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Reduced Bore Forged Gate Valve, Welded Bonnet, Integral Flanged
China Welded Bonnet Gate Valve Producer Fabricates Reduced Bore Forged Steel Gate Valve, A105N, 1/2-4 Inch, 150-1500 LB, Welded Bonnet, Integral Flanged.
Type: Reduced Bore Forged Steel Gate Valve.
Material: A105N, etc.
Valve Size: 1/2 - 4 Inch.
Applicable Pressure Rating: Class 150 LB - 1500 LB.
Temperature Rating: Up to 500℃.
Molding Style: Forging.
FORGED STEEL FLANGED GATE VALVE - Outside Screw & Yoke, Bolted Bonnet.
STANDARD MATERIALS:
 | PART NAMES | MATERIALS |
BODY | A105; LF2; F5; F22; F304; F304L; F304; F316L; F347; F321; F51; F55; Inconel; Monel; Hastelloy; etc. | |
BONNET | A105; LF2; F5; F22; F304; F304L; F304; F316L; F347; F321; F51; F55; Inconel; Monel; Hastelloy; etc. | |
SEAT | ASTM A276 410 + HF | |
WEDGE | ASTM A276 420 | |
STEM | ASTM A276 410 | |
GASKET | 304 + GRAPHITE | |
HANDWHEEL | ASTM A197 | |
PACKING | GRAPHITE | |
GLAND | ASTM A276 410 |
 | PRESSURE TEST ( A105 ) | ||||
CLASS | SHELL (psig) | BACKSEAT(psig) | SEAT(psig) | ||
WATER | WATER | AIR | WATER | ||
150LB | 450 | 325 | 90 | - | |
300LB | 1125 | 825 | - | ||
600LB | 2225 | 1650 | - | ||
800LB | 2975 | 2175 | - | ||
900LB | 3350 | 2450 | - | ||
1500LB | 5575 | 4100 | - | ||
Design and Manufacture Conform to: API 602, BS5352, ASME B16.34/ B16.5.
Structure Features:
★ End Connection: Flanged Type.
★ Outside Screw & Yoke, Bolted Bonnet.
★ Reduce Bore.
★ Rising Stem / Non-Rising Handwheel.