High pressure boiler tube 1.Standard:ASME SA106 SA210 SA213,DIN17175, GB/T3087,GB/T5310 2.best price with fast delivery DescriptionHigh pressure boiler tubeStandardASME SA106 SA210 SA213,DIN17175, GB/T3087,GB/T5310Material20,20G,20MnG,25MnG,15CrMoG,12Cr2MoG,12Cr1MoVG,12Cr2MoWVTiB,10Cr9Mo1VNb,SA210A1,SA210C,SA213 T11,SA213 T12,SA213 T22,SA213 T23,SA213 T91,SA213 T92,ST45.8/Ⅲ,15Mo3,13CrMo44, ...