DTH Drill Pipe With API REG Thread
DTH Drill Pipe DTH drill pipes are widely used in mining,Website: well drilling,geothermal,oil and all kinds of DTH rock drilling,with high quality low carbon steel to ensure good resistance to strengthen and tensile,friction welded to ensure the adapter and pipe connect tightly as a whole set the cyclic extrusion-compression ensure reliable pipe Specification:(2")50mm DTH drill pipe with API 2 3/8 REG 1000-3000m length 60mm DTH drill pipe with API 2 3/8 REG 1000-3000m length(3")76mm DTH drill pipe with API 2 3/8 REG 1500-3000m length(3 1/2")89mm DTH drill pipe with NC26( API 2 3/8 REG) 1500-3000m length(4")102mm DTH drill pipe with NC31( API 2 7/8 REG) 1500-6000m length(4 1/4")108mm DTH drill pipe with NC31( API 2 7/8 REG) 1500-6000m length(4 1/2")114mm DTH drill pipe with NC31( API 2 7/8 REG)or NC35 1500-6000m length(5")127mm DTH drill pipe with NC38( API 3 1/2 IF) 1500-6000m lengthNo.Specifications (mm)CraftConnection typeDiameterLengthThread typeAPI 2 3/8 REGFriction weldingBox/pinAPI 2 3/8 REGFriction weldingBox/pinAPI 2 3/8 REGFriction weldingBox/pinNC26(2 3/8 IF)Friction weldingBox/pinNC31 (2 7/8 IF)Friction weldingBox/pinNC31 (2 7/8 IF)Friction weldingBox/pinNC31 (2 7/8 IF)or NC35Friction weldingBox/pinNC38(3 1/2 IF)Friction weldingBox/pin
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