BRITISH STANDARDS API AMERICAN PETROLEUM INSTITUTE
BS 1503 -Specification for Steel Forging for Pressure Spec. 6D -Specification for Pipeline Valves
Purpose Spec. 598 -Valve Inspection and Test
BS 5404 -Flanges and Bolting for Pipes Valves and Fittings Spec. 5L -Specification for Line Pipe
BS 1560 -Steel Pipe Flanges and Flanged Fittings Spec. 6FA -Specification for Fire Test for Valves
BS 5351 -Steel Ball Valves for the Petroleum, petrochemicals Std. 607 -Fire Test for Soft Seated Ball Valves
and Allied Industrials Std. 5B -Threading Gauging and Thread Inspection
BS 2080 -Face to Face, Center to Center, End to End and of Casting and Line Pipe Thread
Center to End Dimension of Flanged Butt-welding
End Steel Valves for Petroleum, Petrochemical
and Allied Industries DIN DEUTSCHE INSTITUTE FUR NORMUNG
BS 6755Part2 -Testing of Valves: Specification for Fire Type-
Testing Requirements MSS SP
BS 3239 -Carbon Steel Pipe Flanges for the Petroleum SP-6 -Standard Finish for Contract Face of
Industry Pipe Flanges and Connecting End Flanges
of Valves and Fittings
SP-25 -Standard Marketing System for Valves, Fittings,
ANSI/ASME AMERICAN STANDARDS Flanges and Unions
B 1.20.1 -Pipe Treads, General Purpose SP-44 -Steel Pipe Line Flanges
B 16.5 -Pipe Flanges and Flanged Fittings SP-45 -By pass and Drain Connection Standard
B 16.10 -Face to Face and End to End Dimensions of Valves SP-61 -Hydrostatic Testing of Steel Valves
B 16.25 -Butt-welding End SP-72 -Ball Valves with Flanged or Butt welding Ends
B 16.34 -Valves Flanged, Threaded and Welding End for General Service
ASME-Boiler and Pressure Vessel Code Section Ⅴ, Ⅷ &Ⅺ SP-82 -Valve Pressure Testing Methods
B 31.3 -Chemical plant and Petroleum Refinery Piping NACE
B 31.4 -Liquid Petroleum Transportation Piping System MR-01-75 -Sulfide Stress Cracking Resistant Material for
B 31.8 -Gas Transmission and Distribution Piping System Oil Field Equipment
B 46.1 -Surface texture (Surface Roughness, Waviness, MT-01-77 Laboratory Corrosion Testing of metals for the
and Lay) Process Industry
P-T Rating
The fllowing table indicates rated values of temperature and pressure for main materials of valves. Thesevalves are determined
according to American standard ASME/ANSI B 16.34.
Temp. Maximum Working Pressure
150Lb 300Lb 400Lb 600Lb 900Lb
0F A105,LF2 ASTM

A182 F316

A105,LF2 ASTM

A182 F316

A105,LF2 ASTM

A182 F316

A105,LF2 ASTM

A182 F316

A105,LF2 ASTM

A182 F316

Up to Up to bar psi bar psi bar psi bar psi bar psi bar psi bar psi bar psi bar psi bar psi
38 100 19.7 285 19 275 51 740 49.6 720 68.3 990 66.2 960 102 1480 99.3 1440 153.1 2220 148.9 2160
93 200 19.9 260 16.5 240 46.5 675 42.7 620 62.1 900 56.9 825 93.1 1350 85.5 1240 139.6 2025 128.2 1860
149 300 15.9 230 14.8 215 14.8 655 38.6 560 60.3 875 51.4 745 90.7 1315 77.2 1120 135.8 1970 115.8 1680
204 400 13.8 200 13.4 195 13.4 635 35.5 515 58.3 845 47.2 685 87.6 1270 71.0 1030 131 1900 106.2 1540
264 500 11.7 170 11.7 170 11.7 600 33.1 480 55.2 800 43.8 635 82.7 1200 65.8 955 123.8 1795 98.9 1435

 

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