Material: 20G, 20MnG, 25MnG, 15CrMoG, 12Cr2MoG, 12Cr1MoVG, 10CrMo910, SA106B, SA106C, SA335 P5, SA335 P11, SA335 P12, SA335 P22, SA335 P91, SA335 P92, ST45.8, 15Mo3, 13CrMo44, 10CrMo910, 15NiCuMoNb5-6-4, etc.
Technical Standard: GB3087, GB5310, ASME SA106, ASME SA333, ASMSA335,...