Construction and features: Outside screw with rising stems (OS & Y), Seal metal to metal, Solid wedge.

Normal diameter or bore: NPS 1/2"~NPS 2", DN13~DN50.

Normal pressure or rating: Class 150~Class 2500, PN 10~PN 160.

Material: A105, A182 F316, F304, F316L, F304L, F11, F9, F22, A350 LF2.

Design & manufacture: API 600, API 602, ASME B16.34, DIN 1984, BFCI 70-2, ISO 5210, NACE MR0175.

Face to face dimension: ASME B16.10, ISO 5752, BS EN 558, API 602, according to manufactory.

Connection ends: ASME B16.5, ISO 7005-1, BS EN 1092, ASME B16.25, ASME B16.11, ISO 7-2, ASME B1.20.1

Testing & inspection: API 598, API 600, ISO 5208.

Operation type: Manual, Pneumatic, Electric.

Applicable temperature: -196deg. ~650degree