- +1 603 795 0617
- Sales@chinadrillingrigs.com
- 11807 Westheimer Rd, Houston, TX 77077, USA
The main bearing parts are made of high-strength alloy steel cast or forged and welded, and have passed non-destructive testing.
Model | CDR225 | CDR450 | CDR675 |
Max load kN | 2250 | 4500 | 6750 |
Main axle rated kN | 1500 | 2500 | 4500 |
Angle between center line and vertical line of gooseneck pipe | 15° | ||
Goose neck pipe thread | 4 1/2"TBG | 4”NPT, 4"union | 4”NPT, 4"union |
Lower thread of joint | 6 5/8"REG LH | 6 5/8"REG LH | 6 5/8"REG LH |
Max working pressure MPa | 35 | 35 | 52 |
Central pipe drift dia.mm | 76 | 76 | 102 |