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VALVE TESTING STANDARD |
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Valve |
Size |
Rating |
Dimension Std. |
Testing Standard |
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Gate |
½” – 1 ½” |
800 / 1500 |
API 602 |
API 598 |
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Globe / Check |
½” – 1 ½” |
800 / 1500 |
B 16.34/BS-5352 |
API 598/BS-6755 Pt1 |
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Gate |
2” – 24” |
150/300/600 |
API-600 |
API 598 |
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Globe |
2” – 6” |
150/300/600 |
B 16.64/BS-1828 |
API 598/BS-6755 Pt1 |
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Check |
2” – 24” |
150/300/600 |
B 16.64/BS-1828 |
API 598/BS-6755 Pt1 |
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DP Check |
2” – 24” |
150/300/600 |
API-594 |
API 598 |
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Gate/Globe/Check |
2” – 12” |
900/1500 |
ASME B16.34 |
API 598/BS-6755 Pt1 |
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Ball |
½” – 16” |
All |
B 16.34/BS-5351/API-6D |
API 598/BS-6755 Pt1 |
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Plug |
½” – 12” |
All |
API 598/BS-5353 |
API 598/BS-6755 Pt1 |
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Needle |
½” – 1 ½” |
800 |
BS 5352 |
BS 6755 Pt1 |
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Butterfly |
3” & above |
All |
BS 5155/AWWA C504/API 609 |
BS 6755 Pt1/AWWA/ API 598 |
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Diaphragm |
All |
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BS 5156 |
BS-6755 Pt1 |
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Safety Valve |
All |
All |
API 526 |
API 527 |
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REFERENCE CODE AND STANDARDS |
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ASME |
B1.1 |
Unified inch Screw thread |
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B1.20.1 |
Pipe thread, general purpose |
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B16.1 |
Cast iron pipe flanges and flanged fittings |
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B16.5 |
Steel pipe flanges and flange fittings |
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B16.9 |
Factory made wrought steel butt welding fittings |
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B16.11 |
Forged steel fittings socket welding and threaded |
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B16.20 |
Metallic gasket for pipe flanges – Ring joint, spiral wound and jacketed |
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B16.21 |
Non metallic flat gasket for pipe flanges |
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B16.25 |
Butt welding ends |
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B16.36 |
Orifice flanges |
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B16.47 |
Large diameter steel flanges |
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B16.48 |
Steel line blanks |
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B18.2.2 |
Square and Hex. Nuts (Inch series) |
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B31.3 |
Process piping |
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B36.10 |
Welded and seamless wrought steel pipe |
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B16.19 |
Stainless steel pipe |
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M.S.S |
SP 06 |
Standard finishes for contact faces of pipe flanges and connecting end flanges of valve fittings |
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SP 25 |
Standard marking system for valves, fittings, flanges & Unions |
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SP 95 |
Swage (d) Nipples and Bull Plugs |
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SP 97 |
Integrally reinforced forged branch outlet fittings – Socket welding, Threaded and Butt welding ends |
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EN |
10204 |
Metallic product – Type of inspection documents |
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AWWA |
C207 |
Steel pipe flanges for water works services – 4 in through 144 in (100mm through 3600mm) |
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