| 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 2316
|
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 Wroght 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. |
| ASTM : American Society for Testing and Materials |
|
ASTM A 105
|
Forging, Carbon Steel for Piping Components |
|
ASTM A 182
|
Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service. |
|
ASTM A 234
|
Piping Fittings of Wrought Carbon Steel and Alloy Steel for Moderate and Elevated Temperatures. |
|
ASTM A 350
|
Forgings Carbon and Low-Alloy Steel, Requiring Notch Toughness Testing for Piping Components. |
|
ASTM A 403
|
Wrought Austenitic Stainless Steel Piping Fittings. |
|
ASTM A 420
|
Piping Fittings of Wrought Carbon Steel and Alloy Steel for Low-Temperature Service. |
| 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 Ttest 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
|
Materials |
|
ASME SECTION III
|
Subsection NCA/Division1/Division2 |
|
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 Society of Mechanical Engineers |
|
API 5L
|
Line Pipe. |
|
API 5LX
|
High Test Line Pipe. |