1. The impact handwheel should be configured according to the requirements of Aowei or customers

2. The connection between the 150LB to 600LB valve body and valve cover is a concave convex surface type, and the connection between the valve body and valve cover groove surface type is mainly used for 900LB and above, or for 600LB according to customer requirements

3. The valve stem design has a conical upper sealing surface, which is sealed with the sealing seat on the valve cover when the valve is fully opened

4. The standard design form of the valve cover is plunger type, but it can also be provided in ball type, parabolic or flat type or according to customer requirements

5. The STL. 6 cobalt based valve seat is installed using seal welding, or threaded seat rings can be used according to customer requirements

Design: BS1873

Structure: Valve cover bolt connection, upper sealing seat threaded connection, rising valve stem and handwheel, rotating valve disc

Design standards: BS 1873, ASME B16.34, DIN3356

Structural length: ASME B16.10, EN 558, DIN 3202

Flange standards: ASME B16.5, DIN 2501

Welding end standard: ASME B16.25, DIN3239

Inspection standards: API 598, DIN3230

Size: 2"~24"(DN50~DN600）

Nominal pressure: ASME CLASS 150~1500（PN16~PN250）

Valve body material: carbon steel, stainless steel, alloy steel, etc

Valve disc materials: A105, 304SS, 316SS, etc

Valve stem material: 410SS, 304SS&17-4PH, etc

Valve seat material: weld overlay 13Cr, Stellite 6, etc

Connection end: RF, BW, RTJ

Operation: Handwheel, Gear, Electric, Pneumatic, Hydraulic

Category: Casting gate cut-off