Specification of
Design & construction: API 602, ASME / ANSI B16.34
End connections: SW ASTM / ANSI B16.11; NPT ASME / ANSI B1.20.1, class #800
Pressure & temperature: ASME / ANSI B16.34
Test: API 598
Fig. 1612: ASTM A105/F6 + 1/2 STELLITE (TRIM. N.8)
Fig. 1613: ASTM A182 F316/316
Materials
body-bonnet: forged steel A105, P250GH
stem: stainless steel A182 F6
sealing seat facing: A 182 F6
stem packing: graphited
bonnet gasket: spiral wound AISI 304
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