The normal types of Pipe fittings

General Illustration

Wrougth Steel Butt-Welding Fittings (Carbon & Alloy Steel)

Stainless Steel Butt-Welding Fittings

Forged Steel Socket-Welding & Threaded Fittings

-Soket Welding Fittings

-Threaded Fittings

-Outlets

Nomenclature

1. KS : Korean Indutrial Standards
2. JIS : Japanese Industrial Standards
3. ASTM : American Society for Testing and Materials
4. JIS : Japan Pertoleum Institute
5. MSS : Manufacturers Standardization Society
6. AWWA : American Water Works Associotion
7. DIN : Deutsches Institut fur Normung
8. B.S : British Standards
9. ASME : American Society of Mechanical Engineers
10. API : American Petroleum Intitute

International Standard and Code Available

KS : KOREAN INDUSTRIAL STANDARDS KS B 1522: Steel Butt-Welding Pipe Fittings for Ordinary use. KS B 1541: Steel Butt-Welding Pipe Fittings. KS B 1542: Steel Socket-Welding Pipe Fittings. KS B 1543: Steel Plate Butt-Welding Pipe Fittings.

JIS : JAPANESE INDUSTRIAL STANDARDS JIS B 2311: Steel Butt-Welding Pipe Fittings for Ordinary use. JIS B 2312: Steel Butt-Welding Pipe Fittings. JIS B 2313: Steel Plate Butt-Welding Pipe Fittings. JIS B 2314: Steel Socket-Welding Pipe Fittings.

ANSI : AMERICAN NATIONAL STANDARDS INSTITUTE ANSI B 16.5: Pipe Flanges and Flanged Fittings. ANSI B 16.9: Factory Made Wrought Steel Butt-Welding Fittings. ANSI B 16.11: Forged Steel Fittings, Socket-Welding and Threaded. ANSI B 16.25: Butt-Welding Ends. ANSI B 16.28: Wrought Steel Butt-Welding short Radious Elbow and Returns. ANSI B 36.10: Welded and Seamless Wrought Steel Pipe. ANSI B 36.19: Stainless Steel Pipe.

ASTM : AMERICAN SOCIETY FOR TESTING AND MATERIALS ASTM A105: Forging, Carbon Steel for Piping Components. ASTM A182: Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and valves and Parts for High-Temperature Service. ASTM A234: Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and Elevated Temperatures. ASTM A350: Forgings Carbon and Low-Alloy Steel, Requiring Notch Toughness Testing for Piping Components. ASTM A403: Wrought Austenitic Stainless Steel Piping Fittings. ASTM A420: Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low-Temperature Service. ASTM A815: Specification for Wrought Ferritic, Ferritic/Austenitic, and Martensitic Stainless Steel Piping Fittings.

MSS : MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS INDUSTRY MSS SP-25: Standard Marking System for Valves, Fittings, Flanges and Unions. MSS SP-43: Wrought Stainless Steel Butt-Welding Fittings. MSS SP-44: Steel Pipe Line Flanges. MSS SP-75: Specification for High Test Wrought Butt-Welding Fittings. MSS SP-79: Socket Welding Reducer Inserts. MSS SP-83: Carbon Steel Pipe Unions Socket-Welding and Threaded. MSS SP-87: Factory-Made Butt-Welding Fittings for Class 1 Nuclear Piping Applications. MSS SP-95: Swage(d) Nipples and Bull Plugs. MSS SP-97: Integrally Reinforced Forged Branch Outlet Fittings-Socket Welding, Threaded and Butt-Welding Ends.

ASME : AMERICAN SOCIETY OF MECHANICAL ENGINEERS ASME SECTION Ⅱ: Meterials. ASME SECTION Ⅲ: Subsection NCA / Division 1 / Division 2 ASME SECTION Ⅴ: Nondestructive Examination. ASME SECTION Ⅷ: Rules for Construction of Pressure Vessels / Division 1, Division 2 ASME SECTION Ⅸ: Welding and Brazing Qualifications.

API : AMERICAN PETROLEUM INSTITUTE API 5L: Line Pipe. API 5LX: High Test Line Pipe.