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High Pressure Gate Valve

Materials

Body & Bonnet ASTM A216 Gr. WCB, A217 Gr. WC6/WC9/C12A
Wedge & Seat Ring ASTM A216 Gr. WCB, A217 Gr. WC6/WC9/C12A, Seat faces are stellited
Stem & Gland ASTM A276 TYPE 410
Yoke Sleeve Ni-Resist ASTM A439 Gr. D2
Gland Packing Die Formed Graphite rings / Braided Graphite rings
Pressure Seal Ring Expanded Graphite
Stud/Nut ASTM A193 Gr. B7 / B16/A194 Gr. 2H/7
Yoke & Hand Wheel Carbon Steel, Alloy Steel

Test Pressure in bar (psi)

Pressure rating Class 900 Class 1500 Class 2500
Hyd. Shell 230 (3335) 384 (5568) 647 (9282)
Seat / Back Seat 169 (2451) 282 (4089) 474 (6873)
Air Seat 6.9 (100)