Complaint
Nodular iron power frame, eccentric, connection rods, and crossheads
• Double-row-spherical roller bearnings carry eccentric
• Double extended Jackshaft carried on heavy-duty straight roller bearings
• Dual roller bearing connecting rod
• Heat-treated alloy steel main gears are bolted to the eccentric
• Replaceable bronze crosshead slides
• Full splash lubrication, with oil pump to feed working parts
• Heat-treated alloy steel, interchangeable fluid cyclinders
• Three-rib API-7 urethane insert valves and seats
• Replaceable-type element oil filter and oil pressure gauge
• Threaded valve covers
• Plated piston rods
• Complete piston washing and lubrication system
The monoblock forging of hollow sphere for the pulsation damperer is first made in China
PZ series Mud Pump include: PZ-7,PZ-8,PZ-9,PZ-10,PZ-11,PZ-11HL
PZ series Mud Pump is a horizontal triplex single acting piston pump, the design and manufacture according to API Standard, it has following features:
Pump case are welded castings steel and steel plates.
Crankshaft bearings are double-row spherical roller bearings.
Double extended Jackshaft carried on heavy-duty straight roller bearings.
Connecting rod tip are fitted with roller bearings.
Wrist pin end carried on double row long cylindrical roller bearing.
Replaceable bronze crosshead slides.
Main gears are machined to herringbone gear.
Lubrication system is the combination of forced lubrication and splash lubrication.
Valves are API 7# valves seats.
Discharge connections can be made on either side of pump.
Suction connections at the center of the cylinder manifold
| PZ-7 Mud Pump | |||||||
| Liner Dia. | Displacements | Max. Pressure | |||||
| inch | mm | gal/r | L/r | gal/min | L/s | lb/in2 | Mpa |
| 7 | 178 | 3.5 | 13.25 | 507 | 1,919 | 1,673 | 118 |
| 6.5 | 165 | 3.02 | 11.43 | 437 | 1,654 | 1,940 | 136 |
| 6.25 | 152 | 2.78 | 10.55 | 404 | 1.530 | 2.100 | 148 |
| 6 | 152 | 2.57 | 9.73 | 373 | 1,412 | 2,277 | 160 |
| 5.5 | 140 | 2.16 | 8.18 | 313 | 1,185 | 2,710 | 191 |
| 5 | 127 | 1.78 | 6.74 | 259 | 980 | 3,279 | 231 |
| 4.5 | 114 | 1.45 | 5.49 | 210 | 795 | 4,048 | 285 |
| 4 | 102 | 1.14 | 4.32 | 166 | 628 | 5,000 | 352 |
| PZ-8 Mud Pump | |||||||
| Liner Dia. | Displacements | Max. Pressure | |||||
| inch | mm | gal/r | L/r | gal/min | L/s | lb/in2 | Mpa |
| 7 | 178 | 4.00 | 15.14 | 580 | 2,196 | 1,996 | 140 |
| 6.5 | 165 | 3.45 | 13.06 | 500 | 1,893 | 2,315 | 163 |
| 6.25 | 159 | 3.19 | 12.08 | 462 | 1,749 | 2,504 | 176 |
| 6 | 152 | 2.94 | 11.13 | 426 | 1,613 | 2,717 | 191 |
| 5.5 | 140 | 2.47 | 9.35 | 358 | 1,355 | 3,233 | 227 |
| 5 | 127 | 2.04 | 7.72 | 296 | 1,120 | 3,912 | 285 |
| 4.5 | 114 | 1.65 | 6.25 | 240 | 908 | 4,830 | 340 |
| 4 | 102 | 1.31 | 4.96 | 189 | 715 | 5,000 | 352 |
| PZ-9 Mud Pump | |||||||
| Liner Dia. | Displacements | Max. Pressure | |||||
| inch | mm | gal/r | L/r | gal/min | L/s | lb/in2 | Mpa |
| 7 | 178 | 4.50 | 17.03 | 525 | 36.9 | 2,639 | 18.2 |
| 6.5 | 165 | 3.88 | 14.69 | 504 | 31.8 | 3,060 | 21.1 |
| 6.25 | 159 | 3.59 | 13.59 | 466 | 29.4 | 3,310 | 22.8 |
| 6 | 152 | 3.30 | 12.49 | 430 | 27.1 | 3,592 | 24.8 |
| 5.5 | 140 | 2.78 | 10.52 | 361 | 22.8 | 4,274 | 29.5 |
| 5 | 127 | 2.29 | 8.67 | 298 | 18.8 | 5,000 | 34.5 |
| 4.5 | 114 | 1.86 | 7.04 | 242 | 15.3 | 5,000 | 34.5 |
| 4 | 102 | 1.47 | 5.56 | 191 | 12.1 | 5,000 | 34.5 |
| PZ-10 Mud Pump | |||||||
| Liner Dia. | Displacements | Max. Pressure | |||||
| inch | mm | gal/r | L/r | gal/min | L/s | lb/in2 | Mpa |
| 7 | 178 | 5 | 18.93 | 575 | 2,177 | 3,624 | 355 |
| 6.5 | 165 | 4.31 | 16.32 | 496 | 1,878 | 4,203 | 295 |
| 6 | 152 | 3.67 | 13.89 | 422 | 1,597 | 4,933 | 347 |
| 5.5 | 140 | 3.09 | 11.7 | 355 | 1,344 | 5,000 | 352 |
| PZ-11 Mud Pump | |||||||
| Liner Dia. | Displacements | Max. Pressure | |||||
| inch | mm | gal/r | L/r | gal/min | L/s | lb/in2 | Mpa |
| 7 | 178 | 5.5 | 20.82 | 632 | 2,392 | 3,905 | 275 |
| 6.5 | 165 | 4.74 | 17.94 | 545 | 2,063 | 4,529 | 318 |
| 6 | 152 | 4.04 | 15.29 | 465 | 1,760 | 5,000 | 352 |
| 5.5 | 140 | 3.40 | 12.87 | 390 | 1,476 | 5,000 | 352 |
Company Information
UPET OILFIELD EQUIPMENTS CO.,LTD is one of the most well-known suppliers for the oilfield equipments in China, was established in 2000, and now has grown up to a star company which is not big but very strong in this field with our persistant effort step by step in the past years.Our products refer to the whole areas of oilfields, from a very small spare part to a very big complete rig system. Our main products are: pump spare parts, mud pumps&packages, DC/AC Motors, solid control equipments, power units, truck-mounted rigs, workover rigs, land rigs, drilling pipes and drilling tools etc. All of our products are manufactured according to the API Standard, and we are authorized to use API monogram.
Our products have been exported to 15 countries& areas around the world, 80% of our exsisting customers have done the business with us by more than 5 times, no one-off customer. We will continue to expand our range, and win more customers' trust with our better and better performance.
We welcome the win-win cooperation relationship with the partners from any places in the world, each customer is our god and helper. Warmly welcome you to come to China and visit us!
With us, you will save money, time, trouble, and most important point is that you can sleep better.
