DESIGN DESCRIPTION:
BOLTED BONNET;
INVERTED PLUG;
GLAND DESIGN;
METAL TO METAL SEAT;
FLANGED ENDS OR BUTT-WELDING ENDS;
PRESSURE RATING :CLASS150 CLASS300 CLASS600
SIZE :DN50-DN600
WORKING PRESSURE AND TEMPERATURE
CARBON STEEL: -29 C~425 C (6 F~822 F)
STAINLESS STEEL: -40 C~550 C( 15 F~1047 F)
GENERAL DESIGN SPECIFICATIONS:
ITEM :AMERICAN STANDARD
MANUFACTURE :API 6D OR API 599
PRESSURE-TEMPERATURE RATINGS: ANSI B16.34
FACE TO FACE :ANSI B16.10
END TO END :ANSI B16.10
END FLANGE: ANSI B16.5
END BUTT-WELDING: ANSI B16.25
INSPECTION AND TEST :API 598 OR API 6D
TEST PRESSURE TO API 598:
CLASS SHELL (WATER) : 3.1MPA 450PSI 7.8MPA 1125PSI 15.3MPA 2225PSI
SEAT (WATER) : 2.2MPA 315PSI 5.6MPA 815PSI 11.2MPA 1630PSI
SEAT (AIR): 0.6MPA 80PSI 0.6MPA 80PSI 0.6MPA 80PSI
PARTS AND MATERIAL (ASTM)
1 COVER :ASTM A216-WCB A351-CF8 A351-CF8M A351-CF3 A351-CF3M
2 COVER BOLT: ASTM A193-B7 A193B8 A193B8 A193B8 A193B8
3 GASKET: GRAPHITE+304 GRAPHITE+316
4 BODY: ASTM A216-WCB A351-CF8 A351-CF8M A351-CF3 A351-CF3M
5 PLUG: WCB+ENP A351-CF8 A351-CF8M A351-CF3 A351-CF3M
6 STEM: F6a F304 F316 F304L F316L
7 SMALL BALL: STAINLESS STEEL
8 SMALL SPRING:STAINLESS STEEL
9 LOWER GASKET: PTFE
10 O-RING: VITON
11 INJECTION FITTING :CARBON STEEL
12 STEM PACKING :GRAPHITE OR PTFE
13 GLAND FLANGE :ASTM A 216-WCB A351-CF8 A351-CF8M A351-CF3 A351-CF3M
14 HANDLE: CARBON STEEL
OTHER MATERIALS ARE AVAILABLE UPON REQUEST.