Zhengzhou Huitong Pipeline Equipment Co., Ltd.
Cov ATTM A182 Alloy Steel Yeeb Nkab Fittings yog qhov haum rau qhov kub thiab qhov chaw siab.
Lub ASTM A420 specification duav tau cov roj av tsawg 6 kav dej; Lub ATM A860 specification (Whphy42, Why52, Why56, Why56, Why60) npog tau cov roj carbon hlau uas phim rau api 5L gr. X42, X52, X56, X60 kav. ASTM A234 WPB cov yeeb nkab fittings txhais tau tias cov yeeb nkab haum nrog ASTM A234 WPB cov khoom siv ntawm cov kev pabcuam kub lossis kub. ASTM A234 yog cov qauv ntawm cov yeeb nkab haum. WPB yog qib steel nyob rau hauv uas w sawv rau weldable, b yog qhab nia b thiab p sawv rau siab. Yog li nws yog hais txog yam tsawg kawg los lub zog. ASTM A234 WPB yog kev txiav txim siab rau cov yeeb nkab txheem cov yeeb nkab uas koom nrog cov khoom siv roj carbon thiab cov hlau sib xyaw ua ke thiab cov kev tswj hwm kub. ASTM A234 WPB SCH 40 Fittings Npog Carbon Steel Fittings ntawm Kev Tsim Kho Vaj Tse Los ntawm Kev Tsim Kho Vaj Tse Ntawm Exme B16.9, MSS-SP-95, thiab MSS-SP-97.