Qingdao National Premium Oilwell Machinery Co.,Ltd
| Payment Terms | T/T, L/C |
| Supply Ability | 50 SETS PER MONTH |
| Delivery Time | In Stock |
| Packaging Details | SUITABLE TO SHIPMENT |
| Usage | Oil,drill rig |
| Power | Electric,diesel |
| Pressure | High Pressure,low pressure submersible mud pump sand dredging slurry pump |
| Application | mining,oil |
| Structure | Piston Pump |
| Fuel | Diesel,diesel engine and hydraulic motor for option |
| Standard or nonstandard | Standard |
| Theory | Centrifugal Pump,Reciprocating Pump,Diaphragm pump |
| Type | Mud Pump |
| Weight | 100-3700kg |
| Color | Green or per customer design |
| Material | cast iron/stainless steel mud suction pump,Chrome alloy |
| Warranty | 12 Months |
| Feature | mud suction pump |
| Product name | Mud Pump |
| Head | 10m mud suction pump |
| Oem | can be accept,Applicable |
| Brand Name | EWECO |
| Model Number | EWS440, EWS446 |
| Certification | API |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 50 SETS PER MONTH |
| Delivery Time | In Stock | Packaging Details | SUITABLE TO SHIPMENT |
| Usage | Oil,drill rig | Power | Electric,diesel |
| Pressure | High Pressure,low pressure submersible mud pump sand dredging slurry pump | Application | mining,oil |
| Structure | Piston Pump | Fuel | Diesel,diesel engine and hydraulic motor for option |
| Standard or nonstandard | Standard | Theory | Centrifugal Pump,Reciprocating Pump,Diaphragm pump |
| Type | Mud Pump | Weight | 100-3700kg |
| Color | Green or per customer design | Material | cast iron/stainless steel mud suction pump,Chrome alloy |
| Warranty | 12 Months | Feature | mud suction pump |
| Product name | Mud Pump | Head | 10m mud suction pump |
| Oem | can be accept,Applicable | Brand Name | EWECO |
| Model Number | EWS440, EWS446 | Certification | API |
| Place of Origin | CHINA |
| EWS-446 Triplex Mud Pumps (API-7K) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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EWS-446 Performance | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Ratings are based on 90% mechanical efficiency and 100% volumetric efficiency. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Item | Part number | Description | Qty | Item | Part number | Description | Qty |
| 1 | B-440343-Re | Valve Cover | 2 | 17 | B-440321-Re | Valve Guide, Suction | 1 |
| 2 | B-440323-Re | Plug, Valve Cover | 1 | 18 | GB/T 3452.1-Re | O- Ring φ150x5.3 | 1 |
| 3 | W-446.01.010-Re | Seal, Valve Cover | 1 | 19 | W0101 | Stud 3/4-10UNCX1 11/16 | 4 |
| 4 | W-446.01.004-Re | Spring, Valve | 2 | 20 | W-446.01.008-Re | Seal, Liner | 1 |
| 5 | W-446.01.03.00-Re | Valve Assy(API #4) | 2 | 21 | W-446307-Re | Liner | 1 |
| 6 | W-446.01.002-Re | Seat, Valve | 2 | 22 | B-440322-Re | Liner Clamp | 1 |
| 7 | GB/T 3452.1-Re | O- Ringφ100x3.55 | 2 | 23 | W-446.01.007-Re | Self-Lock Nut | 1 |
| 8 | D-440342-Re | Valve Cover Flange | 2 | 24 | Piston | 1 | |
| 9 | D-440003-Re | Fluid End Module | 1 | 25 | GB/T 3452.1 | O- Ring φ25x3.55 | 1 |
| 10 | W-446.01.013-Re | Stud 3/4-10UNCX6 | 2 | 26 | B-440308-Re | Piston Rod | 1 |
| 11 | NF2-3/4 | Nut 3/4-10UNC-2B | 2 | 27 | W0105 | Nut 9/16-12UNC | 2 |
| 12 | GB/T 3452.1 | O-Ring φ47.5x5.3 | 1 | 28 | GB/T93 | Washer 14 | 2 |
| 13 | W-446.01.011-Re | Stud 7/8-9UNCX4 1/2 | 12 | 29 | B-440227.01 | Washer Ring | 1 |
| 14 | NF2-7/8 | Nut 7/8-9UNC | 12 | 30 | W0104 | Stud 9/16-12UNCX4 | 2 |
| 15 | B-440309-Re | Plug, Cylinder Cover | 1 | 31 | W-446.01.006 | Nut 1 1/8-8UN | 4 |
| 16 | W-446.01.001-Re | Seal, Cylinder Cover | 1 | 32 | W-446.01.005 | Stud 1 1/8-8UNX7 1/4 | 4 |
| W-440/446 data | SPM | 320 | 270 | 220 | 170 | 120 | 70 | |
| Rated input power(Hp) | 440 | 380 | 320 | 260 | 200 | 200 | ||
| Liner(in) | Pressurepsi) | Displacement, GPM | ||||||
| 4-1/2 | 1710 | 1.239 | 397 | 335 | 273 | 211 | 149 | 87 |
| 4-1/4 | 1917 | 10105 | 354 | 299 | 243 | 188 | 133 | 77 |
| 4 | 2169 | 0.979 | 313 | 264 | 215 | 167 | 118 | 69 |
| 3-3/4 | 2468 | 0.861 | 275 | 232 | 189 | 146 | 103 | 60 |
| 3-1/2 | 2816 | 0.750 | 240 | 202 | 165 | 127 | 90 | 52 |
| 3 | 3327 | 0.551 | 204 | 149 | 121 | 94 | 66 | 39 |
| Ratings are based on 90% mechanical efficiency and 100% volumetric efficiency. | ||||||||
| W-446 Data | SPM | 260 | 220 | 180 | 140 | 100 | 60 | |
| Rated input power(Hp) | 500 | 423 | 346 | 269 | 192 | 115 | ||
| Liner(in) | PRESSURE(MPa) | L/S | Displacement(L/S) | |||||
| 6 | 9.17 | 8.33 | 36.10 | 30.54 | 24.99 | 19.44 | 13.88 | 8.33 |
| 5 1/2 | 10.92 | 7.00 | 30.33 | 25.67 | 21.00 | 16.33 | 11.67 | 7.00 |
| 5 | 13.20 | 5.79 | 25.09 | 21.23 | 17.37 | 13.51 | 9.65 | 5.79 |
| 4 1/2 | 16.30 | 4.69 | 20.32 | 17.20 | 14.07 | 10.94 | 7.82 | 4.69 |
| 4 | 20.60 | 3.71 | 16.08 | 13.60 | 11.13 | 8.66 | 6.18 | 3.71 |
| 3 1/2 | 21.00 | 2.84 | 12.31 | 10.41 | 8.52 | 6.63 | 4.73 | 2.84 |
| Ratings are based on 90% mechanical efficiency and 100% volumetric efficiency. | ||||||||
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Seller
Year Established:
2007
Total Annual:
1-5000000
Employee Number:
1~150
Ecer Certification：
Site Member
Premium Rig Parts is a leading manufacturer and supplier of mud pump parts, drilling rig expendables to the oil drilling industry. Our specialties include, but are not limited to, expendables for mud pump systems including Emsco, Brewster, National Oilwell, Ideco, Gardner Denver, Weath... Premium Rig Parts is a leading manufacturer and supplier of mud pump parts, drilling rig expendables to the oil drilling industry. Our specialties include, but are not limited to, expendables for mud pump systems including Emsco, Brewster, National Oilwell, Ideco, Gardner Denver, Weath...
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