Core Application & Target User Requirements
This parts catalog is specifically tailored for Drawworks Disc Brake Hydraulic Stations, with full compatibility for systems equipped with common hydraulic power units (e.g., TY-Z series). It addresses the specialized needs of oilfield drilling maintenance teams, drawworks operation supervisors, and hydraulic system technicians—professionals who depend on robust, explosion-proof, and high-pressure-resistant components to ensure uninterrupted hydraulic power supply for critical drawworks braking operations. Operating in harsh oilfield environments (marked by high dust, humidity, flammable atmospheres, and continuous vibration), these users prioritize parts that minimize unplanned downtime, resist corrosion and contamination, and maintain precise pressure control to guarantee safe hoisting and braking. The core purpose of this catalog is to provide a comprehensive, application-specific resource that combines procurement guidance with technical troubleshooting support, ensuring all components meet the rigorous operational standards of oilfield drawworks systems.
1. Hydraulic Power Generation Components
As the "power core" of the hydraulic station, these components convert mechanical energy into hydraulic energy to drive the entire drawworks brake system. In oilfield operations, they endure continuous high-load operation, flammable atmospheres, and hydraulic oil contamination—critical pain points include motor overheating, pump wear, and coupling failure, which can lead to sudden loss of hydraulic power and brake system paralysis. The parts in this category feature explosion-proof designs, wear-resistant materials, and precision machining to deliver stable power output and extended service life in extreme oilfield conditions.
No. | Part № | Description | Material | Primary Wear Causes | Damage Prevention Precautions |
1 | YB100L1-4W | Explosion-proof motor B35 | HT200 cast iron housing + oxygen-free copper windings + 45# steel output shaft | Winding insulation aging from overheating; bearing wear due to insufficient lubrication; housing corrosion from humid, chemical-laden oilfield air | Monitor motor temperature during operation (shut down if exceeding 110℃); lubricate bearings with high-temperature lithium-based grease every 500 hours; check explosion-proof seals monthly for integrity |
2 | ML2 | Quincunx coupling | NBR rubber buffer block + 45# steel core | Rubber block cracking from high-frequency vibration; steel core wear due to motor-pump misalignment; shear failure from sudden load spikes | Align motor and pump shafts to within 0.2mm before operation; replace rubber buffer blocks every 800 hours; avoid sudden start-stop to reduce impact loads |
3 | A10V | Constant pressure plunger pump | QT500-7 ductile iron pump body + 304 stainless steel plungers + FKM seals | Plunger wear from abrasive particles in hydraulic oil; valve core sticking due to contamination; seal aging leading to oil leakage | Replace hydraulic oil filter every 1000 hours; inspect pump outlet pressure stability (fluctuation ≤ ±0.5MPa); disassemble and clean internal components annually |
4 | Tank90L | Tank 90L | Q235B carbon steel with anti-corrosion internal coating + external industrial paint | Inner wall corrosion from moisture condensation; weld joint leakage; coating peeling leading to rust contamination of hydraulic oil | Clean tank interior annually; inspect weld joints for leakage monthly; touch up internal coating if peeling is detected; keep oil level within recommended range |
2. Hydraulic Control & Pressure Regulation Components
These components serve as the "control center" of the hydraulic station, regulating system pressure, preventing backflow, and monitoring pressure levels. In oilfield high-pressure systems (up to 20MPa), key pain points include valve core wear, pressure gauge inaccuracy, and seal failure—issues that can cause system overpressure, unstable braking force, or loss of pressure protection. The parts selected here feature precision-machined valve cores, explosion-proof pressure gauges, and corrosion-resistant materials to ensure accurate control and reliable protection for the drawworks brake system.
No. | Part № | Description | Material | Primary Wear Causes | Damage Prevention Precautions |
1 | TY-F-G3 | Global valve | 20# carbon steel valve body + 316 stainless steel ball + FKM seal | Ball wear from high-pressure oil flow; valve stem wear causing operational stiffness; corrosion from oilfield moisture and hydraulic oil additives | Operate valve smoothly to avoid ball damage; lubricate valve stem with molybdenum disulfide grease quarterly; inspect valve body for corrosion monthly |
2 | YN60-Ⅲ | Pressure gauge 0-16MPa | 304 stainless steel case + CuZn39Pb3 copper alloy internal components + tempered glass dial | Dial fogging from moisture ingress; internal component wear leading to inaccurate readings; case corrosion from harsh oilfield environment | Calibrate gauge annually by professional institutions; keep gauge housing dry and clean; install shock-absorbing mounting to reduce vibration impact |
3 | HFH2-P1-2-P-1.5 | Pressure measuring hose | NBR inner tube + high-strength steel wire braid reinforcement + polyurethane outer cover | Inner tube wear from high-pressure oil; steel wire corrosion from moisture; outer cover damage from friction and impact with drilling equipment | Inspect for cracks, bulges, or oil leakage weekly; replace hose every 18 months; avoid bending beyond minimum radius (≥ 50mm) |
3. Hydraulic Oil Treatment & Storage Components
These components are critical for maintaining hydraulic oil cleanliness, temperature, and storage integrity—directly impacting the lifespan of all hydraulic system parts. In oilfield operations, key pain points include filter blockage from dust and metal particles, oil level/temperature gauge inaccuracy, and tank corrosion. The parts here feature high-efficiency filtering materials, corrosion-resistant construction, and reliable sensing elements to ensure hydraulic oil remains clean and within optimal operating parameters (temperature: 30-60℃; cleanliness: NAS 8 standard).
No. | Part № | Description | Material | Primary Wear Causes | Damage Prevention Precautions |
1 | SP-06×25 | Pipeline oil filter (Filter element SPX-06×25) | 6061 aluminum alloy filter body + cellulose filter element + NBR seal | Filter element blockage from large particles and sludge; filter body corrosion from moisture; seal aging leading to oil leakage | Inspect pressure difference monthly (replace element if > 0.3MPa); clean filter body every 800 hours; store spare elements in dry, dust-free environment |
2 | YW2-150 | Oil level/ temperature gauge | Tempered glass tube + 6061 aluminum alloy base + NBR seal + bimetallic temperature sensing element | Glass tube breakage from impact; scale buildup on temperature sensing element causing inaccuracy; base corrosion leading to oil leakage | Install protective guard around glass tube; clean glass and sensing element monthly; check base seal for leakage quarterly |
4. Hydraulic Pipeline & Connection Components
These components form the "vascular system" of the hydraulic station, transmitting hydraulic oil between components under high pressure. In oilfield operations, they face high-pressure fatigue, vibration-induced wear, and corrosion from moisture and drilling chemicals—key pain points include hose burst, connector leakage, and pipeline deformation, which can cause catastrophic oil loss and system failure. The parts here feature high-pressure-resistant materials, reliable sealing structures, and corrosion-resistant finishes to ensure safe, leak-free oil transmission.
No. | Part № | Description | Material | Primary Wear Causes | Damage Prevention Precautions |
1 | HA050100 | Quick coupling 3/8BSP | 316 stainless steel body + NBR seal + zinc-plated steel locking sleeve | Seal aging leading to leakage; valve core wear from frequent connection/disconnection; corrosion from moisture and drilling fluids | Clean coupling before connection; replace seal every 6 months; use dust caps when not in use; avoid impact on locking sleeve |
2 | HB970 | Connector | 20# carbon steel with zinc plating + FKM seal | Zinc plating wear leading to corrosion; thread wear from repeated assembly; seal aging causing leakage | Inspect for corrosion monthly; tighten with torque wrench (20-25 N·m); replace seal if leakage is detected |
3 | JB966 | Connector | 20# carbon steel with anti-corrosion coating + NBR seal | Coating peeling leading to corrosion; thread damage from improper installation; seal aging | Touch up coating if peeling; use correct thread tap/die for maintenance; replace seal every 8 months |
4 | JB974 | Connector 22 | 316 stainless steel body + FKM seal | Thread wear from repeated disassembly; seal aging leading to leakage; corrosion from hydraulic oil additives | Tighten to specified torque (30-35 N·m); replace seal every 6 months; apply anti-seize compound to threads before installation |
5 | JB966 | Connector 22/ G1/2″ | 316 stainless steel body + FKM seal | Same as JB974 Connector 22; additional stress from diameter transition causing seal damage | Same as JB974 Connector 22; ensure pipeline alignment to reduce stress on the connector |
6 | 22/28 | Variable-diameter pipe 22/28 | 20# carbon steel with seamless structure + anti-corrosion coating | Corrosion from moisture and drilling fluids; weld joint wear from high-velocity oil flow; coating peeling leading to rust | Inspect weld joints for cracks monthly; touch up coating if peeling; avoid installing in high-vibration areas without damping support |
7 | d20mm | PVC pipe | Hard PVC (polyvinyl chloride) with UV resistance | Brittleness from low temperature (below -5℃); deformation from heat (above 60℃); impact damage from drilling equipment | Avoid use in extreme temperature environments; install with nylon clamps to reduce vibration; protect from direct impact |
8 | JB966.4.00 | Connector | 316 stainless steel body + FKM seal | Thread wear; seal aging; corrosion from hydraulic oil | Tighten to specified torque; replace seal every 6 months; inspect for leakage monthly during system checks |
9 | JB984 | Union coupling | 316 stainless steel body + FKM seal | Thread wear from repeated disassembly; seal aging leading to leakage; corrosion from moisture | Avoid over-tightening; replace seal every 4 months; clean threads before assembly; apply anti-seize compound |
10 | JB984 | Union coupling | Same as above | Same as above | Same as above |
11 | JB1885 | High-pressure hose | NBR inner tube + 2-layer high-strength steel wire braid + polyurethane outer cover | Inner tube wear from high-pressure flow; steel wire corrosion; outer cover damage from friction and impact | Inspect for cracks, bulges, or oil leakage weekly; replace every 2 years; avoid bending beyond minimum radius (≥ 80mm) |
12 | JB1885 | High-pressure hose | Same as above | Same as above; additional wear from frequent circuit switching | Same as above; increase inspection frequency to biweekly for frequently used circuits |
13 | THPG1-228 | Plastic clamp | PA66 nylon with glass fiber reinforcement | Aging and brittleness from high temperature and UV exposure; deformation from over-tightening; impact damage | Avoid installation in areas with temperature exceeding 80℃ or direct sunlight; tighten to appropriate torque to avoid pipeline damage; replace if cracked |
5. Structural & Electrical Protection Components
These components provide structural support and electrical safety protection for the hydraulic station, critical for withstanding the harsh oilfield environment. Key pain points include case corrosion, flange leakage, and explosion-proof seal failure—issues that can damage internal components and pose safety hazards (e.g., fire, electric shock) in flammable atmospheres. The parts here feature robust structural designs, corrosion-resistant finishes, and certified explosion-proof construction to ensure long-term reliability and safety.
No. | Part № | Description | Material | Primary Wear Causes | Damage Prevention Precautions |
1 | 90261001 | Box flange | Q235B carbon steel with zinc plating + EPDM gasket | Zinc plating wear leading to corrosion; gasket aging causing leakage; bolt hole deformation from over-tightening | Inspect for corrosion monthly; replace gasket annually; use flat washers to distribute bolt pressure; tighten bolts evenly |
2 | EXX | Explosion-proof electric box | Q235B carbon steel with powder coating + explosion-proof glass window + NBR seal | Coating peeling leading to corrosion; seal aging allowing flammable gas ingress; glass window breakage from impact | Touch up powder coating if peeling; replace seal annually; inspect explosion-proof integrity monthly; avoid impact on window |
6. Fastening Components
Fastening components secure all hydraulic station parts, playing a critical role in maintaining structural stability in high-vibration oilfield environments. Key pain points include fastening loosening from continuous vibration, bolt corrosion, and thread damage from improper installation—issues that can cause component detachment and system failure. The parts here feature anti-loosening designs, corrosion-resistant materials, and high-strength construction to ensure reliable fastening even under extreme operating conditions.
No. | Part № | Description | Material | Primary Wear Causes | Damage Prevention Precautions |
1 | GB5780-86 | Screw M10×35 | 40Cr steel with quenching & tempering + zinc plating | Thread wear; cross-head damage from improper tools; vibration-induced loosening | Use matching cross-head screwdrivers; torque to 25-30 N·m; apply thread locker (Loctite 243) for vibration-prone areas |
2 | GB5780-86 | Bolt M12×30 | 45# steel with quenching & tempering + zinc plating | Thread wear; corrosion; shear failure from overload or vibration | Do not exceed rated load (200MPa); torque to 45-50 N·m; use spring washers and thread locker; inspect monthly for loosening |
3 | GB5780-86 | Bolt M10×35 | 40Cr steel with quenching & tempering + zinc plating | Same as GB5780-86 Screw M10×35; additional stress from medium-load applications | Same as GB5780-86 Screw M10×35; ensure proper load distribution with flat washers |
4 | GB70-85 | Screw M16×45 | 35CrMo steel with quenching & tempering + zinc plating | Thread wear; corrosion; cross-head damage; vibration-induced loosening | Use high-torque cross-head screwdrivers; torque to 60-65 N·m; apply thread locker; inspect biweekly for loosening in high-vibration areas |
Procurement & Technical Support Guidance
All components listed in this catalog are engineered to meet the strict operational requirements of drawworks disc brake hydraulic stations in oilfield environments, ensuring perfect compatibility, superior durability, and compliance with explosion-proof and high-pressure safety standards. This catalog serves as both a procurement reference—helping you quickly identify and source the exact parts you need—and a technical troubleshooting tool, with detailed wear prevention guidance to extend component lifespan and reduce downtime. Whether you need to replace worn parts, stock up on critical spares, or seek expert advice on component selection and maintenance, our team of hydraulic system specialists is ready to assist. To secure reliable, high-quality parts that keep your drawworks brake system operating safely and efficiently, contact us today to discuss your specific procurement requirements.