BOMCO F-2200HL Mud Pump Parts-1

1

AH010004-0500

42CrMo Alloy Steel (Quenched & Tempered) - Tensile strength ≥980MPa, surface hardness HRC 38-42; designed for high-pressure fluid end applications

1. Abrasive wear from high-solid drilling mud cuttings; 2. Stress corrosion cracking (SCC) due to H₂S in sour gas environments; 3. Cyclic pressure fatigue leading to material fatigue

1. Implement secondary filtration of drilling mud to reduce solid content below 5%; 2. Use H₂S-resistant coatings and corrosion inhibitors in sour gas drilling; 3. Conduct ultrasonic flaw detection (UT) every 500 operating hours to identify hidden fatigue cracks

2

AH010004-0600

35CrMo Alloy Steel - Forged blank with normalizing heat treatment; excellent impact toughness (αk ≥60J/cm²) and pressure-bearing capacity

1. Erosion-corrosion from high-velocity drilling mud flow; 2. Cavitation damage due to insufficient inlet pressure; 3. Thermal fatigue from repeated start-stop temperature fluctuations

1. Maintain inlet pressure ≥0.3MPa to avoid cavitation; 2. Optimize fluid flow channels to reduce velocity (≤8m/s); 3. Ensure cooling system operation to stabilize component temperature within 40-80°C

3

AH000003-042100

Stainless Steel 316L - Passivated surface treatment; superior corrosion resistance to chloride ions and organic acids in drilling mud

1. Pitting corrosion from seawater-based drilling mud; 2. Crevice corrosion at sealing interfaces; 3. Wear from abrasive particles embedded in mud cakes

1. Monitor chloride ion concentration in mud (≤2000ppm); 2. Clean sealing interfaces thoroughly before installation to remove debris; 3. Apply anti-fouling coating to external surfaces in marine environments

4

AH220201-052206B1

40CrNiMoA Alloy Steel - Nitrided surface (nitride layer depth 0.3-0.5mm); surface hardness HRC ≥55, core toughness retained

1. Adhesive wear from metal-to-metal contact under high pressure; 2. Fatigue pitting from cyclic load application; 3. Corrosion from acidic drilling mud (pH <6.5)

1. Use extreme pressure (EP) lubricants to reduce metal contact; 2. Operate within rated pressure range (avoid overpressure ≥110%); 3. Adjust drilling mud pH to 6.5-8.5 using neutralizing agents

5

AH220201-05220101B1

Forged Carbon Steel Q345R - High weldability and impact resistance; compliant with API Spec 7K for pressure vessel components

1. Weld joint fatigue from cyclic pressure; 2. Abrasive wear from sand-laden drilling mud; 3. Hydrogen-induced cracking (HIC) in wet drilling environments

1. Conduct magnetic particle testing (MPT) on weld joints every 1000 operating hours; 2. Install wear-resistant liners in high-abrasion areas; 3. Dry component surfaces thoroughly before storage to prevent HIC

6

AH220201-052202

20CrMnTi Alloy Steel - Carburized surface (carburizing depth 0.8-1.2mm); surface hardness HRC 58-62, core ductility ≥12%

1. Gear tooth wear from improper meshing in fluid end drive; 2. Abrasive wear from contaminated lubricants; 3. Thermal oxidation at high operating temperatures (≥120°C)

1. Adjust gear meshing clearance to 0.15-0.30mm per OEM specifications; 2. Use magnetic oil filters to remove metal particles from lubricants; 3. Maintain cooling system efficiency to limit temperature rise

7

AH220201-052203

17-4 PH Stainless Steel - Precipitation-hardened; corrosion resistance comparable to 316L, with higher strength (σb ≥1030MPa)

1. Stress corrosion cracking under combined pressure and tensile stress; 2. Wear from fine abrasive particles in drilling mud; 3. Degradation from exposure to low-molecular-weight esters

1. Relieve residual stress through post-installation heat treatment; 2. Use 200-mesh filters to remove fine particles from mud; 3. Verify chemical compatibility with drilling fluid additives before use

8

AH000003-042400

42CrMo Alloy Steel - Induction-hardened surface; enhanced wear resistance in high-velocity fluid zones

1. Erosion from high-velocity drilling mud impingement; 2. Fatigue failure from cyclic pressure loading; 3. Corrosion from saltwater intrusion in offshore operations

1. Install flow deflectors to reduce fluid impingement; 2. Implement load monitoring to avoid cyclic overload; 3. Use marine-grade anti-corrosion coatings and regular inspection

9

AH000003-042500

Stainless Steel 316Ti - Titanium-stabilized to prevent intergranular corrosion; suitable for high-temperature (≤150°C) drilling environments

1. Intergranular corrosion during welding or high-temperature operation; 2. Abrasive wear from drilling mud cuttings; 3. Galling between mating stainless steel components

1. Use low-heat input welding techniques (e.g., TIG welding); 2. Reduce solid particle content in mud via centrifugal separation; 3. Use anti-galling compounds on mating surfaces

10

AH000003-042600

35CrMo Alloy Steel - Quenched and tempered for balanced strength and toughness; designed for fluid end manifold components

1. Pressure fatigue from repeated pressure cycles; 2. Abrasive wear from mud flow through manifolds; 3. Corrosion from chemical additives in drilling mud

1. Avoid rapid pressure changes (≤0.5MPa/s); 2. Clean manifolds quarterly to remove accumulated mud deposits; 3. Test drilling mud for chemical compatibility with component materials

11

AH220201-052204

40CrNiMoA Alloy Steel - Forged for uniform material structure; high fatigue strength (σ-1 ≥500MPa) for long-term cyclic operation

1. Torsional fatigue from rotational fluid flow; 2. Abrasive wear from solid particles in mud; 3. Corrosion from moisture in humid drilling environments

1. Balance rotating components to reduce torsional stress; 2. Use wear-resistant inserts in high-abrasion areas; 3. Store spare parts in a dry, climate-controlled warehouse

12

AH220201-052205B1

42CrMo Alloy Steel - Shot-peened surface to improve fatigue life; surface roughness Ra ≤0.8μm

1. Fatigue cracking from surface stress concentrations; 2. Abrasive wear from drilling mud cuttings; 3. Corrosion from acidic mud additives

1. Smooth all sharp edges to reduce stress concentration; 2. Implement regular mud filtration maintenance; 3. Apply corrosion-resistant primer and topcoat to external surfaces

13

AH000002-010206

Stainless Steel 304 - Excellent corrosion resistance to water-based drilling mud; good ductility for forming complex shapes

1. Pitting corrosion from chloride ions; 2. Abrasive wear from fine sand particles; 3. Oxidation from high-temperature exposure

1. Add chloride ion scavengers to water-based mud; 2. Use fine-mesh strainers to remove sand particles; 3. Limit operating temperature to ≤100°C

14

437101010500000000

Carbon Steel Q235B - Galvanized surface treatment; cost-effective for non-pressure-bearing fluid end accessories

1. Corrosion from environmental moisture and mud splashes; 2. Abrasive wear from sand and dust; 3. Mechanical damage during installation/removal

1. Reapply galvanized coating every 6 months in harsh environments; 2. Install protective covers to prevent sand ingress; 3. Use proper tools and follow OEM installation procedures

1

AH220201-020100

20CrMnTi Alloy Steel - Carburized and quenched; gear tooth surface hardness HRC 58-62, core hardness HRC 30-35

1. Contact fatigue (pitting) on gear teeth from cyclic loading; 2. Abrasive wear from metal particles in lubricating oil; 3. Gear tooth scuffing due to insufficient lubrication

1. Use lubricants with anti-fatigue and anti-wear additives (ISO VG 460); 2. Replace lubricating oil every 500 operating hours; 3. Install magnetic oil separators to remove metal debris

2

AH220201-0202

42CrMo Alloy Steel - Forged shaft with induction hardening; surface hardness HRC 55-60, excellent torsional strength

1. Torsional fatigue failure from high torque and sudden load changes; 2. Wear at bearing seats due to vibration; 3. Corrosion from moisture ingress into the transmission case

1. Avoid sudden startup/shutdown and overload operation; 2. Check bearing clearance monthly (≤0.05mm); 3. Inspect transmission case seals regularly to prevent moisture intrusion

3

AH220201-0203

35CrMo Alloy Steel - Quenched and tempered; balanced strength (σb ≥900MPa) and ductility (δ5 ≥12%)

1. Bending fatigue from unbalanced rotating parts; 2. Abrasive wear from contaminated lubricants; 3. Stress corrosion cracking in humid environments

1. Balance rotating components to G2.5 grade; 2. Maintain lubricant cleanliness (NAS 8 class); 3. Apply anti-rust oil to shaft surfaces during storage

4

AH220201-0204

40CrNiMoA Alloy Steel - Nitrided surface; improved wear resistance and corrosion resistance

1. Wear at spline connections due to axial movement; 2. Fatigue failure from cyclic torque loading; 3. Galling between spline teeth

1. Install thrust washers to limit axial movement; 2. Operate within rated torque range; 3. Apply molybdenum disulfide-based lubricant to spline surfaces

5

AH220201-020500

20CrMnTi Alloy Steel - Carburized gear blank; uniform carburizing layer for consistent wear performance

1. Gear tooth wear from improper meshing alignment; 2. Fatigue cracking at tooth roots; 3. Abrasive wear from sand dust contamination

1. Align gear shafts using laser alignment tools (misalignment ≤0.05mm); 2. Conduct dye penetrant testing (DPT) on gear teeth every 1000 operating hours; 3. Install dust covers on transmission components

6

AH220201-0206

42CrMo Alloy Steel - Forged and machined; high impact resistance for heavy-duty power transmission

1. Impact damage from sudden load spikes; 2. Wear at keyway connections due to vibration; 3. Corrosion from drilling fluid splashes

1. Install load limiters to prevent overload; 2. Use keyway inserts to compensate for wear; 3. Clean and dry components regularly to remove mud residues

7

AH220201-0207

35CrMo Alloy Steel - Tempered to achieve good toughness; suitable for intermediate shaft applications

1. Fatigue wear from continuous rotation; 2. Abrasive wear from lubricant contamination; 3. Thermal fatigue from temperature fluctuations

1. Implement scheduled lubrication (every 250 operating hours); 2. Filter lubricants to remove contaminants; 3. Maintain stable operating temperature with cooling systems

8

AH220201-020800

20CrMnTi Alloy Steel - Carburized bearing race; high surface hardness for wear resistance

1. Bearing race pitting from cyclic loading; 2. Abrasive wear from metal particles in lubricant; 3. Overheating due to insufficient lubrication

1. Use bearing lubricants with appropriate viscosity; 2. Monitor bearing temperature (normal range: 40-80°C); 3. Replace bearings if abnormal noise or temperature rise is detected

9

AH220201-0209

42CrMo Alloy Steel - Induction-hardened shaft; enhanced surface wear resistance

1. Wear at journal surfaces; 2. Torsional fatigue from high torque; 3. Corrosion from moisture in the transmission case

1. Maintain proper journal clearance (0.10-0.20mm); 2. Avoid overtorque operation; 3. Ensure transmission case is properly sealed to prevent moisture ingress

10

AH220201-021000

40CrNiMoA Alloy Steel - Forged and nitrided; high fatigue strength and corrosion resistance

1. Fatigue failure from cyclic torque and bending loads; 2. Wear at coupling interfaces; 3. Galling between mating components

1. Conduct periodic NDT to detect fatigue cracks; 2. Use flexible couplings to reduce interface wear; 3. Apply anti-galling lubricant to mating surfaces

11

AH220201-0211

35CrMo Alloy Steel - Quenched and tempered; good machinability and mechanical properties

1. Abrasive wear from contaminated lubricants; 2. Bending fatigue from unbalanced loads; 3. Corrosion from harsh environmental conditions

1. Regularly replace lubricants and clean lubrication systems; 2. Balance rotating parts to reduce unbalanced loads; 3. Apply protective coating to external surfaces

12

AH220201-0212

20CrMnTi Alloy Steel - Carburized gear; high surface hardness and core toughness

1. Gear tooth wear from meshing with worn gears; 2. Fatigue cracking at tooth roots; 3. Abrasive wear from dust and debris

1. Replace worn gears in sets to ensure proper meshing; 2. Inspect gear teeth regularly for cracks; 3. Install effective dust protection systems

13

AH220201-0213

42CrMo Alloy Steel - Forged shaft; high torsional strength for heavy-duty applications

1. Torsional fatigue from high torque and load fluctuations; 2. Wear at bearing seats; 3. Corrosion from moisture and chemicals

1. Operate the pump smoothly to avoid load fluctuations; 2. Check bearing seat wear monthly; 3. Store spare shafts in a dry, chemical-free environment

14

AH220201-0214

35CrMo Alloy Steel - Tempered for toughness; suitable for intermediate power transmission components

1. Fatigue wear from continuous operation; 2. Abrasive wear from lubricant contaminants; 3. Thermal fatigue from temperature changes

1. Implement a preventive maintenance schedule; 2. Use high-quality lubricants with filtration systems; 3. Maintain consistent operating temperature

15

AH220201-0215

20CrMnTi Alloy Steel - Carburized component; excellent wear resistance for high-contact areas

1. Contact wear from metal-to-metal contact; 2. Fatigue pitting from cyclic loading; 3. Corrosion from environmental moisture

1. Use lubricants to reduce metal contact; 2. Monitor for pitting during routine inspections; 3. Apply anti-rust treatment during storage

16

AH220201-021600

40CrNiMoA Alloy Steel - Nitrided surface; improved wear and corrosion resistance for long service life

1. Wear at sliding interfaces; 2. Fatigue failure from cyclic loads; 3. Galling between mating parts

1. Maintain proper sliding interface clearance; 2. Avoid cyclic overload; 3. Use compatible materials for mating components

17

T502-7024K

20CrMnTi Alloy Steel - Carburized gear; precision-machined teeth for accurate meshing

1. Gear tooth wear from misalignment; 2. Fatigue cracking from cyclic loading; 3. Abrasive wear from contaminated lubricants

1. Align gears correctly during installation; 2. Conduct regular DPT inspections for cracks; 3. Keep lubricants clean and free of contaminants

18

AH220201-020001

42CrMo Alloy Steel - Forged and heat-treated; high strength for power transmission shafts

1. Torsional fatigue from high torque; 2. Wear at journal surfaces; 3. Corrosion from drilling fluid splashes

1. Operate within rated torque limits; 2. Maintain journal lubrication; 3. Clean and protect shafts from mud splashes

19

T502-3013

35CrMo Alloy Steel - Quenched and tempered; good toughness for gear shafts

1. Bending fatigue from unbalanced loads; 2. Wear at keyway connections; 3. Corrosion from moisture

1. Balance rotating components; 2. Inspect keyway wear regularly; 3. Store in a dry environment

20

T507-305.00

20CrMnTi Alloy Steel - Carburized bearing component; high surface hardness

1. Bearing wear from insufficient lubrication; 2. Pitting from cyclic loading; 3. Abrasive wear from metal particles

1. Ensure adequate lubrication; 2. Monitor bearing condition; 3. Use filtered lubricants

21

T502-6013K

40CrNiMoA Alloy Steel - Forged gear; high fatigue strength for heavy-duty operation

1. Gear tooth fatigue from cyclic loading; 2. Wear from meshing with worn components; 3. Corrosion from environmental factors

1. Replace worn gears in sets; 2. Conduct regular inspections; 3. Apply protective coating

22

T502-6012K

20CrMnTi Alloy Steel - Carburized gear; precision teeth for smooth power transmission

1. Wear from misalignment; 2. Fatigue cracking; 3. Abrasive wear from contaminants

1. Align gears properly; 2. Inspect for cracks; 3. Keep lubricants clean

23

AH220201-020002

35CrMo Alloy Steel - Quenched and tempered; balanced strength and ductility

1. Fatigue wear from continuous operation; 2. Abrasive wear from lubricant contaminants; 3. Corrosion from moisture

1. Follow preventive maintenance schedules; 2. Filter lubricants; 3. Store in a dry place

24

T502-7011K

20CrMnTi Alloy Steel - Carburized component; excellent wear resistance

1. Contact wear from metal-to-metal contact; 2. Fatigue pitting; 3. Corrosion from environmental moisture

1. Use lubricants to reduce contact; 2. Monitor for pitting; 3. Apply anti-rust treatment

1

430129130191800013

Fluorocarbon Rubber (FKM/Viton) - Temperature range: -20°C to 200°C; excellent chemical resistance to oils, acids, and drilling mud additives

1. Abrasive wear from solid cuttings in drilling mud; 2. Compression set from long-term static loading; 3. Degradation from exposure to low-molecular-weight ketones

1. Use 200-mesh filters to remove solid cuttings; 2. Maintain seal compression ratio at 15-25% (per OEM specs); 3. Verify chemical compatibility with drilling fluid additives

2

430103002317200010

Reinforced Polyurethane (PU) - Abrasion resistance: DIN 53516 ≥80mm³; high elasticity and tear strength

1. Abrasive wear from high-velocity drilling mud; 2. Hydrolytic degradation in water-based drilling mud; 3. Oxidation from prolonged exposure to air and sunlight

1. Reduce fluid velocity at seal interfaces (≤5m/s); 2. Add anti-hydrolysis additives to water-based mud; 3. Store spare parts in a dark, airtight container

3

420201011116055060

Ceramic Composite (Al₂O₃ ≥95%) - Hardness: HV ≥1800; superior wear resistance for high-abrasion zones

1. Impact damage from large cuttings or gravel; 2. Thermal shock from rapid temperature changes; 3. Chemical corrosion from strong alkalis (pH >10)

1. Install centrifugal separators to remove large particles; 2. Limit temperature change rate to ≤5°C/min; 3. Adjust drilling mud pH to neutral range (6.5-8.5)

4

420501036160200000

Nitrile Rubber (NBR) with Carbon Fiber Filler - Oil resistance: ASTM D471 ≥15% volume swell; enhanced abrasion resistance

1. Abrasive wear from sand-laden drilling mud; 2. Swelling from exposure to mineral oils; 3. Hardening and cracking at low temperatures (≤-10°C)

1. Install sand screens to reduce sand content; 2. Use compatible mineral oils (avoid aromatic oils); 3. Use low-temperature NBR grades for cold environments (≤-10°C)

5

170506010100243000

Reinforced NBR - Aramid fiber filler for improved tensile strength and tear resistance; suitable for dynamic sealing applications

1. Abrasive wear from dynamic contact with moving parts; 2. Fatigue cracking from cyclic motion; 3. Corrosion from acidic drilling mud

1. Ensure proper lubrication of dynamic contact surfaces; 2. Limit cyclic motion frequency to OEM recommendations; 3. Add corrosion inhibitors to acidic mud

6

AH100101-0526

Silicone Rubber (VMQ) - Temperature range: -60°C to 250°C; excellent flexibility at low temperatures

1. Abrasive wear from solid particles; 2. Degradation from exposure to petroleum-based oils; 3. Oxidation from high-temperature exposure (≥220°C)

1. Avoid use with petroleum-based oils (use synthetic lubricants); 2. Limit continuous operating temperature to ≤200°C; 3. Install particle filters to reduce wear

7

520402020013000401

Tungsten Carbide (WC-Co 8%) - Hardness: HV ≥1500; ultra-high wear resistance for extreme abrasion conditions

1. Impact fracture from large, hard particles; 2. Corrosion from molten salts in drilling mud; 3. Thermal fatigue from repeated temperature cycles

1. Use pre-filtration to remove large hard particles; 2. Avoid contact with molten salts; 3. Maintain stable operating temperature

8

AH000005-080001

PTFE (Teflon) with Glass Fiber Filler - Low friction coefficient (μ ≤0.15); excellent chemical resistance

1. Abrasive wear from solid particles; 2. Cold flow (creep) under long-term load; 3. Degradation from high temperatures (≥260°C)

1. Use fine-mesh filters to remove particles; 2. Limit applied load to prevent cold flow; 3. Maintain operating temperature ≤240°C

9

AH000005-080002

PTFE with Carbon Fiber Filler - Enhanced wear resistance and dimensional stability compared to standard PTFE

1. Abrasive wear from high-velocity fluid flow; 2. Creep deformation under static load; 3. Degradation from radiation (in nuclear drilling applications)

1. Reduce fluid velocity at PTFE interfaces; 2. Use support rings to prevent creep; 3. Use radiation-resistant PTFE grades for nuclear applications

10

520405010013000101

Alumina Ceramic - High purity (Al₂O₃ ≥99%); good corrosion resistance and wear resistance

1. Chemical corrosion from strong acids; 2. Impact damage from hard particles; 3. Thermal shock from rapid temperature changes

1. Use acid-resistant liners in acidic mud applications; 2. Install buffer zones to reduce particle impact; 3. Gradually heat/cool components to avoid thermal shock

11

AH000005-0602

Hardened Steel 440C (HRC 58-62) with Teflon Coating - Combined wear resistance and low friction

1. Coating wear from abrasive particles; 2. Corrosion of steel substrate if coating is damaged; 3. Friction wear from insufficient lubrication

1. Use lubricants with anti-wear additives; 2. Inspect coating regularly for damage and repair promptly; 3. Maintain proper lubrication levels