英国 · Lloyds

LR 1Cr0.5Mo

-- — Seamless pressure pipes

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--Boiler and superheater tubes
--Seamless pressure pipes
LR:2016Rules for the Manufacture, Testing and Certification of Materials——Chapter 6 - Section 6:Steel Pipes and Tubes - Boiler and superheater tubes
LR:2016Rules for the Manufacture, Testing and Certification of Materials——Chapter 6 - Section 3:Steel Pipes and Tubes - Welded pressure pipes
LR:2016Rules for the Manufacture, Testing and Certification of Materials——Chapter 6 - Section 2:Steel Pipes and Tubes - Seamless pressure pipes
--Welded pressure pipes
--Carbon manganese steel forgings for boilers, pressure vessels and piping systems
LR:2016Rules for the Manufacture, Testing and Certification of Materials——Chapter 4 - Section 6:Steel Castings - Castings for boilers, pressure vessels and piping systems
--Castings for boilers, pressure vessels and piping systems
LR:2016Rules for the Manufacture, Testing and Certification of Materials——Chapter 5 - Section 7:Steel Forgings - Forgings for boilers, pressure vessels and piping systems

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热处理 / 状态	屈服强度	抗拉强度	伸长率	断面收缩率	冲击功	硬度
Seamless pipes 正火	≥275	440–590	≥22

屈服强度 Rp0.2 (MPa)

试验条件

1.铸造 Steel Castings