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ASTM B43 ASTM B88 Seamless Steel Copper Tubes1
Metal StocksNickel CopperNickel Silver Copper Pipe
EZ Steel Industrial Co., Ltd.
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Product Description Product DescriptionMaterial GradesASTM B43:C12200 (Phosphorus deoxidized, DHP)ASTM B88:Type K (C12200, thickest wall)Type L (C12200, medium wall)Type M (C12200, thin wall)Temper & HardnessH55 (Half Hard): Tensile 290-345 MPaH58 (Hard Drawn): Tensile ≥345 MPaDimensional TolerancesParameterASTM B43 ToleranceASTM B88 ToleranceOD±0.10mm±0.08mmWall±10%±5%Pressure RatingsTypeWorking Pressure (psi)Burst Pressure (psi)K9906,900L7405,200M4803,400Certification & ComplianceNSF/ANSI 61 (Drinking Water)FDA Compliance (Medical Gas)UL Listed (Refrigeration)4. Product Analysis1. Standard CompliancePrimary Standards:ASTM B43: Seamless red brass pipesASTM B88: Seamless copper water tubesSupplementary Standards:ASME B36.10M (Dimensional)EN 1057 (European equivalent)2. Dimensional SpecificationsSize Ranges:ASTM B43: 1/8" to 12" (DN6-DN300)ASTM B88: 1/4" to 10" (DN8-DN250)Wall Thickness:Type K: Schedule 40-80Type L: Schedule 10-40Type M: Schedule 5-103. Performance AdvantagesCorrosion Resistance:Natural biofilm protectionResists pitting and stress corrosionThermal Conductivity:401 W/m·K (Superior heat transfer)Bacterial Resistance:Copper ions inhibit legionella growth4. Quality AssuranceTesting Protocols:Eddy current testing (ASTM E243)Hydrostatic testing (optional)Flaring test (ASTM B153)Certificates:Mill Test Certificate 3.1Material Traceability Reports5. Application ScenariosPlumbing Systems:Potable water distributionHydronic heating systemsMedical Gas:Oxygen lines (ASTM B819)Medical vacuum systemsHVACR:Refrigerant lines (ACR tubing)Heat pump connections Detailed Photos Processing of ProductionTechnical Details Packaging & Shipping CertificationsOur AdvantagesFAQ
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