YP Petro manufactures power end components including extension rods, crossheads, crosshead pins, cross pin baffles, upper and lower guide plates, packing boxes, seal rings, and oil seal lips. We also supply crankshaft assemblies, gear sets, and connecting rods for major mud pump models.

Yes. YP Petro accepts OEM/ODM orders based on customer drawings, technical specifications, or reverse-engineered samples. Our engineering team can confirm feasibility, recommend material upgrades, and provide quotations within 3-5 working days.

What power end parts does YP Petro manufacture?

YP Petro manufactures power end components including extension rods, crossheads, crosshead pins, cross pin baffles, upper and lower guide plates, packing boxes, seal rings, and oil seal lips. We also supply crankshaft assemblies, gear sets, and connecting rods for major mud pump models.

What other fluid end parts does YP Petro supply?

In addition to cylinder liners, YP Petro supplies a complete range of fluid end parts, including pistons, piston rubber, valve bodies, valve seats, valve rubber, liner seals, cylinder head gaskets, valve cover seals, piston rods, clamp assemblies, valve covers, cylinder heads, flange heads, cylinder flanges, cylinder covers, and inhalation capsules. We also supply dampener diaphragms, pressure gauges, fittings, relief valves, and exhaust valves.

What size range of cylinder liners does YP Petro offer?

YP Petro cylinder liners are available in metric sizes from 100mm to 180mm and imperial sizes from 3" to 7.5" (including 3", 3.5", 4", 4.5", 5", 5.5", 6", 6.25", 6.5", 6.75", 7", 7.25", 7.5"). Custom sizes are available on request.

What is the difference between bi-metal, ceramic, chrome-plated, and high-frequency quenching cylinder liners?

Products

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Upper Slide /Lower Slide/API Mud pump parts slide

Upper Slide /Lower Slide/API Mud pump parts slide

Model:
all
Brand:
hebei yingpai
Code:
84139100


SKU:
Availability:



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Product Description

Product Description

Upper Guide Plate: The upper guide plate is a crucial component in mud pumps, primarily used to guide and support the piston. It ensures the piston's accurate movement trajectory within the pump body, thereby enhancing the efficiency and lifespan of the mud pump. The upper guide plate is typically made of high-strength, wear-resistant materials, capable of withstanding high pressure and severe wear conditions.

Lower Guide Plate: The lower guide plate is also an essential component of the mud pump, working in conjunction with the upper guide plate to support and guide the piston rod. It effectively reduces the wear on the piston rod, thereby extending the service life of the mud pump. Like the upper guide plate, the lower guide plate is made of high-strength, wear-resistant materials, suitable for various harsh working environments.

Parameter	Upper Guide Plate	Lower Guide Plate

Material

High-strength alloy steel or wear-resistant composite materials

Dimensions

Customized according to the mud pump model and specifications

Surface Hardness

HRC 55-65

Working Pressure

Can withstand up to 5000 psi

Temperature Resistance

Stable operation between -20°C and 120°C

Service Life

> 3000 hours (under normal operating conditions)

Piston Rod Clamp Assy Suitable For Mud Pumps:
EMSCO BOMCO	F-350, F-500, F-650, F-800, F-1000, F-1300, F-1600, FB-1300, FB-1600, FC-2200, D-300, D-375, D-500, D-700, DA-500, DA-700

GARDNER DENVER	PAH, PJ8A, TEE, PZ-7, PZ-8, PZ-9, PZ-10, PZ-11
IDECO	T-500, T-800, T-1000, T-1300, T-1600
NATIONAL	JWS-400, 7-P-50, 8-P-80, 9-P-00, 10-P-130, 12-P-160, 14-P-200, 14-P-220, K-500, K-500A, K-700, K-700A

OILWELL	A-350-PT, A-560-PT, A-600-PT, A-850-PT, A-110-PT, A-1400-PT, A-1700-PT
UNBT	8T-310, 8T-650, BRN-1, NBT-600, UNB-600, UNBT-950, UNBT-1180, UNBT-1180L
QZ LS	3NB-800, 3NB-1000, 3NB-1000C, 3NB-1300, 3NB-1300C, 3NB-1600
WIRTH	TPK1000, TPK1600, TPK2000

API Mud pump parts slide Lower Slide Upper Slide petroleum machinery drilling equipment

FAQ

Q YP Petro manufactures power end components including extension rods, crossheads, crosshead pins, cross pin baffles, upper and lower guide plates, packing boxes, seal rings, and oil seal lips. We also supply crankshaft assemblies, gear sets, and connecting rods for major mud pump models.

A
Yes. YP Petro accepts OEM/ODM orders based on customer drawings, technical specifications, or reverse-engineered samples. Our engineering team can confirm feasibility, recommend material upgrades, and provide quotations within 3-5 working days.
Q What power end parts does YP Petro manufacture?

A
YP Petro manufactures power end components including extension rods, crossheads, crosshead pins, cross pin baffles, upper and lower guide plates, packing boxes, seal rings, and oil seal lips. We also supply crankshaft assemblies, gear sets, and connecting rods for major mud pump models.
Q What other fluid end parts does YP Petro supply?

A
In addition to cylinder liners, YP Petro supplies a complete range of fluid end parts, including pistons, piston rubber, valve bodies, valve seats, valve rubber, liner seals, cylinder head gaskets, valve cover seals, piston rods, clamp assemblies, valve covers, cylinder heads, flange heads, cylinder flanges, cylinder covers, and inhalation capsules. We also supply dampener diaphragms, pressure gauges, fittings, relief valves, and exhaust valves.
Q What size range of cylinder liners does YP Petro offer?

A
YP Petro cylinder liners are available in metric sizes from 100mm to 180mm and imperial sizes from 3" to 7.5" (including 3", 3.5", 4", 4.5", 5", 5.5", 6", 6.25", 6.5", 6.75", 7", 7.25", 7.5"). Custom sizes are available on request.
Q What is the difference between bi-metal, ceramic, chrome-plated, and high-frequency quenching cylinder liners?

A
| Type | Inner Material | Hardness | Service Life | Best For |
| Bi-Metal | High-chromium cast iron | HRC 62 | 800h+ | General high-pressure, abrasive drilling |
| Ceramic | Al₂O₃ or Zirconia | HRC 80+ | 1500h+ | Extreme abrasion, high-sand formations |
| Chrome-Plated | Hard chrome coating | HRC 55 | 300-400h | Moderate conditions, budget operations |
| High-Frequency Quenching | Quenched alloy iron | HRC 50 | 200-300h | Light-duty, low-cost applications |