from repeated insertion and removal | 1. Install the safety pin correctly (ensure it is fully inserted and the cotter pin is properly secured); avoid using pliers to force insertion; 2. For offshore applications, replace with stainless steel 316L safety pins; inspect zinc coating monthly for peeling; 3. Avoid frequent unnecessary insertion and removal; store spare pins in a dry, sealed container |
3 | Steel frame connecting pin φ50×105 (111.53.00.04) | Pin Body: 40Cr Alloy Steel (Quenched & Tempered); Surface Treatment: Phosphating + Oil Coating; Collar: 45# Steel | 1. Wear of pin and collar due to relative movement between steel frames; 2. Corrosion of pin in humid drilling camp environments; 3. Damage to pin end due to impact during installation | 1. Check the fit between pin and collar every month; replace if excessive clearance (≥0.5mm) is found; lubricate with lithium-based grease quarterly; 2. Apply anti-corrosion oil to the pin surface before storage; store in a dry warehouse; 3. Use a copper hammer for installation to avoid impact damage to the pin end; install a protective sleeve on the pin end during transportation |
4 | Safety pin φ10×75 (111.53.00.05) | Pin Body: 20CrMnTi Alloy Steel (Carburized & Quenched); Surface Treatment: Zinc Plating; Handle: Rubber | 1. Shear failure due to unexpected load impact; 2. Corrosion of pin body due to contact with drilling fluid; 3. Rubber handle aging and cracking due to high-temperature exposure | 1. Regularly inspect the pin for signs of fatigue (e.g., surface cracks); replace every 12 months; 2. Clean the pin with neutral detergent immediately after contact with drilling fluid; dry and apply anti-rust oil; 3. Avoid exposing the pin to high temperatures (＞80℃); replace the rubber handle if aging or cracking occurs |
5 | Dual-taper pin φ50×120 (111.53.00.06) | Pin Body: 42CrMo Alloy Steel (Taper Machining + Heat Treatment); Surface Treatment: Black Oxide Coating; Taper: 1:50 | 1. Taper surface wear due to repeated assembly and disassembly; 2. Pin deformation due to uneven force during installation; 3. Corrosion in high-humidity, dusty environments | 1. Use a taper gauge to check the taper accuracy every 6 months; rework or replace if deviation exceeds 0.02mm; 2. Install the pin using a hydraulic press to ensure uniform force; avoid hammering; 3. Clean the taper surface with a wire brush before installation; apply anti-seize lubricant; store in a dust-proof container |
6 | Dual-taper pin φ60×140 (111.53.00.07) | Pin Body: 40CrNiMoA Alloy Steel (Taper Machining + Nitriding); Surface Treatment: Nitride Layer (Thickness ≥0.3mm); Taper: 1:50 | 1. Nitride layer peeling due to improper installation force; 2. Taper surface scratching due to sand dust contamination; 3. Fatigue damage from long-term alternating loads | 1. Control the installation pressure within the recommended range (refer to the product manual); inspect the nitride layer for peeling using UT quarterly; 2. Clean the taper surface and pin hole with compressed air before installation; avoid sand dust intrusion; 3. Conduct fatigue testing annually; replace the pin if fatigue life is exceeded |
7 | Safety pin φ15×90 (111.53.00.08) | Pin Body: 304 Stainless Steel; Surface Treatment: Passivation; Cotter Pin: 304 Stainless Steel | 1. Surface corrosion due to long-term exposure to salt water in offshore drilling; 2. Cotter pin wear and breakage due to vibration; 3. Pin hole blockage due to sand dust | 1. Rinse the pin with fresh water daily for offshore applications; dry and apply stainless steel anti-corrosion spray; 2. Inspect the cotter pin weekly for wear; replace if deformed or broken; 3. Clean the pin hole with a wire brush before inserting the pin; install a dust cover when not in use |
8 | Clip 60×φ30×φ3 | Clip Body: 65Mn Spring Steel (Heat-Treated); Surface Treatment: Phosphating + Oil Coating; Opening: Precision Formed | 1. Spring fatigue and loss of elasticity due to long-term clamping; 2. Corrosion of clip body in humid environments; 3. Deformation due to excessive clamping force | 1. Inspect the clamping force monthly; replace the clip if it cannot effectively clamp the component; 2. Store clips in a dry, oiled container; apply anti-rust oil before storage; 3. Calculate the appropriate clamping force before use; avoid over-clamping (use a force gauge for verification if necessary) |
3. Fasteners (Bolts, Nuts, Washers)
Fasteners (Bolts, Nuts, Washers) are essential components for assembling and securing various parts of the Lanzhou LS mast, including connecting mast segments, fixing functional components, and installing auxiliary equipment. These fasteners must withstand high tensile force, shear force, and vibration during drilling operations, and their reliability is critical to the overall structural stability of the mast. Common pain points include bolt loosening due to drilling vibration, thread wear and seizure, corrosion of fasteners in harsh environments (humidity, salt spray, drilling fluid), and nut deformation due to over-tightening. Adopting high-strength alloy steel and anti-corrosion surface treatments, these fasteners comply with national standards (GB) and ensure excellent fastening performance and durability. They are widely used in the assembly and maintenance of Lanzhou LS masts in oilfield, mining, and other drilling scenarios.
Product Serial No. | Part Name & Model | Material Specification | Primary Wear Causes | Damage Prevention Guidelines |
1 | Bolt M42×230 GB5782-86 (M42×230-8.8) | Bolt Body: 45# Steel (Quenched & Tempered, Grade 8.8); Thread: Precision Rolled; Surface Treatment: Zinc Plating + Passivation; Head: Hexagonal Head (GB/T 5782) | 1. Thread wear and seizure due to sand dust contamination during installation; 2. Bolt loosening due to drilling vibration; 3. Corrosion of zinc coating in high-humidity environments | 1. Clean the thread with a wire brush before installation; apply anti-seize lubricant to the thread; avoid over-tightening (use a torque wrench to control torque according to GB/T 16823.1); 2. Install spring washers or lock nuts to prevent loosening; recheck torque every 2 weeks; 3. For humid environments, use galvanized bolts with increased coating thickness; inspect coating monthly |
2 | Nut M42 GB6170-86 (M42-8) | Nut Body: 45# Steel (Heat-Treated, Grade 8); Thread: Precision Tapped; Surface Treatment: Zinc Plating + Passivation; Type: Hexagonal Nut (GB/T 6170) | 1. Thread deformation due to over-tightening; 2. Corrosion of thread in salt-spray environments; 3. Nut cracking due to impact during installation | 1. Use a torque wrench to control the tightening torque; do not exceed the rated torque (refer to GB/T 16823.1); 2. For offshore applications, replace with 316L stainless steel nuts; clean and apply anti-corrosion grease monthly; 3. Use a socket wrench for installation; avoid using adjustable wrenches that may cause impact damage |
3 | Thin nut M42 GB6172-86 (M42-6) | Nut Body: 35# Steel (Heat-Treated, Grade 6); Surface Treatment: Zinc Plating; Type: Thin Hexagonal Nut (GB/T 6172) | 1. Nut loosening due to insufficient locking force; 2. Thread wear due to repeated assembly and disassembly; 3. Corrosion in humid drilling environments | 1. Use in combination with standard nuts (double nut locking); recheck tightness every month; 2. Avoid frequent assembly and disassembly; replace the nut if thread wear is found; 3. Store spare nuts in a dry, oiled container; apply anti-rust oil before use |
4 | Flat washer 42 GB97.1-86 (42)40 | Washer Body: Q235 Steel; Surface Treatment: Zinc Plating; Thickness: Standard Thickness (GB/T 97.1); Inner Diameter: φ42, Outer Diameter: φ40 | 1. Deformation due to excessive pressure; 2. Corrosion of surface coating; 3. Wear of washer surface due to friction with bolt head/nut | 1. Ensure the washer is properly sized (match the bolt diameter); do not use oversized or undersized washers; 2. Inspect the washer for corrosion monthly; replace if rust is found; 3. Avoid using a single washer for multiple installations; replace with new washers during maintenance |
5 | Screw M4×8 GB67-86 (M4×8-6.8) | Screw Body: 35# Steel (Quenched & Tempered, Grade 6.8); Thread: Precision Rolled; Surface Treatment: Zinc Plating; Head: Slotted Pan Head (GB/T 67) | 1. Slotted head damage due to improper screwdriver use; 2. Thread loosening due to vibration; 3. Corrosion in humid environments | 1. Use a screwdriver of the correct size and type; avoid applying excessive force (use a torque screwdriver for precision installation); 2. Apply thread-locking adhesive (Loctite 243) to prevent loosening; 3. Store screws in a dry, sealed container; inspect for corrosion before use |
6 | Eye bolt in tail M30×150 GB31.1-86 (M30×150-8.8) | Bolt Body: 40Cr Alloy Steel (Quenched & Tempered, Grade 8.8); Eye: Forged & Heat-Treated; Surface Treatment: Zinc Plating + Passivation; Thread: Precision Rolled | 1. Eye deformation or cracking due to overload during lifting; 2. Thread wear due to sand dust contamination; 3. Corrosion of zinc coating in salt-spray environments | 1. Calculate the lifting load before use; do not exceed the rated load (refer to GB/T 31); inspect the eye for cracks using DPT before each use; 2. Clean the thread with compressed air before installation; apply anti-seize lubricant; 3. For offshore lifting, use 316L stainless steel eye bolts; inspect regularly for corrosion |
7 | Slotted nut M30 GB6178-86 (M30-8) | Nut Body: 45# Steel (Heat-Treated, Grade 8); Thread: Precision Tapped; Surface Treatment: Zinc Plating; Type: Slotted Hexagonal Nut (GB/T 6178) | 1. Slot damage due to cotter pin installation; 2. Thread corrosion in humid environments; 3. Nut loosening due to cotter pin failure | 1. Use a cotter pin of the correct size; avoid forcing the cotter pin into the slot; 2. Clean the nut and thread with diesel oil monthly; apply anti-rust oil; 3. Inspect the cotter pin weekly for wear or breakage; replace if damaged |
8 | Flat washer 30 GB97.1-86 (30) | Washer Body: Q235 Steel; Surface Treatment: Zinc Plating; Thickness: Standard Thickness (GB/T 97.1); Inner Diameter: φ30 | 1. Deformation due to uneven force; 2. Corrosion of surface coating; 3. Wear due to friction with bolt head/nut | 1. Ensure the washer is flat during installation; avoid tilting; 2. Replace washers if corrosion or deformation is found; 3. Store washers in a dry, ventilated area; avoid stacking to prevent indentation |
9 | Cotter pin 6.3×50 GB91-86 (6.3×50) | Pin Body: Q235 Steel; Surface Treatment: Zinc Plating; Type: Split Cotter Pin (GB/T 91); Diameter: 6.3mm, Length: 50mm | 1. Bending or breaking due to vibration; 2. Corrosion of zinc coating; 3. Deformation due to improper installation | 1. Bend the cotter pin correctly (bend angle ≥90°); avoid over-bending or under-bending; 2. Inspect the cotter pin weekly for corrosion or damage; replace if necessary; 3. Store cotter pins in a dry container; apply anti-rust oil before use in humid environments |
10 | Bolt M16×80 GB5782-86 (M16×80-8.8) | Bolt Body: 45# Steel (Quenched & Tempered, Grade 8.8); Thread: Precision Rolled; Surface Treatment: Zinc Plating + Passivation; Head: Hexagonal Head | 1. Thread loosening due to drilling vibration; 2. Thread wear due to sand dust contamination; 3. Corrosion in high-humidity environments | 1. Install lock washers or use thread-locking adhesive; recheck torque every 2 weeks; 2. Clean the thread before installation; apply anti-seize lubricant; 3. Use galvanized bolts with thick coating; inspect coating monthly for peeling |
11 | Nut M16 GB6170-86 (M16-8) | Nut Body: 45# Steel (Heat-Treated, Grade 8); Thread: Precision Tapped; Surface Treatment: Zinc Plating + Passivation; Type: Hexagonal Nut | 1. Thread deformation due to over-tightening; 2. Corrosion of thread in salt-spray environments; 3. Nut cracking due to impact | 1. Use a torque wrench to control tightening torque; do not exceed the rated value; 2. For offshore applications, replace with 316L stainless steel nuts; clean monthly; 3. Use a socket wrench for installation; avoid impact damage |
12 | Washer 16 GB93-87 (16) | Washer Body: 65Mn Spring Steel; Surface Treatment: Zinc Plating; Type: Spring Washer (GB/T 93); Inner Diameter: φ16 | 1. Loss of elasticity due to long-term compression; 2. Corrosion of surface coating; 3. Deformation due to excessive pressure | 1. Replace spring washers every 6 months or during maintenance; 2. Inspect for corrosion monthly; replace if rust is found; 3. Ensure the washer matches the bolt diameter; avoid using mismatched washers |
4. Auxiliary Equipment
Auxiliary Equipment (0.5t Air winch QJ-0.5) is a key supporting component of the Lanzhou LS mast system, mainly used for lifting light-weight components (such as tools, small parts) during mast installation, maintenance, and drilling operations. This equipment improves operation efficiency and reduces manual labor intensity. Common pain points include air motor failure due to compressed air contamination, wear of steel wire ropes due to friction, brake system failure due to improper maintenance, and corrosion of the winch body in harsh field environments. The 0.5t Air winch QJ-0.5 adopts high-quality air motor and brake components, featuring compact structure, reliable operation, and strong environmental adaptability. It is an essential auxiliary tool for ensuring efficient and safe operation of the Lanzhou LS mast in various drilling scenarios.
Product Serial No. | Equipment Name & Model | Material Specification | Primary Wear Causes | Damage Prevention Guidelines |
1 | 0.5t Air winch QJ-0.5 | Winch Body: Cast Iron HT200; Air Motor: Aluminum Alloy 6061 (Anodized); Steel Wire Rope: High-Strength Carbon Steel (6×19S+FC, Diameter φ6mm); Brake: Friction Plate (Asbestos-Free); Gear: 40Cr Alloy Steel (Quenched & Tempered) | 1. Air motor failure due to compressed air contamination (water, oil, solid particles); 2. Steel wire rope wear and broken strands due to friction with sharp edges; 3. Brake system failure due to friction plate wear; 4. Corrosion of winch body in humid, salt-spray environments | 1. Install a three-stage air filter (water separator, oil separator, dust filter) upstream of the air motor; drain water from the filter daily; replace filter elements every 500 operating hours; 2. Inspect the steel wire rope weekly for wear, fraying, or broken strands (replace if broken strands exceed 3 in 1 meter); avoid contact with sharp edges (install protective sleeves); lubricate the rope with wire rope grease monthly; 3. Inspect brake friction plates every month; replace if thickness is less than 2mm; adjust brake clearance according to the product manual; 4. Apply anti-corrosion paint to the winch body annually; store in a dry, covered area when not in use; clean the body with neutral detergent after use in salt-spray environments |
Procurement Guidance & Technical Support
All Lanzhou LS Masts parts documented herein are 100% compatible with original LS series drilling mast models, manufactured in strict accordance with industry standards (API Spec 4F, GB/T 23507-2009) and original equipment specifications. Each part undergoes rigorous quality inspection, including material composition analysis, dimensional accuracy verification, load-bearing testing, and corrosion resistance testing, to ensure reliable performance in harsh drilling environments. By selecting our genuine Lanzhou LS Masts parts, you can ensure the structural integrity and operational safety of your drilling mast, minimize unplanned downtime, and extend the service life of the equipment. We provide comprehensive technical support, including personalized part selection guidance based on your specific mast model and operational needs, on-site installation consultation, and maintenance training. To inquire about part availability, obtain detailed technical drawings, or place an order, please contact our professional sales team. We are committed to delivering high-quality genuine parts and tailored services to meet the unique operational requirements of your oilfield, mining, or geothermal drilling projects.
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