Ống khoan liền mạch

Hydraulic Drilling Rig HDD rock Drill Pipe Construction Horizontal Directional Drill with thread rock drill rods Technical Parameters of Wireline HDD Drill Rod: HT-115 is widely used in the trenchless construction to turn on and turn off drilling tools with diameters from 50 mm to 117 mm. NO-Dig is developed rapidly these 20 years. We started HDD industry since 2008, and we are specialized in manufacturing forged one-piece and friction welding drill rod and our rod can be

Seamless cold drawn alloy steel pipes for wire-line drill rods sizes AQ BQ NQ HQ PQ SQ by SAE/AISI4130 steel tubes Technical Parameters: No. Std.Sizes Lengths (m) OD*WT (mm) Steel Grade Depth(m) 1 AQ(AWL) 1.5 44.5*4.8 4130+QT/SR 300 2 AQ(AWL) 3 44.5*4.8 4130+QT/SR 300 3 BQ (BWL) 1.5 55.6*4.8 4130+QT/SR 600 4 BQ (BWL) 3 55.6*4.8 4130+QT/SR 1200 5 NQ (NWL) 1.5 69.9*5.0 4130+QT/SR 600 6 NQ (NWL) 3 69.9*5.0 4130+QT/SR 1200 7 HQ (HWL) 1.5 88.9*5.6 4130+QT/SR 600 8 HQ (HWL) 3 89.9

AWL BWL NWL HWL PWL Wireline Drill Rods steel pipe For rock drilling and Casing steel 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 BWL 55.6 46 DCDMA standard Completely heat treatment 4130+SR 2000m 2 NWL 69.9 60.3 2000m 3 HWL 88.9 77.8 1500m 4 PWL 114.3 101.6 4130+SR 1500m Description: Wire line Drill Rods With DCDMA standards Heat treatment control 3m /1.5m Our drill rods and

4130 / 30CrMo Seamless Drill Pipe ASTM A519 Norm Stress Relief Heat - Treatment , Seamless Drill Tubes for Wire-line Drill Rods​ 1. Product Name: Seamless Steel Tubing wire-line drill rods2. Size Range: OD: 45-114.3m, WT: 2-15mm, Length:3m,3.06m 5.8m/6m, maximal 11.8m3. Stable Quality with Comeptitive Price4. Protective Atmosphere Heat Treatment, Surface is clean and smooth, without oxide scale5. Good Extending and Bending Ability, Longer Work Life Product NameSeamless Steel

Outer and inner drill pipes 92x7 73x6.35 55.6x2.8 73x3 seamless drill tubes for wire-line drill rods 1. Product Name: 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

ASTM A519 4140 / 42CrMo Seamless Drill Pipe , Seamless Drill Tubes for Wire-line Drill Rods​ 1. Product Name: 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

Wire-line Drill Pipes XJY650 XJY750 XJY850 Seamless Cold Drawn Pipes for Drill Rod 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

ASTM A519 4130 1541 4140 Seamless drill pipe , seamless drill tubes for wire-line drill rods 1. Product Name: 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

ASTM A519 SAE4130 AISI4130 seamless drill pipe for wire-line drill rods COLD DRAWN SEAMLESS ALLOY STEEL TUBES STEEL GRADE: SAE/AISI4130 SPECIFICATIONS: ASTM A519 WITH FOLLOWING REQUIREMENTS. MECHANICAL PROPERTIES Tensile Min 725MPa Yield Min 620MPa Elongation (50.8mmG.L) Min 15% Hardness 230-280 HB Condition Stress relieved. Straightness better than: 1 in 2000 MAX (1MM DEVIATION IN 2000MM) Eccentricity (Max) 5% Grain size ≥ 9 according to ASTM E112 Residual Hoop stress