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Usage: 1. Mining, Water well, Geothermal and all kinds of DTH rock drilling.
2. Match to all kinds of DTH drill rig
Features:
1. Materail: High quality low carbon steel to ensure good resistance to strench and tensile
2. Outside Diameter: From 60mm to 114mm, large diameter range
3. Wall Thickness: Two standards to suit for different requirements from domestic and international market.
4. Length: 2m, 3m, 4m, 6m and 9m to suit for different project requirement
5. Process: Friction welded to ensure the adaptor and pipe connect tightly as a whole set the cylic extrusion-compression ensure reliabile pipe
6. Thread: API standard to ensure good adaptibility to your drill rig or hammer
7. Staightness of pipe is high
8. The weight is less to reduce the burden to equipment.
