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품질경영시스템 고객과의 신뢰를 바탕으로 좋은 품질의 제품을 만들겠습니다.

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KS : Korean Industrail Standards
KS B 1500 Basic Dimension and Tolerances of Steel Butt-Welding Pipe Fittings
KS B 1522 Steel Butt-Welding Pipe Fitting For Ordinary use and Fuel Gas
KS B 1543 Steel Butt-Welding Pipe Fitting
JIS : Japanese Industrail Standards
JIS B 2311 Steel Butt-Welding Pipe Fitting For Ordinary use
JIS B 2312 Steel Butt-Welding Pipe Fittings
JIS B 2313 Steel Plate Butt-Welding Pipe Fittings
ASTM : American Society For Testing And Materials
ASTM A 105 Carbon Steel Forgings for Piping Applications
ASTM A 182 Forged of Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and parts for High-Temperature Service
ASTM A 234 Pipe Fitting of Wrought Carbon Steel Alloy Steel for Moderate and High-Temperature Service
ASTM A 350 Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing For Piping components
ASTM A 403 Wrought Austenitic Stainless Steel Piping Fitting
ASTM A 420 Pipe Fittings of Wrought Carbon Steel and Alloy Steel For Low-Temperature Service
ASME : American Society Of Mechanical Engineers
ASME B 16.5 Pipe Flanges and Flanged Fitting
ASME B 16.9 Factory Made Wrought Steel Butt-Weld Fittings
ASME B 16.11 Forged Fittings, Socket-Welding and Threaded
ASME B 16.25 Carbon and Low-Alloy Steel Forgings, Requiring Notch Toughness Testing For Piping components
ASME B 36.10 Wrought Austenitic Stainless Steel Piping Fitting
ASME B 36.19 Stainless Steel Pipe
ASME SECTION II Materials
ASME SECTION III Rules For Construction of Nuclear Facitity Components
ASME SECTION V Nondestructive Examination
ASME SECTION VII Rule For Construction of Pressure Vessels
ASME SECTION IX Welding and Brazing Qualification
MSS : Manufacturers Standardization Society of The Valve and Fitting Industry
MSS SP-25 Standard Marking System for Valves, Fitting, Flanges and Unions
MSS SP-43 Standard Practice for Light Weight Stainless Steel Butt-Welding Fittings
MSS SP-44 Standard for 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 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 Buttwelding Ends
API: American Petroleum Institude
API 5L Line Pipe

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