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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API7K Oil Drilling Rig Mud Pump Spare Parts/Cylinder Head Plug

API7K Oil Drilling Rig Mud Pump Spare Parts/Cylinder Head Plug

Cylinder head plug is installed in the hydraulic cylinder. The cylinder head plug presses the positioning plate tightly in the F1300/1600 mud pump.Cylinder head plug consists of a handle and a plug body , which are welded together. The blank of plug body is 45 steel, which is quenched as per the standard of HB217-255.


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Product Description

Product Description

Cylinder head plug is installed in the hydraulic cylinder. The cylinder head plug presses the positioning plate tightly in the F1300/1600 mud pump.Cylinder head plug consists of a handle and a plug body , which are welded together. The blank of plug body is 45 steel, which is quenched as per the standard of HB217-255.

The service life of main wearing parts
No.	Name of main wearing parts		Service Life (hours)
1	Liner	Single metal	>300
		Bi-metal	>800
		Ceramic	>4000
2	Piston	cup	>200
		core	>600
		clamp	>1200
		Live SaiKa spring	>600
3	Piston rod nut		>1000
4	Pressure valve device	Valve	>600
		Valve Seats	>600
		Valve Nut	>1800
		Valve Rubber	>300
5	Seal ring		>300
6	Seal gum mat		>2000

Product Parameters

Russian pump	UNBT950,UNB600,8T650,UNBT 1180L,NBT600,NBT300ect.
BOMCO/Emsco/HongHua	FB1300/1600, F1300/1600, F800/1000, F500 & some duplex pumps.
Gardener denver	PZ 7, PZ 8/9, PZ 10/11, KF-FXK, FY-FXD, FD-FXX, FG-FXG, FQ-FXQ, FF-FXP, FG-GXG.
National	7P50, 8P80, 9P100, 10P130, 12P160, 14P220, JWS165, JWS340/400, C250/350, K700, K500, K380.
Oilwell	A560/600PT, A850/1100PT, A1400/1700PT, 214P, 810P.
Ideco	T500, T800/1000, T1300/1600.
Wirth	TPK1000, TPK1600, TPK2000/2200.
Weatherford	MP-5,MP-8,MP-10,MP-13,MP-16

Features, Advantages and Benefits:

The forged, solid valve body construction, of this valve, with thick, rigid seat, provides durability at high pressures.
The single piece, solid body construction of this valve provides the strength and rigidity needed for high pressure drilling operations in the 5,000 to 7,500 psi (34.5 to 51.7MPa) range
The snap on, polyurethane insert on standard replaceable. A non-replaceable bonded insert upgrade is available. Various insert styles and materials are available to suit any drilling condition.
Standard polyurethane inserts are good for 170° to 180°F (77° to 82°C) drilling temperatures. The high temperature is specified for all drilling operations up to and exceeding 300°F/7500psi, suitable for water or oil-based muds. Shelf life of polyurethane insert is 5 years

Cylinder Head Plug mud pump spare parts drilling rig mud pump steel liner Mud Pump Parts liner mud pump ceramic liner ceramic liner high-chrom liner mud pump sleeve

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 |