DTH drill pipes play a significant role in all DTH drilling, regardless type of rock, hole depth or drill rig.DTH drill pipe is mainly used in the drilling blasting hole, guardrail hole, mountain reinfrcement, anchoring and other engineering holes in mines,quarris, high ways, railways and so on. Feature: 1.Pipe body : cold draw seamless pipe . so the pipe have the accurate size , good centralizer. 2.Thread connector :Heat and Nitrogen treatment , so the pipe is more durable and easier to load and unload . 3.Friction welding .

Product name:DTH drilling pipe

Screw Thread:API or According to your request

Brand Name:Sanrock

Material:High Manganese Steel, seamless pipe

Production Tachnology:Friction, nitriding, upsetting

Diameter: 76/ 89mm/ 102/ 114mm/127mm/140mm

Length: 1-6m

Steel grade: Bao R780

Thread: 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

Usage:Ore Mining,water well