公司简介
Domestic product, import compo pipe material quality: 12Cr1MoV(G)th, 12CrMo44 (A335P12, STFA22'15CrMo), 10CrMo910 (A335P22, 12Cr2Mo, STFA24), A33P5 (SETA25, Cr5Mo), A335P9 (Cr9Mo, STFA26), A335P91(T91), WB36(15NiCuMoNB5), steel grinds 102(12Cr2MoWVTiB). Carries out the standard: GB code GB5310-1995 goal JlSG3457, German sign DIN17175-79 US, Italian sign ASTM, ASME. side tube rectangular pipe mater