Categories | Drill Steel Pipe |
---|---|
Brand Name: | Teamwhole |
Model Number: | DTH drill pipe |
Certification: | ISO9001 |
Place of Origin: | Hunan, China (Mainland) |
MOQ: | 1 Piece/Pieces dth drill pipe |
Payment Terms: | L/C, T/T, Western Union, MoneyGram |
Supply Ability: | 50000 Piece/Pieces per Month dth drill pipe |
Delivery Time: | Shipped in 7 days after payment |
Packaging Details: | dth drill pipe are Packed with steel case |
Size: | 178mm(7 inch) |
Length: | 1000mm - 9000mm |
Material: | Alloy steel |
Usage: | Water well drilling, foundation drilling |
Wall thickness: | 9.5mm |
Welding method: | Friction welding |
Price: | Negotiation |
Product features:
According to different application, different diameters of drill tubes are needed, basically, smaller DTH hammers need smaller DTH drill tubes, vice avers. Usually we are offering 50mm, 60mm, 76mm, 89mm, etc.
Specifications:
Size | Nominal mass Lb/ft | Calculated weight type | Wall thickness | |||
in. | mm | lb/ft | kg/m | in. | mm | |
2 3/8 | 60.3 | 6.65 | 6.26 | 9.32 | 0.280 | 7.11 |
2 7/8 | 73.0 | 10.4 | 9.72 | 14.48 | 0.362 | 9.19 |
3 1/2 | 88.9 | 9.50 | 8.81 | 13.12 | 0.254 | 6.45 |
3 1/2 | 88.9 | 13.30 | 12.31 | 18.34 | 0.368 | 9.35 |
3 1/2 | 88.9 | 15.50 | 14.63 | 21.79 | 0.449 | 11.40 |
3 1/2 | 88.9 | 15.50 | 14.63 | 21.79 | 0.449 | 11.40 |
4 | 101.6 | 14.00 | 12.93 | 19.26 | 0.330 | 8.38 |
4 1/2 | 114.3 | 13.75 | 12.24 | 18.23 | 0.271 | 6.88 |
4 1/2 | 114.3 | 16.60 | 14.98 | 22.31 | 0.337 | 8.56 |
4 1/2 | 114.3 | 20.00 | 18.69 | 27.84 | 0.430 | 10.92 |
5 | 127.0 | 16.25 | 14.87 | 22.15 | 0.296 | 7.52 |
5 | 127.0 | 19.50 | 17.93 | 26.71 | 0.362 | 9.19 |
5 | 127.0 | 19.50 | 17.93 | 26.71 | 0.362 | 9.19 |
5 | 127.0 | 25.60 | 24.03 | 35.79 | 0.500 | 12.70 |
5 | 127.0 | 25.60 | 24.03 | 35.79 | 0.500 | 12.70 |
5 1/2 | 139.7 | 21.90 | 19.81 | 29.51 | 0.361 | 9.17 |
5 1/2 | 139.7 | 24.70 | 22.54 | 33.57 | 0.415 | 10.54 |