Bomco F1600 Mud Pump Parts

1

Valve Spring (PN: AH00000101)

High-Strength Alloy Steel 60Si2Mn (Heat-Treated)

1. Fatigue failure from repeated compression-relaxation cycles during pump operation; 2. Corrosion from moisture and chemical components in drilling mud; 3. Thermal fatigue caused by temperature fluctuations in the fluid end

1. Regularly inspect spring elasticity; replace if deformation or loss of resilience is detected (e.g., failure to return to original length); 2. Ensure the fluid end is properly sealed to prevent mud intrusion; 3. Avoid operating the pump at temperatures exceeding its rated limit (refer to Bomco F1600 operation manual)

2

API 7 - Valve Assembly (PN: AH0000020300)

Valve Body: Alloy Steel 4140; Sealing Surface: Stellite Alloy

1. Abrasion from drilling cuttings (sand, gravel) in circulating mud; 2. Erosion-corrosion from high-velocity mud flow; 3. Wear of sealing surface due to repeated contact with valve seat

1. Maintain drilling mud quality (control solid content <5% per API standards) to reduce abrasive wear; 2. Regularly check valve sealing performance; replace if leakage occurs; 3. Use API-specified lubricants for valve assembly to reduce friction

3

Valve Rubber (PN: AH00000203013)

Nitrile Butadiene Rubber (NBR) with High Abrasion Resistance & Oil Resistance

1. Abrasion from contact with drilling mud and cuttings; 2. Swelling and degradation caused by chemical additives in mud (e.g., surfactants); 3. Hardening and cracking due to long-term exposure to high temperatures

1. Select compatible rubber materials based on drilling mud composition; 2. Replace valve rubber at regular intervals (recommended every 500 operating hours) regardless of apparent wear; 3. Store spare rubber parts in a cool, dry environment away from direct sunlight and chemicals

4

Guide Valve Upper (PN: AH1001010510)

Alloy Steel 4140 (Quenched & Tempered) with Chrome Plating

1. Sliding friction wear with the valve body during operation; 2. Corrosion from drilling mud seepage; 3. Scratching caused by foreign particles (cuttings) entering the fitting gap

1. Ensure the fitting gap between guide valve and valve body is within OEM specifications (0.02-0.05mm); 2. Clean the valve cavity thoroughly before installing the guide valve; 3. Apply anti-corrosion coating to the guide valve surface during storage

5

Guide Valve Lower (PN: AH130101050500)

Alloy Steel 4140 (Quenched & Tempered) with Chrome Plating

1. Sliding friction wear during valve opening/closing cycles; 2. Impact wear from valve seat contact; 3. Corrosion from low-oxygen drilling mud environments

1. Inspect the guide surface for scratches or wear regularly; polish minor scratches with fine abrasive paper; 2. Control pump operation pressure to avoid excessive impact between guide valve and seat; 3. After use, disassemble and clean the guide valve to remove mud residues

1

Cover Seal Ring (PN: AH1301010508)

Fluororubber (FKM) with High Temperature & Chemical Resistance

1. Compression set (permanent deformation) from long-term installation under pressure; 2. Degradation from contact with aggressive drilling mud additives; 3. Cutting damage from sharp edges of the valve cover during installation

1. Ensure the installation groove is clean and free of burrs; use a installation tool to avoid direct contact with sharp edges; 2. Do not over-compress the seal ring (follow OEM compression ratio specifications); 3. Replace seals if they show signs of hardening, cracking, or swelling

2

Bonnet Seal Ring (Valve Cover Seal) (PN: AH1301010510)

Fluororubber (FKM) with High Temperature & Chemical Resistance

1. Abrasion from slight movement between the valve bonnet and body during pump operation; 2. Chemical corrosion from drilling mud infiltration; 3. Thermal aging in high-temperature wellbore environments

1. Inspect the valve bonnet and body mating surfaces for flatness; repair if warped; 2. Apply a thin layer of compatible sealant (per OEM recommendations) before installation; 3. Store spare seals in a vacuum-sealed package to prevent moisture absorption and aging

3

Liner Seal Ring (PN: AH301010514)

Nitrile Butadiene Rubber (NBR) Reinforced with Nylon Fabric

1. Abrasion from the rotating liner and reciprocating piston; 2. Pressure extrusion damage from high mud pressure; 3. Corrosion from drilling mud containing hydrogen sulfide (H₂S) or carbon dioxide (CO₂)

1. Ensure the liner is properly aligned before installation to avoid eccentric wear; 2. For sour gas drilling (H₂S present), use H₂S-resistant seal materials; 3. Replace the seal ring whenever the liner is removed or replaced

4

Seal Ring for Piston (PN: 530301010412035000)

Polyurethane (PU) with High Abrasion & Pressure Resistance

1. Severe abrasion from reciprocating movement against the liner inner wall; 2. Scratching from foreign particles (cuttings) in the mud; 3. Hardening and cracking due to high operating temperatures

1. Maintain clean drilling mud to reduce abrasive particles; 2. Inspect the liner inner wall for scratches or corrosion regularly; repair or replace if damaged; 3. Lubricate the seal ring with compatible lubricant before installation

5

O-RING 200x7-G-S (For Hydraulic end assembly) (PN: GB3452.1)

Ethylene Propylene Diene Monomer (EPDM) with High Weather Resistance

1. Compression set from long-term pressure; 2. Degradation from hydraulic oil additives; 3. Damage from improper installation (twisting or stretching)

1. Install the O-ring without twisting; use a installation mandrel if necessary; 2. Ensure the O-ring is compatible with the hydraulic oil type (per API 7D specifications); 3. Check the O-ring groove dimensions for compliance with GB3452.1 standards

1

Piston Rod (PN: AH1301020504)

Alloy Steel 4340 (Ultra-High Strength) with Hard Chrome Plating

1. Bending fatigue from alternating loads during reciprocation; 2. Abrasion and corrosion at the seal interface; 3. Thread damage during piston installation/removal

1. Ensure proper alignment of the piston rod with the liner (eccentricity ≤0.03mm); 2. Regularly inspect the chrome-plated surface for peeling or scratches; re-plate if damaged; 3. Use torque tools to tighten piston nuts per OEM specifications; avoid over-tightening

2

Liner, 160mm (PN: AH130102051200)

Alloy Cast Iron with Nitrided Surface (High Hardness & Abrasion Resistance)

1. Abrasion from drilling cuttings in the mud; 2. Erosion-corrosion from high-velocity mud flow at the inlet/outlet; 3. Scuffing (metal-to-metal contact) caused by insufficient lubrication or piston seal failure

1. Control drilling mud solid content and particle size (filter out particles larger than 0.5mm); 2. Replace piston seals promptly to prevent mud leakage and scuffing; 3. Inspect liner inner diameter for wear regularly; replace when wear exceeds 0.2mm

3

Liner, 165mm (PN: AH130102051200)

Alloy Cast Iron with Nitrided Surface (High Hardness & Abrasion Resistance)

1. Abrasion from prolonged circulation of high-solids mud; 2. Thermal fatigue from temperature fluctuations in deep well drilling; 3. Damage from improper installation (impact with piston rod)

1. Pre-heat the liner to match the pump body temperature in cold environments before installation; 2. Use a guide sleeve during installation to avoid impact with the piston rod; 3. Rotate the liner 90° every 100 operating hours to ensure uniform wear

4

Liner, 170mm (PN: AH130102051200)

Alloy Cast Iron with Nitrided Surface (High Hardness & Abrasion Resistance)

1. Severe abrasion from high-flow-rate mud circulation; 2. Corrosion from acidic drilling mud (pH <6); 3. Liner lock ring failure leading to axial movement and wear

1. Monitor drilling mud pH value; adjust to 7-9 with additives if necessary; 2. Inspect the liner lock ring regularly for wear or deformation; replace if damaged; 3. Avoid operating the pump at flow rates exceeding the liner's rated capacity

5

Liner, 180mm (PN: AH130102051200)

Alloy Cast Iron with Nitrided Surface (High Hardness & Abrasion Resistance)

1. Abrasion from large-volume mud circulation in deep wells; 2. Bending stress from eccentric piston movement; 3. Corrosion from formation water intrusion in the mud

1. Ensure the pump's crankshaft is properly aligned to prevent piston eccentricity; 2. Test formation water compatibility with the liner material before drilling; 3. Clean the liner inner wall thoroughly after each drilling shift to remove mud deposits

6

Piston 160mm (PN: AH130102050800)

Piston Body: Aluminum Alloy; Sealing Surface: Polyurethane (PU)

1. Abrasion of PU sealing surface against the liner inner wall; 2. Damage from foreign particles embedded in the sealing surface; 3. Deformation from high operating temperatures

1. Keep the liner inner wall clean to avoid particle embedding; 2. Replace the piston if the PU surface shows signs of grooving or wear; 3. Avoid operating the pump at temperatures above 120℃ (PU's maximum service temperature)

7

Rubber 6-1/4" 160mm

Nitrile Butadiene Rubber (NBR) with High Abrasion Resistance

1. Abrasion from contact with the liner inner wall; 2. Swelling from oil contamination in the mud; 3. Cracking from repeated compression and expansion

1. Avoid mixing oil with drilling mud (control oil content <1%); 2. Replace rubber components if they show signs of swelling, cracking, or hardening; 3. Store rubber parts in a oil-free environment

8

Piston 6-1/2" 165mm (PN: AH130102050800)

Piston Body: Aluminum Alloy; Sealing Surface: Polyurethane (PU)

1. Abrasion from high-pressure mud circulation; 2. Scratching from sharp cuttings in the mud; 3. Fatigue damage from repeated reciprocation

1. Use a mud filter with 100-mesh screen to remove sharp cuttings; 2. Inspect the piston sealing surface for scratches regularly; replace if damaged; 3. Maintain the pump's reciprocating speed within OEM limits (avoid over-speeding)

9

Rubber 6-1/2" 165mm

Nitrile Butadiene Rubber (NBR) with High Abrasion Resistance

1. Abrasion from prolonged contact with the liner; 2. Chemical degradation from mud additives; 3. Thermal aging in high-temperature drilling environments

1. Select rubber compatible with mud additives; 2. Replace rubber components every 300 operating hours in high-temperature wells; 3. Store in a cool, dry environment with temperature 15-25℃

10

Piston 6-3/4", 170mm (PN: AH130102050800)

Piston Body: Aluminum Alloy; Sealing Surface: Polyurethane (PU)

1. Abrasion from large-displacement mud circulation; 2. Impact damage from sudden pressure surges; 3. Corrosion from H₂S in sour gas wells

1. Install a pressure relief valve to prevent sudden pressure surges; 2. For sour gas wells, use H₂S-resistant PU material; 3. Regularly inspect the piston body for corrosion spots; clean and treat if found

11

Rubber 6-3/4", 170mm

Nitrile Butadiene Rubber (NBR) with High Abrasion Resistance

1. Abrasion from high-velocity mud flow; 2. Degradation from exposure to sunlight and oxygen during storage; 3. Damage from improper installation (stretching)

1. Install the rubber component without stretching (match the piston groove size); 2. Store spare rubber parts in opaque, airtight packaging; 3. Replace if the rubber shows signs of oxidation (surface cracking, discoloration)

12

Piston 7", 180mm (PN: AH130102050800)

Piston Body: Aluminum Alloy; Sealing Surface: Polyurethane (PU)

1. Abrasion from heavy-duty mud circulation in deep wells; 2. Bending stress from misalignment with the liner; 3. Wear at the piston rod connection thread

1. Regularly check and adjust the pump's alignment to ensure piston-liner coaxiality; 2. Use thread lock compound on the piston-rod connection to prevent loosening; 3. Replace the piston if the connection thread shows wear or damage

13

Rubber 7" 180mm

Nitrile Butadiene Rubber (NBR) with High Abrasion Resistance

1. Abrasion from prolonged heavy-duty operation; 2. Corrosion from formation water with high salinity; 3. Compression set from long-term installation

1. Flush the piston and liner with clean water after operation in high-salinity environments; 2. Remove the piston and relieve compression on the rubber if the pump is out of service for more than 7 days; 3. Replace rubber components if compression set exceeds 20%

14

Nuts for Piston (PN: T501-303.0)

Alloy Steel 35CrMo (High Strength & Impact Resistance)

1. Thread wear during repeated installation/removal; 2. Fatigue failure from alternating loads; 3. Corrosion from drilling mud and moisture

1. Use a torque wrench to apply the correct tightening torque (per OEM specs); 2. Inspect threads for damage before installation; replace if stripped; 3. Apply anti-corrosion thread compound before installation and after removal for storage

15

Clamp Assembly, Piston Rod (PN: AH130102050600)

Alloy Steel 4140 (Quenched & Tempered) with Anti-Corrosion Coating

1. Abrasion from contact with the piston rod during reciprocation; 2. Fatigue damage from alternating clamping forces; 3. Corrosion from environmental moisture and mud splashes

1. Ensure the clamp's clamping force is uniform (avoid over-tightening); 2. Regularly inspect the clamp for cracks or deformation; replace if found; 3. Clean and apply anti-corrosion oil to the clamp surface after use

16

Liner Lock Ring (PN: AH1301010518)

Alloy Steel 65Mn (High Elasticity & Wear Resistance)

1. Wear from axial movement of the liner; 2. Elastic fatigue from repeated installation/removal; 3. Corrosion from drilling mud infiltration

1. Inspect the lock ring's elasticity before installation; replace if it fails to snap into the groove; 2. Clean the lock ring groove thoroughly to remove mud residues; 3. Avoid using pliers or other tools that could deform the lock ring during installation

1

Air Bag for Suction Dampener (PN: AH0000050100)

Fluororubber (FKM) with Reinforced Nylon Cord Layer

1. Fatigue damage from repeated expansion and contraction due to pressure pulsations; 2. Degradation from contact with drilling mud; 3. Over-inflation leading to membrane rupture

1. Inflate the air bag to the OEM-specified pre-charge pressure (avoid over-inflation); 2. Regularly inspect the air bag for leaks (use soapy water to check for bubbles); 3. Replace the air bag if it shows signs of bulging, cracking, or loss of elasticity

2

Air Bag for Discharge Dampener (PN: AK7535010200)

Fluororubber (FKM) with Reinforced Nylon Cord Layer

1. Severe fatigue damage from high-pressure pulsations in the discharge line; 2. Thermal aging from high-temperature mud in the discharge line; 3. Damage from foreign particles entering the dampener

1. Monitor the discharge line temperature; ensure it does not exceed the air bag's maximum service temperature (150℃); 2. Install a filter at the dampener inlet to prevent particle intrusion; 3. Check the pre-charge pressure regularly (weekly) and adjust if necessary

3

Shear Pin for Relief Valve JA-3 (PN: AH0000060111)

Carbon Steel 45 (Precision Machined, Controlled Shear Strength)

1. Fatigue from repeated pressure cycles below the shear limit; 2. Corrosion from moisture and drilling mud; 3. Damage from improper installation (bending or scratching)

1. Use only OEM-specified shear pins (do not substitute with other materials); 2. Inspect the shear pin for corrosion or deformation before installation; replace if damaged; 3. Install the shear pin without applying excessive force (avoid bending)

4

Needle Valve (Pulsation Dampener) (PN: AK7535010002)

Valve Body: Stainless Steel 316L; Valve Core: Stellite Alloy

1. Abrasion of valve core from high-velocity fluid flow; 2. Clogging and corrosion from mud residues; 3. Thread wear during valve opening/closing

1. Open/close the valve slowly to avoid fluid impact on the valve core; 2. Flush the valve with clean water after each drilling operation to remove mud residues; 3. Apply anti-seize compound to the valve stem threads regularly

5

1/4" Connector (Pulsation Dampener) (PN: AK75350106)

Stainless Steel 316L (Corrosion Resistance)

1. Thread wear during installation/removal; 2. Corrosion from drilling mud and environmental moisture; 3. Fatigue damage from pressure pulsations

1. Use a wrench to tighten the connector (avoid over-tightening to prevent thread damage); 2. Apply anti-corrosion coating to the connector surface; 3. Inspect the connector for leaks regularly (use pressure testing)

6

1/4" Steel Pipe Tee (Pulsation Dampener) (PN: T511-2001)

Carbon Steel 20 (Galvanized for Anti-Corrosion)

1. Corrosion from environmental moisture and mud splashes; 2. Fatigue damage from pressure pulsations at the tee junction; 3. Welding joint damage (if applicable) from vibration

1. Inspect the galvanized coating for peeling; re-galvanize if damaged; 2. Secure the pipe tee with a bracket to reduce vibration; 3. Check the welding joint (if any) for cracks regularly using NDT methods

7

Pressure Gauge (Pulsation Dampener) (PN: 380202052250006020)

Gauge Case: Stainless Steel 304; Bourdon Tube: Phosphor Bronze

1. Bourdon tube fatigue from repeated pressure cycles; 2. Damage from vibration (lack of damping); 3. Corrosion of internal components from moisture

1. Install a vibration damper between the gauge and the pipeline; 2. Calibrate the pressure gauge regularly (every 6 months) per API standards; 3. Protect the gauge from direct mud splashes and moisture (use a protective cover)