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4130 4135 4140 Seamless Steel Round Hollow Bar1
Steel ProductsHollow BarSteel Tube
Hunan Shunfu Metal Material Co., Ltd.
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Product Description Product DescriptionAdvantageThick Wall, Precision Dimension, +QT, Polished Surface, API certificatedStandardAPI 5CT,Grades4130, 4140, 4145, 4145H, 4145H MOD, 4330V, 4317, 4340, ETCCategorySeamless Round Steel TubeOutside diameter inch0.405 to 34Inside diameter inch0.049 to 1.25NPS1/8 to 34Outside diameter mm10 to 864Inside diameter mm1 to 80Length MeterMax 15Length FootMax 49ProcessForged or Hot rolled+cold drawn or BoreholeHeat treatmentNormalized ; Annealed ; Quenched and Tempered etcSurface conditionBlack, Peeled, Polished etcTestTensile strength, Yield strength, elongation, impact value, hardness, grain size, ultrasonic test, magnetic particle testing, etc.PackingSea worth standard exporting packingShipping termIn bulk / FCL / LCL, partial shipment allowedTrade termFOB, CIF, CFR, DDU etcPaymentTT, LC etcDelivery timeWithin 7 days for stocks and 30 days for productionCompany ProfileApplications:ASTM A519 AISI 4340 Steel Pipe can be made into gears, pinions, cams, cranks, clutch shafts, shafting, die cases, and a multitude of machinery parts and components etc Dimensions:ProcessOuter Diameter Wall ThicknessLength Cold Drawn 1/4 - 16 Inch1/50 - 1 5/8 Inch12000 mm maxHot Rolled1 1/2 - 30 Inch1/8 - 8 Inch12000 mm max Steel Grade ComparisonASTM AS DIN BS JISGB434043401.6565 / 40CrNiMo6EN24 / 817M40SNCM439 / / SNCM840CrNiMo Chemical Composition (%):CMnSiPSCrNiMo0.37-0.440.55-0.900.10-0.350.040 max0.040 max0.65-0.951.55-2.000.20-0.35 Delivery dondition: HF: Hot Finished, CW; Cold Worked, SR: Stress Relieved or Finish Anneal, A: Annealed,:N: Normalized, Q+T: Quenched and tempered Tube ends:The tubes come with square cut and deburred ends. Certification:The product is supplied with 3.1.B inspection certificate, according to the standards EN 10204 and ISO 10474. Identification and Marking:The tubes are marked in indelible ink, the details being repeated along the entire length of each tube and on a label, as follows:Manufacturer's trademark - manufacturing standard - dimensions -steel grade - supply condition - cast no. - item number. Packaging:The tubes come in strapped bundles. The minimum weight of each bundle is 2000kg; the maximum bundle weight being 5000kg, with a minimum of 4 pieces 4340 ALloy Steel Pipe, mechanical Tubing, Hollow Bar, 4340, 1.6565, 40CrNiMo6, EN24, 817M40, SNCM439 , SNCM8, 40CrNiMo
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