Tube For Mining And Drilling suppliers At Dingxin, mining and drilling industry is a special focus area. We manufacture high-quality cold drawn alloy steel tubes that can be widely applicated in wireline coring, oil and gas exploration. The tubes could flexibly satisfy different exploring depth and methods of coupling. 聽 With excellent dimensional tolerances, eccentricity, straightness, well-balanced mechanical properties, we can guarantee the maximum reliability and safety in harsh service environment during exploration. 聽 Product Details 聽 Product Name Cold drawn alloy steel tubes for mining and drilling StandardGB/T 9808, GB/T 16950, ASTM A519, EN10305-1, DIN2391, ISO 10097-1, DCDMA, BS4019, JIS G3465, METRIC Material4130, 4140, 1541, 30CrMo, 42CrMo, 30CrMnSiA, 45MnMoB DimensionOD: 16-245mm, WT: 1-32mm LengthAccording to client鈥檚 requirements StraightnessStandard Class: 0.5/1000mm; Superior Class: 1/3000mm Delivery ConditionStress Relieved Annealed (SRA), Normalized (+N), Quenched and Tempered (QT) Surface ConditionClean and smooth, free of oxide scale; Phosphate coated CertificateISO 9001, IATF 16949 ApplicationsDrill rod, casing, core barrel inner tube and outer tube, coupling, etc. 聽 Executive Standard 聽鈼?GB/T9808, Seamless Steel Tubes for Drilling 鈼?GB/T 16950, Geological core drilling tools 鈼?ASTM A519, Seamless Carbon and Alloy Steel Mechanical Tubing 鈼?DIN2391, Seamless precision steel tubes 鈼?EN10305-1, Steel tubes for precision applications Part 1: Seamless cold drawn tubes 鈼?ISO10097-1 Wireline diamond core drilling pipes 鈼?DCDMA, Diamond Core Drilling Manufacturers Association 鈼?BS4019, Specification for rotary core drilling equipment 鈼?JIS G3465, Seamless Steel Tubes for Drilling 鈼?METRIC drilling rods 鈼?Or according to customer鈥檚 specific requirements 聽 Dimensional Range 聽 Spec.Wireline Drill RodOuter TubeInner TubeSpec.Casing OD (mm)ID(mm)OD(mm)ID (mm)OD (mm)ID (mm)OD (mm)ID (mm) AQ44.4535.0546.0536.532.5428.58AW57.148.4 BQ55.5546.0557.1546.0542.8538.1BW73.060.3 NQ69.8560.4573.0360.3355.5849.99NW88.976.2 HQ88.977.8092.0877.873.0366.8HW114.3101.6 PQ114.3101.60117.48101.695.2588.9PW139.7127.0 聽 Chemical Composition 聽 Steel GradeCSiMnPSCrMoB 41300.28-0.330.15-0.350.40-0.60鈮?.040鈮?.0400.80-1.100.15-0.25聽 41400.38-0.430.15-0.350.75-1.00鈮?.040鈮?.0400.80-1.100.15-0.25聽 15410.36-0.44聽1.35-1.65鈮?.040鈮?.050聽聽聽 30CrMnSiA0.28-0340.90-1.200.80-1.10鈮?.020鈮?.0150.80-1.10聽聽 45MnMoB0.43-0.480.17-0.371.05-1.35鈮?.020鈮?.015聽0.20-0.250.001-0.005 聽 Mechanical Properties 聽 Steel GradeDelivery ConditionTensile Strength Min (Mpa)Yield Strength Min (Mpa)Elongation MinHardness (HRC) 45MnMoB+N79060014%- 4130+SR81369015%鈮?4 1541+SR82073015%- 4140+SR88078012%- 30CrMnSiAQT85075014%26-31 4130/4140QT95085014%28-33 4130QT100095013%30-35 聽 Advantages 聽鈼?High wear resistance and long work life 鈼?Well-balanced mechanical properties 鈼?Excellent microstructure 鈼?Superior straightness with special attention to tube ends 鈼?Tight tolerances and consistent concentricity 鈼?Low residual hoop stress 聽 How we guarantee our quality 聽 To prove compliance with the high requirements for wireline drilling, we subject our drilling steel tube to extensive tests and provide appropriate certificates 鈼?100% NDT in accordance with EN and ASTM standards ensuring the best surface quality and integrity 鈼?100% visually checked to assure perfect surface condition and no surface defects 鈼?100% raw material chemical analysis verified and segmented, no mix-up 鈼?100% T.I.R straightness check 鈼?Geometric dimensioning check 鈼?Mechanical testing 鈼?Hardness test 鈼?Residual stress measurement 鈼?Other specific testing upon request 聽 FAQ 聽 1. Q: Are you a trading company or manufacturer? 聽 聽 聽 A: We are a manufacturer and solution provider. Certified with ISO9001 & IATF16949, Dingxin has nearly 20 years鈥?experience in the production of wireline coring tube. 聽 2. Q: How long is your delivery time? 聽 聽 聽 A:聽If the requested tube product is in stock. The lead time could be within 7- 14 days. If there鈥檚 no stock, the manufacturing cycle is around 30 to 45 days depending on the process and amount. 聽 3. Q: What is your payment term? 聽 聽 聽 A: 1锛?0% advanced payment, 70% balance T/T against the copy of B/L lading 2锛?0% advanced payment, 70% balance T/T before shipment. 3) LC at sight. 聽Tube For Mining And Drilling suppliers website:http://www.dingxinsteeltube.com/tube-for-mining-and-drilling/
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