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 B16.34Test: API 598Fig. 1712: ASTM A105/F6 + 1/2 STELLITE (TRIM. N.8)Fig. 1713: ASTM A182 F316/316 Materialsbody-cover: forged steel A105, P250GHspring: stainless steel A182 F6sealing seat facing: A 182 F6cover gasket: spiral wound AISI 304