Liaocheng Jinquan Construction Machinery Co.,Ltd can provide DTH friction welding DTH drill pipes (DTH tubes/DTH drill rods) and rotary drilling friction welded drill rods (rotary pipes) with A.P.I. connections.
DTH drill pipe out diameter: 76mm, 89mm, 95mm, 102mm, 112mm, 114mm, 127mm etc.;
DTH drill pipe thread sizes: 2 3/8”API Reg, 2 7/8” API Reg, 3 1/2” API Reg, 4 1/2” API Reg, 2 3/8” API IF, 3 1/2” API IF;
DTH drill pipe length: 1000mm, 1500mm, 2000mm, 30000mm, 6000mm;
DTH drill pipe production technologies: Friction welding.
David Zhang
Liaocheng Jinquan Construction Machinery Co.,Ltd
E-mail: sales@jinquandrill.com
MSN: rockdrillingtool@hotmail.com
Skype: rockdrillingtool
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