T-Shaped Trap Valve

Patented for Washout Resistance

• Patend T-Shape design
• Special forged material common for airspace application.
• Maximized utilization of material with reduced onsumption.
• Flexible to meet variou shape and size requirement.
• Ferrule fitting connection convenient for disassembly, installation and maintenance.

ASTM B637 N07718

• A Ni-Cr alloy precipitation hardenable with high creep-rupture strength at high temperatures upto 1300°F (700°C).

• Used for seat, cage, stem and fastener of control valve.

ASTM A182 F92
• A forged stainless stainless steel for parts and components in high temperature service.
• Valve body as one piece forging spherical.

22Cr12NiWMoV(616)

• A kind of heat-resistant alloy equivalent to C-422 or ASTM A565 616. Mainly used as stem material for service temperature upto 625℃, as well as bolts for temperature ≤ 570 ℃.

17-4PH
• A typical martensitic precipitation hardening stainless steel, equivalent to ASTM A705 A630 or GB/T1220 05Cr17Ni4Cu4Nb. 

New Materials

Western control valves are proven for safe operation at such severe condition as 700℃ and 350 bar due to utilization of new materials with high concentrations of nickel (Ni) and chromium (Cr).