Z03050000136AA Drawworks Frame and Guard for Sj Petro ZJ40 Drilling Rig

1

Z03050000136AA

Drawworks frame and guard

Integrated assembly of high-strength structural steel (Q355B); frame components: welded forming, surface shot blasting + epoxy anti-corrosion coating; guard components: stamped steel with anti-rust treatment; core structural and protective unit for Sj Petro ZJ40 drawworks.

1. Frame weld seam fatigue cracking from long-term drawworks vibration and heavy loads; 2. Guard surface corrosion from drilling fluid and outdoor humidity; 3. Connection loosening between frame and guard due to rig vibration.

1. Inspect frame weld seams monthly with ultrasonic flaw detection (API Spec 8C § 5.4); repair immediately if cracks are found; 2. Clean guards weekly to remove debris/drilling fluid, touch up anti-corrosion coating if peeling; 3. Check frame-guard connections monthly for tightness.

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Z03050100124AA

Drawworks frame

High-strength structural steel (Q355B); integrated welding structure; thickened beam design for enhanced load-bearing; surface anti-corrosion coating; main load-bearing component, supporting drawworks drums, motors, and other key parts.

1. Local deformation from uneven drawworks load distribution; 2. Weld seam separation from long-term vibration and impact during rig transportation; 3. Corrosion at the bottom surface from moisture accumulation.

1. Inspect quarterly for structural deformation; replace if bent more than 0.3mm; 2. Reinforce weld seams annually with anti-corrosion treatment; 3. Clean the bottom surface weekly to avoid moisture and debris buildup.

3

Z03050106006AA

Fixed plate

High-strength steel (Q235B); stamped and formed; surface zinc-plated; used to fix drawworks components (e.g., motors, bearings) to the frame, ensuring component stability during operation.

1. Bolt hole wear from repeated installation/removal during maintenance; 2. Deformation from uneven tightening of fixed bolts; 3. Corrosion from drilling fluid splashes.

1. Inspect bolt holes monthly for wear; replace if enlarged or deformed; 2. Tighten fixed bolts evenly to OEM-specified torque; 3. Apply anti-rust grease around bolt holes to prevent corrosion.

4

Z03050109004AA

Connection plate

High-strength structural steel (Q355B); welded to the frame; surface anti-corrosion coating; used to connect frame segments or attach auxiliary components, enhancing overall frame rigidity.

1. Weld seam wear from frame vibration and component impact; 2. Corrosion at connection gaps from moisture seepage; 3. Deformation from lateral forces during drawworks operation.

1. Inspect weld seams monthly for separation; re-weld if needed; 2. Seal connection gaps with anti-corrosion sealant quarterly; 3. Avoid placing heavy tools on connection plates to prevent deformation.

5

P6200310AA

Supporting plate

High-strength steel (Q355B); thickened design; surface anti-corrosion treatment; installed on the frame to support drawworks drums and reduce load stress on frame beams.

1. Wear at the contact surface with drawworks drums from long-term vibration; 2. Fatigue deformation from continuous heavy load bearing; 3. Corrosion from drilling fluid dripping.

1. Inspect contact surface monthly for wear; grind smooth if uneven, replace if worn excessively; 2. Apply anti-wear grease to contact surfaces weekly; 3. Clean monthly to remove drilling fluid and debris.

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P6400058AA

Connection pad eye

High-strength alloy steel (40CrNiMoA); heat-treated for tensile strength; surface galvanized; installed on the frame as a lifting/connecting point for drawworks auxiliary components.

1. Wear at the lifting hole from rope friction during component lifting; 2. Fatigue cracking from lifting load stress; 3. Corrosion from outdoor exposure and saltwater (coastal sites).

1. Inspect the lifting hole before each use; replace if cracks or excessive wear are found; 2. Use lifting ropes of matching specifications to avoid uneven friction; 3. Lubricate the lifting hole with anti-rust grease after each use.

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Z03050300054AA

Supporting seat L=120

High-strength steel (Q355B); length 120mm; welded to the frame; surface anti-corrosion coating; supports guardrails and lower guard plates, ensuring their stability and alignment.

1. Weld seam separation from guardrail/guard plate vibration; 2. Deformation from impact during rig maintenance or component handling; 3. Corrosion from moisture accumulation at the base.

1. Inspect weld seams monthly for tightness; re-weld if separated; 2. Avoid impacting supporting seats with tools or components; use protective padding if needed; 3. Clean the base weekly to remove moisture and debris.

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P6001256AA

Support

High-strength steel (Q235B); stamped forming; surface anti-corrosion paint; auxiliary supporting component for guards and guardrails, reducing vibration and enhancing structural stability.

1. Wear at the contact surface with guards/guardrails from vibration; 2. Deformation from uneven load distribution; 3. Corrosion from outdoor humidity and dust.

1. Inspect monthly for deformation and wear; replace if damaged; 2. Ensure even contact with guards/guardrails during installation; 3. Clean and apply anti-rust paint quarterly if needed.

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Z03050900023AA

Support

High-strength steel (Q355B); welded design; surface anti-corrosion coating; specialized support for top guards, ensuring they remain secure even under strong wind or minor impact.

1. Weld seam fatigue from top guard vibration; 2. Deformation from heavy snow or debris accumulation on top guards; 3. Corrosion from rainwater and dust.

1. Inspect weld seams monthly; repair if cracks are found; 2. Remove snow/debris from top guards regularly to avoid overload; 3. Touch up anti-corrosion coating annually or if peeling.

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P2103400AA

Guardrails

High-strength steel (Q235B); tubular structure; surface anti-corrosion coating; installed around the drawworks frame to form a safety barrier, preventing operator accidental contact with rotating parts.

1. Bending or deformation from impact during rig operation or maintenance; 2. Corrosion from outdoor exposure and drilling fluid; 3. Connection loosening from rig vibration.

1. Inspect weekly for bending/deformation; straighten if minor, replace if severe; 2. Clean and apply anti-rust grease quarterly; 3. Check connections to supporting seats monthly for tightness.

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P6043220AA

Stiffener

High-strength structural steel (Q355B); welded to frame beams; surface anti-corrosion coating; enhances frame rigidity, preventing beam deformation under heavy drawworks loads.

1. Weld seam separation from frame vibration and load stress; 2. Corrosion at weld joints from moisture seepage; 3. Local wear from tool contact during maintenance.

1. Inspect weld seams monthly; re-weld if separated; 2. Seal weld joints with anti-corrosion sealant quarterly; 3. Avoid placing tools on stiffeners to prevent wear.

1

Z03050400150AA

Right front top guard

Stamped steel (Q235B); surface anti-corrosion coating; lightweight yet durable; installed on the right front top of the drawworks frame, protecting operators from the front-right side of rotating parts.

1. Impact damage from tools or components during maintenance; 2. Corrosion from rainwater and drilling fluid splashes; 3. Bending from strong wind or debris impact.

1. Use protective padding around the guard during maintenance to avoid impact; 2. Clean weekly to remove debris/drilling fluid; 3. Inspect monthly for bending; replace if severely damaged.

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Z03050400152AA

Right rear top guard

Stamped steel (Q235B); surface anti-rust paint; compatible with Sj Petro ZJ40 drawworks layout; protects the right rear top area, preventing debris from falling into drawworks components.

1. Corrosion from outdoor humidity and saltwater (coastal sites); 2. Impact damage from auxiliary component handling; 3. Connection loosening from rig vibration.

1. Apply anti-corrosion coating annually; 2. Avoid dragging components across the guard; 3. Check connection bolts monthly for tightness.

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Z03050400153AA

Left rear top guard

Stamped steel (Q235B); surface zinc-plated; lightweight design for easy installation; protects the left rear top area, shielding operators from rotating parts and debris.

1. Bending from minor collisions during rig operation; 2. Corrosion from drilling fluid splashes; 3. Wear at the edges from tool contact.

1. Inspect monthly for bending; straighten if minor, replace if severe; 2. Clean weekly to remove drilling fluid; 3. Grind sharp edges if worn to prevent operator injury.

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Z03050400154AA

Left front top guard

Stamped steel (Q235B); surface anti-corrosion coating; precision-cut to fit Sj Petro ZJ40 drawworks; protects the left front top area, ensuring operator safety during drawworks operation.

1. Impact damage from falling tools or debris; 2. Corrosion from rainwater and dust; 3. Deformation from rig vibration over time.

1. Keep the area above the guard clear of tools/debris; 2. Clean monthly to remove dust and moisture; 3. Inspect quarterly for deformation and connection tightness.

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Z03050600025AA

Guard plate

Stamped steel (Q235B); thickened design for impact resistance; surface anti-corrosion coating; installed on the frame sides, protecting drawworks internal components from debris and drilling fluid.

1. Impact damage from external objects (e.g., rocks, tools); 2. Corrosion from drilling fluid and mud; 3. Wear at the bottom edge from contact with the ground during rig relocation.

1. Inspect weekly for impact damage; replace if cracked or severely dented; 2. Clean after each drilling shift to remove mud/drilling fluid; 3. Use protective sleeves on the bottom edge during rig relocation.

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Z03050800064AA

Seat plate, valve saver

High-strength steel (Q235B); surface anti-corrosion coating; precision-machined to fit valve saver components; protects the valve saver from debris and mechanical damage.

1. Wear from valve saver vibration and movement; 2. Corrosion from drilling fluid seepage; 3. Bolt hole wear from repeated maintenance.

1. Inspect monthly for wear and corrosion; replace if needed; 2. Apply anti-rust grease around the valve saver contact area; 3. Tighten connection bolts evenly to avoid bolt hole wear.

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P9911001267AA

Top guard

Stamped steel (Q235B); integrated design; surface anti-corrosion coating; covers the top of the drawworks, preventing debris, rainwater, and snow from entering internal components.

1. Deformation from heavy snow or debris accumulation; 2. Corrosion from rainwater and outdoor humidity; 3. Connection loosening from rig vibration.

1. Remove snow/debris from the top guard regularly; 2. Clean and apply anti-rust paint annually; 3. Check connection bolts to supports monthly for tightness.

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P981120170AA

Rear closing plate

Stamped steel (Q235B); surface anti-rust treatment; fits the rear of the drawworks frame, sealing the rear opening to prevent debris and drilling fluid from entering.

1. Corrosion from moisture and drilling fluid seepage; 2. Impact damage from rear-mounted components; 3. Bending from rig vibration during transportation.

1. Inspect monthly for corrosion and damage; replace if needed; 2. Seal the edges with anti-corrosion sealant quarterly; 3. Secure the plate tightly before rig relocation.

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Z03050300053AA

Lower guard plate, main drum

Stamped steel (Q235B); thickened design for wear resistance; surface anti-corrosion coating; installed below the main drum, protecting the drum and operators from debris and ground contact.

1. Wear from contact with the ground during rig relocation; 2. Corrosion from mud and drilling fluid splashes; 3. Impact damage from falling debris.

1. Inspect before and after rig relocation for wear; replace if excessively worn; 2. Clean after each shift to remove mud; 3. Use protective padding below the plate during relocation.

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P981120178AA

Lower guard plate, sand drum

Stamped steel (Q235B); surface anti-corrosion coating; tailored to the sand drum’s size; protects the sand drum from debris, sand, and drilling fluid contamination.

1. Wear from sand and drilling cuttings contact; 2. Corrosion from sand-laden drilling fluid; 3. Bending from impact during sand drum maintenance.

1. Clean weekly to remove sand and debris; 2. Apply anti-wear grease to the surface monthly; 3. Inspect monthly for bending and corrosion; replace if needed.

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P981120169AA

Plug plate

Stamped steel (Q235B); surface zinc-plated; used to plug unused holes in the frame or guards, preventing debris and moisture from entering internal components.

1. Corrosion from moisture seepage around the edges; 2. Loosening and loss from rig vibration; 3. Damage from tool contact during maintenance.

1. Inspect monthly for tightness and corrosion; replace if needed; 2. Apply anti-rust sealant around the edges during installation; 3. Mark plug plates to avoid accidental removal during maintenance.

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P981120170AA

Closing plate

Stamped steel (Q235B); surface anti-corrosion coating; fits frame openings, sealing gaps to prevent debris, dust, and drilling fluid from entering the drawworks system.

1. Corrosion from moisture and dust accumulation; 2. Bending from rig vibration; 3. Edge wear from tool contact during maintenance.

1. Clean monthly to remove dust and moisture; 2. Inspect for bending and corrosion; replace if needed; 3. Avoid using closing plates as tool rests during maintenance.

1

P7101847AA

Support, tension spring

High-carbon spring steel (65Mn); heat-treated for elasticity; surface anti-rust coating; used to maintain tension and alignment of guards or auxiliary components, reducing vibration.

1. Loss of elasticity from long-term tension and rig vibration; 2. Corrosion from outdoor humidity and drilling fluid; 3. Fatigue breakage from repeated expansion and contraction.

1. Inspect monthly for elasticity and corrosion; replace if brittle or deformed; 2. Apply anti-rust grease quarterly; 3. Avoid over-stretching during installation to prevent premature failure.

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P981120167AA

Support, tension spring

High-carbon spring steel (65Mn); heat-treated for toughness; surface zinc-plated; identical to P7101847AA, used as a redundant or auxiliary tension component for guards and roller supports.

1. Breakage from uneven tension distribution; 2. Corrosion from moisture seepage; 3. Wear at the connection points from vibration.

1. Ensure even tension during installation; 2. Replace whenever components are disassembled; 3. Store spare springs in a dry, ventilated area to prevent corrosion.

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P7101848AA

Support, roller

High-strength steel roller body; bearing inner core; surface hard chrome plating; reduces friction between moving components (e.g., guards, cables) and the frame, ensuring smooth movement.

1. Bearing wear from lack of lubrication; 2. Roller surface wear from friction with moving components; 3. Corrosion from dust and moisture entering the bearing.

1. Lubricate bearings weekly with high-temperature lithium-based grease; 2. Inspect monthly for roller surface wear and bearing smoothness; replace if worn; 3. Clean around rollers to prevent dust accumulation.

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P981120166AA

Support, roller

High-strength steel roller body; sealed bearing; surface anti-wear coating; used for auxiliary component movement, reducing friction and extending component life.

1. Sealed bearing damage from impact, allowing dust/moisture entry; 2. Roller edge wear from uneven contact; 3. Corrosion from outdoor exposure.

1. Inspect monthly for bearing damage and roller wear; replace if needed; 2. Avoid impacting rollers with tools or components; 3. Apply anti-rust grease to roller edges quarterly.

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Z03050800065AA

Support, roller

High-strength alloy steel roller body; precision bearing; surface hardening treatment; designed for heavy-load friction, supporting moving guards and reducing operational noise.

1. Bearing fatigue from heavy-load friction; 2. Roller surface deformation from uneven load; 3. Corrosion from drilling fluid splashes.

1. Inspect quarterly for bearing fatigue and roller deformation; replace if needed; 2. Ensure even load distribution on rollers; 3. Clean and lubricate weekly to remove drilling fluid.

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P6042962AA

Support, roller

High-strength steel roller body; low-friction bearing; surface anti-corrosion coating; used for light-load components, ensuring smooth movement and reducing wear.

1. Bearing jamming from dust accumulation; 2. Roller surface wear from light but frequent friction; 3. Connection loosening from rig vibration.

1. Clean around rollers weekly to prevent dust buildup; 2. Lubricate bearings monthly; 3. Check connection to the frame monthly for tightness.

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P981120171AA

Support, roller

Stainless steel roller body; sealed bearing; corrosion-resistant design; used in areas prone to drilling fluid splashes, ensuring smooth operation and long service life.

1. Sealed bearing wear from long-term use; 2. Roller surface scratches from debris; 3. Corrosion from harsh drilling fluid (high salinity).

1. Inspect monthly for bearing smoothness and roller scratches; replace if needed; 2. Clean daily to remove drilling fluid and debris; 3. Use corrosion-resistant lubricant in coastal or high-salinity environments.

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Z03051000019AA

Inserating piece

High-strength steel (Q235B); precision-machined; surface anti-corrosion coating; inserted between frame components to ensure alignment and reduce vibration-induced wear.

1. Wear from frame vibration and component movement; 2. Corrosion from moisture seepage between components; 3. Deformation from uneven load stress.

1. Inspect monthly for wear and alignment; replace if worn or misaligned; 2. Apply anti-rust grease before installation; 3. Ensure proper insertion depth to avoid movement.

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P9911000967AA

Latch unit

High-strength steel (Q355B); stamped and formed; surface anti-corrosion coating; used to secure guards and cover plates, ensuring they remain closed during operation.

1. Wear at the latch mechanism from frequent opening/closing; 2. Corrosion from outdoor exposure; 3. Spring fatigue in the latch, reducing holding force.

1. Inspect weekly for latch smoothness and holding force; replace if worn; 2. Clean and apply anti-rust grease monthly; 3. Avoid forcing the latch closed to prevent mechanism damage.

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4301312025

Hexagon bolt-full thread

High-strength alloy steel (10.9 grade); full thread design; surface zinc-plated; used to connect frame components, guards, and auxiliary parts, ensuring secure connections.

1. Thread wear from repeated installation/removal; 2. Fatigue breakage from rig vibration and load stress; 3. Corrosion from moisture and drilling fluid.

1. Tighten to OEM-specified torque; retighten monthly; 2. Replace if threads are stripped or bolts are cracked; 3. Apply anti-rust thread compound before installation.

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4313100012

Spring washer 12

High-carbon steel (65Mn); heat-treated for elasticity; surface zinc-plated; size 12mm; used with hexagon bolts to absorb vibration, preventing bolt loosening.

1. Loss of elasticity from long-term vibration; 2. Corrosion leading to breakage; 3. Deformation from over-tightening during installation.

1. Replace spring washers whenever bolts are removed; 2. Inspect monthly for corrosion and elasticity; replace if brittle; 3. Ensure proper alignment during installation.

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4300506012

Bolt M6X12

High-strength steel (8.8 grade); surface zinc-plated; size M6×12mm; used to connect small components (e.g., plug plates, small guards) to the frame.

1. Thread wear from frequent maintenance; 2. Breakage from over-tightening; 3. Corrosion from outdoor humidity.

1. Use the correct size tool to avoid over-tightening; 2. Replace if threads are stripped or bolts are broken; 3. Apply anti-rust grease to threads for outdoor use.

1

Are these parts compatible only with the Z03050000136AA Drawworks Frame and Guard for Sj Petro ZJ40? Can they be used for other ZJ40 rig brands or drawworks models?

All parts are exclusively matched to the Z03050000136AA Drawworks Frame and Guard, designed specifically for the Sj Petro ZJ40 Drilling Rig. They cannot be used for other ZJ40 rig brands or drawworks models, as different brands have varying structural dimensions, load-bearing capacities, and connection standards. Using non-compatible parts causes installation mismatch, structural instability, and safety hazards. For other rigs, provide the specific drawworks frame model for matching genuine parts.

2

What is the key maintenance focus for the drawworks frame and guard, especially to prevent safety hazards and extend service life?

Key maintenance focuses on safety and durability: 1. Inspect frame weld seams monthly (API Spec 8C § 5.4) to prevent cracking; 2. Clean guards and components weekly to remove debris/drilling fluid, touching up anti-corrosion coating as needed; 3. Lubricate roller supports weekly and inspect bearings monthly to avoid jamming; 4. Retighten all fasteners monthly to prevent loosening from vibration; 5. Replace worn/ damaged guards immediately to maintain safety barriers (API Spec 7K § 4.2).

3

How to confirm the correct part model when procuring, especially for similar components like roller supports and tension springs?

The key is to use the original product model (e.g., P7101847AA Support, tension spring; P7101848AA Support, roller). Each model corresponds to a specific size, function, and installation position on the Z03050000136AA assembly. If unsure, provide the drawworks frame model (Z03050000136AA), component name, and installation position (e.g., "roller support for right front top guard"), and our technical team will confirm the correct model to avoid procurement errors.