PRODUCTS INNOVATION
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Y-Shape Trap Valve
Patented for Structure Design
• Patented Y-shaped DC design.
• Reduced resistance, pressure drop and noise.
• Improved fluid control accuracy.
• Easier for slagging-off.
• Easier for wearing.
• Better wear resistance.
• Easier for disassembly and maintenance.
• Applicable for use in oil & gas, petrochemical, metallurgy, power plant and other all demanding industrial systems. -
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).
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