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R780 seamless cold drawn drill rods tubes pipes WLA WLB WLN WLH 1. Product Name: Seamless Steel Tubing wire-line drill rods 2. Size Range: WLA,WLB,WLN,WLH Length:3m,3.06m 5.8m/6m, maximal 11.8m 3. Stable Quality with Comeptitive Price 4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale 5. Good Extending and Bending Ability, Longer Work Life Product Name Seamless Steel Tubing wire-line drill rods Material 4130+SR XJY600 XJY750 XJY850 BL850

XJY750 30CrMnSiA NQ69.85x60.33mm seamless mining drill pipes cold drawn steel tubing 1. Product Name: Seamless Steel Tubing wire-line drill rods 2. Size Range: AQ,BQ,NQ,HQ,PQ Length:3m,3.06m 5.8m/6m, maximal 11.8m 3. Stable Quality with Comeptitive Price 4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale 5. Good Extending and Bending Ability, Longer Work Life Product Name Seamless Steel Tubing wire-line drill rods Material XJY750

XJY750 XJY850 AQ BQ NQ HQ Seamless Steel tubes for wire-line drill rods 1. Product Name: Seamless Steel Tubing wire-line drill rods 2. Size Range: AQ,BQ,NQ,HQ, Length:3m,3.06m 5.8m/6m, maximal 11.8m 3. Stable Quality with Comeptitive Price 4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale 5. Good Extending and Bending Ability, Longer Work Life Product Name Seamless Steel Tubing wire-line drill rods Material XJY750 XJY850 Delivery

Geological Drilling Rods Seamless Drilling Pipes Core Tubes XJY600/45MnMoB BQ/NQ/HQ/PQ The Drill Pipes Made From Cold drawn seamless steel tubes,We can produce as international standard DCDMA/ISO10097-1,and the special sizes light weight drill rods and thin-wall drill rods,drill casing pipes,core tubes etc. 1. Product Name:Geological Drill Pipes for Wire-line drilling rods Core Tubes 2. The Steel Tube Materials: SAE1541,AISI4130,4130,St52,45MnMoB,BL850/XJY850 3. The Steel

PQ HQ NQ BQ Wireline Drill Rod as DCDMA Standard For Geolgocial Drilling and Casing drill pipe AW, BW, NW, HW, HWT, PW Technical Parameters: No Size Drill rod Thread type Heat treatment Raw material Designed hole depth OD mm ID mm 1 BQ 55.6 46 DCDMA standard Completely heat treatment XJY850 2000m 2 NQ 70.5 60.5 2000m 3 HQ 89 77.8 1500m 4 PQ 114.3 103.2 XJY600 800m Description: Wire line Drill Rods With DCDMA standards Heat treatment control 3m /1.5m Our drill rods and casing

Wire-line Drill Pipes Seamless Cold Drawn Geological Pipes XJY650 XJY750 XJY850​ 1. Product Name: XJY850 Seamless Steel Tubing wire-line drill rods 2. Size Range: OD: 45-114.3m, WT: 2-15mm, Length:3m,3.06m 5.8m/6m, maximal 11.8m 3. Stable Quality with Comeptitive Price 4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale 5. Good Extending and Bending Ability, Longer Work Life Product Name Seamless Steel Tubing wire-line drill rods Material

Seamless Drill Pipes SAE4130 Geological Exploration Seamless Drill Pipes BQ/NQ/HQ THE DRILL PIPES PRODUCED BY COLD DRAWN SEAMLESS ALLOY STEEL TUBES FOR WIRE-LINE DRILL RODS,CORE BARREL,CASING PIPES. THE STEEL NORM:ISO10097-1 WIRELINE DIAMOND CORE DRILLING PIPES , DCDMA DRILL STEEL PIPES,BS4019 ROCK DRILLING PIPES,METRIC DRILLING RODS,ASTM A519 SEAMLESS ALLOY STEEL TUBING FOR ROCK DRILLING RODS. STEEL GRADE: SAE/AISI4130,SAE4140,SAE1541,1045,St52.3 SPECIFICATIONS: ASTM A519

4130+SR Wire-Line Diamond Core Drill rods,Drill inner pipes,drill outer pipes Pipeway Specially in manufacturing cold drawn precision Seamless wire line Drill Pipes for Geological Exploration Seamless Drill Pipes BQ/NQ/HQ/PQ,and the inner pipes and outer casing tubes.We have the steel grade level XJY600,XJY750,XJY850,XJY950,BL850,BL950. The detail seamless steel pipes of materials:SAE4130,45MnMoB,30CrMnSiA,SAE4140 SPECIFICATIONS: A519 Seamless mechanical tubing for drill rods

Product Description: Seamless Drill Pipe is a kind of special inner tube and outer tube used for drilling and oil exploration, which is composed of inner tube and outer tube. The inner tube is mainly made of 30CrMnSiA drill tubes, while the outer tube is made of heavy wall drill pipe. It comes in sizes from 1/2” To 24”, and the thread type includes BQ NQ HQ PQ. All components meet the standards of ASTM A519. For optimal performance, each part is subjected to a series of heat