Escaping Sliding Way & Matching Parts for ZJ40 Truck-mounted Drilling Rig

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Z05010200005AA

Escaping sliding way for ZJ40 Truck-mounted Drilling Rig

High-strength structural steel (Q355B); thickened sliding surface (≥8mm); surface shot blasting + epoxy anti-rust coating; seamless welding to prevent jamming; designed with a smooth, anti-slip surface for rapid escape, complying with API Spec 4F safety requirements.

1. Surface wear and scratches from infrequent use but sudden impact during emergency escape; 2. Corrosion from outdoor exposure (rain, dust, drilling fluids) and moisture accumulation; 3. Weld seam cracking caused by rig vibration during transportation or drilling.

1. Inspect the sliding surface quarterly for wear/scratches, polishing with fine sandpaper if needed to maintain smoothness; 2. Clean the surface regularly and touch up anti-rust coating if peeling occurs; 3. Check weld seams monthly for cracks, repairing immediately to avoid structural failure.

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Z05010200005AA

Escaping sliding way

High-strength structural steel (Q355B); thickened sliding surface (≥8mm); surface shot blasting + epoxy anti-rust coating; seamless welding to prevent jamming; designed with a smooth, anti-slip surface for rapid escape, complying with API Spec 4F safety requirements.

1. Surface wear and scratches from infrequent use but sudden impact during emergency escape; 2. Corrosion from outdoor exposure (rain, dust, drilling fluids) and moisture accumulation; 3. Weld seam cracking caused by rig vibration during transportation or drilling.

1. Inspect the sliding surface quarterly for wear/scratches, polishing with fine sandpaper if needed to maintain smoothness; 2. Clean the surface regularly and touch up anti-rust coating if peeling occurs; 3. Check weld seams monthly for cracks, repairing immediately to avoid structural failure.

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P9970917AA

Guiderails L=10596

Structural steel (Q235B); seamless steel pipe with a length of 10596mm; surface zinc-plated for anti-rust protection; welded connection with reinforced joints; designed to guide operators and prevent deviation during escape, complying with safety guardrail standards.

1. Bending deformation from collision with drilling tools or rig components during transportation/maintenance; 2. Corrosion from outdoor exposure and moisture, especially at welded joints; 3. Wear at connection points due to rig vibration.

1. Avoid colliding with guiderails when moving tools; use padding to protect them during rig transportation; 2. Inspect welded joints monthly for rust/cracks, touching up anti-rust coating as needed; 3. Check for bending quarterly, straightening with a jack if minor deformation occurs.

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P9970931AA

Handrails L=348

Structural steel (Q235B); short-length (348mm) steel pipe; surface anti-rust coating; ergonomic design for easy gripping; welded to the sliding way to provide stability during escape, complying with safety grip standards.

1. Wear at gripping surfaces from occasional use and dust accumulation; 2. Weld seam cracking caused by repeated vibration; 3. Corrosion from hand sweat and outdoor moisture.

1. Clean gripping surfaces monthly to remove dust and debris; 2. Inspect weld seams quarterly for cracks, repairing immediately if found; 3. Apply a thin layer of anti-rust grease to the surface to prevent corrosion from moisture.

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P9970919AA

Inclinded vertical pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥6mm; surface anti-rust coating; welded at an incline to provide angular support for the sliding way; designed to withstand lateral and vertical loads from the system.

1. Weld seam fatigue cracking due to uneven load distribution from rig vibration; 2. Corrosion from moisture accumulation at the bottom connection; 3. Bending deformation from impact during rig movement.

1. Inspect weld seams monthly with visual checks, using ultrasonic testing quarterly for hidden cracks; 2. Keep the bottom connection dry to prevent corrosion; 3. Secure the pipe with additional brackets during rig transportation to avoid impact.

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P9970920AA

Support pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥6mm; surface anti-rust coating; straight design for vertical/horizontal support; welded joints with reinforced plates to enhance load-bearing capacity, complying with API Spec 4F.

1. Compression deformation from excessive load or uneven installation; 2. Corrosion from outdoor exposure and drilling fluid splashes; 3. Wear at connection points due to long-term vibration.

1. Ensure proper installation to distribute load evenly; avoid overloading the sliding way system; 2. Clean the pipe surface regularly to remove drilling fluids; touch up anti-rust coating if peeling; 3. Inspect connection points quarterly for wear, replacing worn parts promptly.

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P9970921AA

Support pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥6mm; surface anti-rust coating; straight design for vertical/horizontal support; welded joints with reinforced plates to enhance load-bearing capacity, complying with API Spec 4F.

1. Compression deformation from excessive load or uneven installation; 2. Corrosion from outdoor exposure and drilling fluid splashes; 3. Wear at connection points due to long-term vibration.

1. Ensure proper installation to distribute load evenly; avoid overloading the sliding way system; 2. Clean the pipe surface regularly to remove drilling fluids; touch up anti-rust coating if peeling; 3. Inspect connection points quarterly for wear, replacing worn parts promptly.

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P9970922AA

Bottom vertical pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥7mm (thickened for bottom load-bearing); surface anti-rust coating; vertical design to connect the sliding way to the rig’s base, transferring load to the rig frame.

1. Bending deformation from ground impact during rig deployment; 2. Corrosion from ground moisture and mud accumulation; 3. Weld seam cracking at the base connection due to vibration.

1. Inspect the pipe before rig deployment for bending; avoid rough placement on uneven ground; 2. Clean mud from the bottom regularly to prevent corrosion; 3. Reinforce weld seams at the base with additional welding if needed, checking monthly.

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P9970923AA

Support pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥6mm; surface anti-rust coating; straight design for vertical/horizontal support; welded joints with reinforced plates to enhance load-bearing capacity, complying with API Spec 4F.

1. Compression deformation from excessive load or uneven installation; 2. Corrosion from outdoor exposure and drilling fluid splashes; 3. Wear at connection points due to long-term vibration.

1. Ensure proper installation to distribute load evenly; avoid overloading the sliding way system; 2. Clean the pipe surface regularly to remove drilling fluids; touch up anti-rust coating if peeling; 3. Inspect connection points quarterly for wear, replacing worn parts promptly.

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P9970924AA

Support pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥6mm; surface anti-rust coating; straight design for vertical/horizontal support; welded joints with reinforced plates to enhance load-bearing capacity, complying with API Spec 4F.

1. Compression deformation from excessive load or uneven installation; 2. Corrosion from outdoor exposure and drilling fluid splashes; 3. Wear at connection points due to long-term vibration.

1. Ensure proper installation to distribute load evenly; avoid overloading the sliding way system; 2. Clean the pipe surface regularly to remove drilling fluids; touch up anti-rust coating if peeling; 3. Inspect connection points quarterly for wear, replacing worn parts promptly.

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P9970925AA

Steel pipe L=500

Structural steel (Q235B); length 500mm; seamless pipe with wall thickness ≥5mm; surface anti-rust coating; short support design for local reinforcement of the sliding way, ensuring stability in high-stress areas.

1. Wear at both ends from connection with other components; 2. Corrosion from moisture accumulation in tight spaces; 3. Bending deformation from local impact during maintenance.

1. Apply anti-rust grease to both ends before installation to reduce wear; 2. Inspect tight connection areas monthly for moisture, cleaning and drying as needed; 3. Avoid using the pipe as a tool rest during maintenance to prevent impact.

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P9970927AA

Bottom cross pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥6mm; surface anti-rust coating; horizontal cross design to connect bottom vertical pipes, enhancing overall structural rigidity of the support system.

1. Weld seam cracking due to lateral vibration during rig movement; 2. Corrosion from ground moisture and mud; 3. Compression deformation from uneven ground support.

1. Inspect weld seams monthly for cracks, repairing immediately if found; 2. Install a protective pad between the pipe and ground to prevent mud accumulation; 3. Ensure the ground is level before rig deployment to avoid uneven load.

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P9970928AA

Bottom slenting pipe L=908

High-strength seamless steel pipe (20Mn2); length 908mm; wall thickness ≥6mm; surface anti-rust coating; slanted design to provide diagonal support for the bottom frame, distributing load evenly.

1. Tensile fatigue from long-term diagonal load; 2. Corrosion from ground moisture and drilling fluids; 3. Bending deformation from impact during rig transportation.

1. Inspect the pipe quarterly for signs of fatigue (e.g., slight bending); replace if deformation exceeds 2mm; 2. Clean the pipe surface regularly to remove drilling fluids; 3. Secure the pipe with straps during transportation to avoid impact.

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P9970929AA

Bottom slenting pipe L=886

High-strength seamless steel pipe (20Mn2); length 886mm; wall thickness ≥6mm; surface anti-rust coating; slanted design to provide diagonal support for the bottom frame, distributing load evenly.

1. Tensile fatigue from long-term diagonal load; 2. Corrosion from ground moisture and drilling fluids; 3. Bending deformation from impact during rig transportation.

1. Inspect the pipe quarterly for signs of fatigue (e.g., slight bending); replace if deformation exceeds 2mm; 2. Clean the pipe surface regularly to remove drilling fluids; 3. Secure the pipe with straps during transportation to avoid impact.

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P9970926AA

Vertical pipe

High-strength seamless steel pipe (20Mn2); wall thickness ≥6mm; surface anti-rust coating; vertical design to connect the sliding way’s upper and lower sections, providing stable vertical support and complying with safety standards.

1. Bending deformation from lateral impact; 2. Corrosion from outdoor exposure and moisture; 3. Weld seam cracking at the top/bottom connections due to vibration.

1. Avoid colliding with the pipe during rig operations; use protective covers if needed; 2. Touch up anti-rust coating on peeling areas promptly; 3. Inspect top/bottom weld seams monthly, reinforcing with additional welding if necessary.

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P9970930AA

Hanging pipe L=100

Structural steel (Q235B); length 100mm; short hanging design; surface anti-rust coating; welded to the sliding way to hang auxiliary components, ensuring secure attachment without adding excess weight.

1. Weld seam cracking from vibration or excessive hanging weight; 2. Corrosion from outdoor exposure; 3. Wear at the hanging point from repeated use.

1. Do not hang items exceeding 5kg on the pipe; 2. Inspect the weld seam monthly for cracks, repairing immediately if found; 3. Clean the pipe surface regularly to prevent corrosion.

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P6004056AA

Steel plate 500X70

High-strength structural steel (Q355B); size 500mm×70mm; thickness ≥8mm; surface anti-rust coating; flat design for local reinforcement of the sliding way’s connection points, enhancing load-bearing capacity.

1. Wear at connection points due to vibration; 2. Corrosion from outdoor exposure and drilling fluids; 3. Bending deformation from uneven load or impact.

1. Inspect connection points quarterly for wear, replacing the plate if wear exceeds 1mm; 2. Clean the plate surface regularly to remove drilling fluids; 3. Ensure proper installation to distribute load evenly, avoiding local stress concentration.

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P6004057AA

Stiffener 500X30

Structural steel (Q235B); size 500mm×30mm; thickness ≥6mm; surface anti-rust coating; narrow, rigid design to stiffen the sliding way’s edges and joints, preventing bending and deformation under stress, complying with API Spec 4F.

1. Weld seam cracking due to stress concentration; 2. Corrosion from outdoor exposure; 3. Bending deformation from lateral impact.

1. Inspect weld seams monthly for cracks, repairing immediately if found; 2. Touch up anti-rust coating on peeling areas promptly; 3. Avoid hitting the stiffener with tools during maintenance to prevent deformation.

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P9910906AA

Angle steel L=500

Structural angle steel (Q235B); length 500mm; equal-sided design (∠50×50×5); surface anti-rust coating; used to reinforce the sliding way’s corners, providing angular support and preventing corner deformation.

1. Wear at corner connections due to vibration; 2. Corrosion from moisture accumulation at the corners; 3. Bending deformation from impact during rig movement.

1. Inspect corner connections quarterly for wear, replacing the angle steel if needed; 2. Clean corners regularly to remove moisture and debris; 3. Secure the angle steel with additional welding at the corners to enhance stability.

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P6004058AA

Bottom plate 10536X500

High-strength structural steel (Q355B); size 10536mm×500mm; thickness ≥10mm; surface anti-rust coating; large-area bottom plate to support the entire sliding way system, transferring load to the rig’s base.

1. Wear from contact with the rig’s base during transportation; 2. Corrosion from ground moisture and mud; 3. Bending deformation from uneven ground support.

1. Install a rubber pad between the bottom plate and rig base to reduce wear during transportation; 2. Clean mud from the plate regularly to prevent corrosion; 3. Ensure the rig base is level before installation to avoid uneven load.

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P9920413AA

Edge beam L=10596

High-strength structural steel (Q355B); length 10596mm; beam design with reinforced cross-section; surface anti-rust coating; installed along the sliding way’s edges to prevent edge deformation and ensure smooth escape.

1. Wear at the edges from operator contact during escape; 2. Bending deformation from lateral impact; 3. Corrosion from outdoor exposure and drilling fluids.

1. Inspect edges quarterly for wear, polishing if needed to maintain smoothness; 2. Protect edges with padding during rig transportation to avoid impact; 3. Clean the beam surface regularly and touch up anti-rust coating.

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P9970918AA

Vertical plate

Structural steel (Q235B); vertical flat design; thickness ≥8mm; surface anti-rust coating; welded to the sliding way to separate sections and reinforce vertical support, ensuring structural integrity.

1. Weld seam cracking due to vibration; 2. Corrosion from moisture accumulation behind the plate; 3. Bending deformation from lateral load.

1. Inspect weld seams monthly for cracks, repairing immediately if found; 2. Check behind the plate quarterly for moisture, cleaning and drying as needed; 3. Avoid leaning tools against the plate to prevent deformation.

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P6201926AA

Reinforced plate

High-strength structural steel (Q355B); thickness ≥10mm; surface anti-rust coating; thickened design for high-stress areas (e.g., pipe connections, weld joints); enhances structural rigidity and prevents fatigue damage.

1. Wear at high-stress connection points; 2. Corrosion from drilling fluids and outdoor exposure; 3. Weld seam cracking due to excessive stress.

1. Inspect high-stress points quarterly for wear, replacing the plate if wear is excessive; 2. Clean the plate surface regularly to remove drilling fluids; 3. Ensure the plate is properly aligned to distribute stress evenly.

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P6101358AA

Closing plate

Structural steel (Q235B); thickness ≥6mm; surface anti-rust coating; flat design to close open sections of the sliding way system, preventing debris and moisture from entering and causing internal corrosion.

1. Corrosion from outdoor exposure and moisture; 2. Weld seam cracking due to vibration; 3. Damage from debris impact during rig operations.

1. Inspect the plate monthly for rust, touching up anti-rust coating as needed; 2. Check weld seams for cracks, repairing immediately if found; 3. Clean debris from around the plate regularly to prevent impact damage.

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P6101359AA

Retaining plate

Structural steel (Q235B); thickness ≥7mm; surface anti-rust coating; designed to retain and secure other components (e.g., pipes, plates) in place, preventing accidental detachment due to vibration.

1. Wear at the retaining surface from component movement; 2. Corrosion from outdoor exposure; 3. Bending deformation from excessive pressure on the retained components.

1. Inspect the retaining surface quarterly for wear, replacing the plate if needed; 2. Clean the plate surface regularly to prevent corrosion; 3. Ensure retained components are properly secured to avoid excessive pressure on the plate.

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P6004059AA

Side plate

Structural steel (Q235B); thickness ≥8mm; surface anti-rust coating; installed on the sliding way’s sides to prevent operators from slipping off during escape, complying with GB 2894-2008 safety standards.

1. Wear from operator contact during escape; 2. Bending deformation from lateral impact; 3. Corrosion from outdoor exposure and drilling fluids.

1. Inspect the side plate monthly for wear, ensuring the surface remains smooth; 2. Protect the plate from impact during rig transportation; 3. Clean the plate surface regularly and touch up anti-rust coating.

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P6101356AA

Plug plate φ32

Structural steel (Q235B); diameter 32mm; thickness ≥5mm; surface anti-rust coating; circular design to plug 32mm-diameter pipe ends, preventing debris and moisture from entering and causing internal corrosion.

1. Loosening and loss due to rig vibration; 2. Corrosion from outdoor exposure; 3. Damage to the edge from improper installation/removal.

1. Inspect plug plates monthly for tightness, resecuring if loose; 2. Apply anti-rust grease to the edge before installation to prevent corrosion; 3. Use a proper tool to install/remove the plate, avoiding edge damage.

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P6101357AA

Plug plate φ36

Structural steel (Q235B); diameter 36mm; thickness ≥5mm; surface anti-rust coating; circular design to plug 36mm-diameter pipe ends, preventing debris and moisture from entering and causing internal corrosion.

1. Loosening and loss due to rig vibration; 2. Corrosion from outdoor exposure; 3. Damage to the edge from improper installation/removal.

1. Inspect plug plates monthly for tightness, resecuring if loose; 2. Apply anti-rust grease to the edge before installation to prevent corrosion; 3. Use a proper tool to install/remove the plate, avoiding edge damage.

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P6004055AA

Hang hook

Alloy steel (35CrMoA); heat-treated for toughness and wear resistance; surface anti-rust coating; hook design to hang and secure the sliding way to the rig’s frame, ensuring stability during transportation and drilling.

1. Wear at the hook surface from repeated hanging/removal; 2. Fatigue cracking from long-term load-bearing; 3. Corrosion from outdoor exposure and moisture.

1. Inspect the hook surface quarterly for wear, replacing if wear exceeds 1mm; 2. Check for cracks monthly, using ultrasonic testing if necessary; 3. Apply anti-rust grease to the hook regularly to prevent corrosion.

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Are all these parts compatible only with ZJ40 truck-mounted drilling rigs? Can they be used on other ZJ-series rigs?

All parts are exclusively designed and manufactured for ZJ40 truck-mounted drilling rigs, with dimensions, load-bearing capacity, and connection methods tailored to this specific model. They are not compatible with other ZJ-series rigs (e.g., ZJ30, ZJ50) due to differences in rig structure and escape system design. Using these parts on non-ZJ40 truck-mounted rigs will cause mismatch, instability, and potential safety hazards—always confirm the rig model before procurement.

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How often should I inspect and maintain the escaping sliding way system to ensure it works properly in emergencies?

We recommend a regular maintenance schedule aligned with API Spec 4F: weekly visual inspections (check for loose parts, debris, and obvious damage); monthly detailed inspections (weld seams, corrosion, tightness of plug plates/hang hooks); quarterly in-depth maintenance (cleaning, lubrication, polishing sliding surfaces, ultrasonic weld testing). Additionally, conduct a full-function test every 6 months (simulate emergency escape) to ensure smooth operation. For rigs used in high-corrosion environments (e.g., coastal areas), shorten the maintenance cycle by 30%.

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What should I do if the guiderails (P9970917AA) are bent during rig transportation? Can they be repaired or must they be replaced?

The handling depends on the degree of deformation: if bending is minor (≤2mm) and there are no cracks in the weld seams, the guiderails can be repaired by straightening them with a hydraulic jack, followed by a visual and ultrasonic inspection to confirm no hidden damage, then touch up the anti-rust coating. If bending exceeds 2mm, or if there are cracks in the weld seams or pipe body, replace the guiderails immediately—bent guiderails cannot provide reliable protection during escape, which violates GB 2894-2008 safety standards and poses a serious risk to personnel.