| ANSI Standards-American National Standards Institute |
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B1.1
B2.1
B16.5
B16.10
B16.11
B16.20
B16.21
B16.25
B16.34
B18.2.1
B18.2.2
B31.1
B31.2
B31.3
B31.4
B31.5
B31.7
B31.8
B36.10
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Unified Screw Threads
Pipe Threads (Except Dryseal)
Steel Pipe Flanges adn Flanged Fittings
Face-to-Face and End-to-End Dimensions of Ferrous Valves
Forged Steel Fittings, Socket Welding and Threaded
Ring-Joint Gaskets and Grooves for Steel Pipe Flanges
Nonmetallic Gaskets for Pipe Flanges
ButtWelding Ends
Steel Valves Flanged and Buttwelding End
Square and Hex Bolts and Screws
Square and Hex Nuts
Power Piping
Fuel Gas Piping
Chemical Plant and Petroleum Refining Piping
Liquid Petroleum Transportation Piping SystemsRefrigeration Piping System
Refrigeration Piping Systems
Nuclear Power Piping
Gas Transmission and Distrlbution Piping System
Wrought-Steel and Wrought-Iron Pipe
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| API Standards-American Petroleum Institute |
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6A
6D
597
598
600
603
605
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Specification for Wellhead Equipment
Specification for Pipeline Valves
Steel Venturi Gate Valves. Flanged or Buttwelding End
Valve Inspection and Test
Steel Gate Valves, Flanged or Buttwelding Ends
150-LB, Light-Wall, Corrosion-Resistant Gate Valve for Refinery Use
Large Diameter Carbon Steel Flanges
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| MSS Standard Practices-Manufacturers Standardization Society of the Valve and Fittings Industry |
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SP-6
SP-9
SP-25
SP-42
SP-44
SP-45
SP-53
SP-54
SP-55
SP-61
SP-67
SP-81
SP-82
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Finishes for Contact Faces of Connecting End Flanges of Ferrous Valves and Fittings
Spot-Facing Standard
Standard Making System for Valves, Fittings, Flanges and Unions
150LB Corrosion Resistant Cast Flanged Valves
Steel Pipe Line Flanges
Bypass and Drain Connection Standard
Quality Standard for Steel Castings-Dry Particle Magnetic Inspection Method
Quality Standard for Steel Castings-Radiographic Inspection Method
Quality Standard for Steel Castings-Visual Method
Hydrostatic Testing of Steel Valves
Butterfly Valves
Stainless Steel Knife Gate Valves
Valve Pressure Testing Methods
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| KS STANDARDS-KOREAN INDUSTRIAL STANDARDS |
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B1502
B1511
B2103
B2304
B2305
B2306
B2361
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Tolerances for Pipe Flanges
Basic Dimensions of Ferrous Material Pipe Flanges
General Rules for Marking on Valves
General Rules for Inspection of Valves
Nominal Size and Bore of Valves
Face-To-Face and End-To-End Dimensions of Valves
Cast Steel Flanged Valves
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