HUNAN MEGA DRILLTECH CO., LTD.
China Drilling Rig One-stop Servie Safe,Efficient,Cost-Effective Drilling Solutions
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| W Casing Numbers | ||||||
| Std | OD (mm) | ID (mm) | Wall Thickness (mm) |
Thread Pitch (mm) |
Pin Thread Length (mm) |
Weight (kg/m) |
| AW | 57.20 | 48.40 | 4.40 | 6.35 | 57.20 | 5.73 |
| BW | 73.00 | 61.00 | 6.00 | 6.35 | 63.50 | 10.51 |
| NW | 88.90 | 76.20 | 6.35 | 6.35 | 69.90 | 12.92 |
| NWA | 91.00 | 80.00 | 5.50 | 6.00 | 72.00 | 11.59 |
| HW | 114.30 | 101.60 | 6.35 | 6.35 | 76.20 | 16.90 |
| PW | 139.70 | 127.00 | 6.35 | 8.47 | 82.60 | 20.87 |
| WT Casing Numbers | ||||||
| Std | OD (mm) | ID (mm) | Wall Thickness (mm) |
Thread Pitch (mm) |
Pin Thread Length (mm) |
Weight (kg/m) |
| HWT | 114.30 | 101.60 | 6.35 | 10.16 | 62.74 | 16.90 |
| PWT | 139.70 | 127.00 | 6.35 | 10.16 | 62.74 | 20.87 |
Forsun manufactures Metric Casing and Flush-Jointed Casing and Flush-Coupled Casing.
Sizes include BW, NW, HW, PW, HWT, 46mm, 56mm, 66mm, 76mm, 86mm, 98mm(101mm), 113mm(116mm), 128mm(131mm), 146mm(143mm), 4", 5", 6", 8", 10", 12", NX, HX, PX, 89 mm,108 mm, 127 mm, 110 mm.