Structure features:
Valves are the CIW "FC" model with parts interchangeability!
Integral non-rising stem
Light torque switch
Sealing in both directions or outlet port in seal structure
metal seal structure between bonnet and body
Bonnet seal packing is pressure auto expansion
Grease injection one-way valve

Steam have shear pin
Connecting type is flanged or threaded.
Products technical specifications:
Rated working pressures: 2, 000 to 15000psi
Rated working temperatures: L, N, P, S, T, U and V
Material class: AA to FF
Product specification level: PSL1 to PSL4
Performance requirement level: PR1 and PR2
Main bore: 21/16 to 51/8 inches