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AISI SAE 4140 Forged Q+T Boring/Drill Alloy Steel Hollow Bar1
Steel ProductsHollow BarSteel Tube
Hunan Shunfu Metal Material Co., Ltd.
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Product Description AISI SAE 4140 Forged Q+T Boring/Drill Alloy Steel Hollow BarIntroduceWe are Chinese professional manufacturer of forged QT boring steel bar for oil services. We can supply multiple AISI/SAE standard alloy steel materials and forged bar diameter 80-500mm, boring hole diameter 10-250mm, max boring length 14 meters. Product advantageBoring one side: no step in the boring barHigh-tech Boring Equipment: Good Straightness and Roughness, Tiny Tolerance and RoundnessStable mechanical property in materials after QT processChemical component according to America standard 100%Ensure UT and drift test for each piecesCompany advantageWe have decades of produce experience in QT/Boring process and strict quality management system(ISO NQA 9001)We cooperated with several middle-east oil gas companies for many times and have API certificates.Our sales team are professional steel industry staff and exporter with fluent English.We accept variety convenient payment ways and the third parties inspection organization.Chemical Properties GradeCCrMnSiMoSP41400.38-.43%0.80-1.10%0.75-1.0%0.15-0.30%0.15-0.25%0-0.040%0-0.035%SpecificationProduct NameForged QT Boring Alloy Steel Bar For Oil ServicesSpecificationAPI 5CT/5CP/6ASteel Grade4130, 4140, 4145, 4145H, 4330V, 4137, 4340ProcessHot Forged+QT+BoringForged Bar Diameter8-500mmBoring Hole Diameter10-250mmLengthMax14 metersInspectionSize, Chemical, Mechanical, UT, Drift Test, Low/High Temp. ImpactCertificateMTC, CO/FE/FA, BV/SGSMOQ1-5 tonsDelivery Time10-30 daysTrade ItemFOB CIF CFR PPU PPDPackagingLoose/Bundle/Wooden Pallet/Wooden Box/Plastic Cloth Wraps /Plastic End Caps/Beveled Protector
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