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Gate Valve Anatomy Image
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China Mainland
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FORGED STEEL GATE VALVE - Outside Screw & Yoke, Bolted Bonnet
STANDARD MATERIALS
 | PART NAMES | MATERIALS |
BODY | NOTE ? | |
BONNET | NOTE ? | |
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 |
NOTE: ? A105; LF2; F5; F22; F304(L); F316(L); F347; F321; F51; F55;
Inconel; Monel; Hastelloy; etc.
 | 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 | - | ||
SPECIFICATIONS
? Design and Manufacture Conform to : API 602, BS5352, ASME B16.34/ B16.11/ B1.20.1/ B16.25
? Valve Size: 1/2”~ 4”
? Applicable Rating: Class 150LB ~ 1500LB
? Temperature Rating: Up to 500?
? Structure Features:
? End Connection: Threaded, Socket-Welded or Butt-Welded
? Outside Screw & Yoke, Bolted Bonnet
? Reduce Bore / Full Bore
? Rising Stem / Non-Rising Handwheel
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