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Steel Butt Welding Fittings

Steel Butt Welding Fittings, Total:21 items.

The international standard classification for "Steel Butt Welding Fittings" includes: Flanges, couplings and joints , Equipment for petroleum and natural gas industries .

The Chinese standard classification for "Steel Butt Welding Fittings" includes: Pipeline fittings , Petroleum exploration, development, gathering and transportation equipment in general , Heat supply, air supply, air conditioning and refrigerating engineering in general .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

Professional Standard - Petroleum

Group Standards of the People's Republic of China

Professional Standard - Petrochemical Industry

  • SH/T 3408-2012 Steel butt-welding pipe fittings in petrochemical industry
  • SH/T 3408-1996 Steel butt-welded seamless fittings
  • SH/T 3408-2022 Specification for steel butt-welding pipe fittings in petrochemical engineering

Professional Standard - Chemical Industry

Professional Standard - Energy and Power Planning

Korean Agency for Technology and Standards (KATS)

Japanese Industrial Standards Committee (JISC)