GENERAL DESIGN SPECIFICATIONS:
ITEM CLASS 600
MANUFACTURE API 602
PRESSURE-TEMPERATURE RATINGS ANSI B16.34
FACE TO FACE ANSI B 16.10
END FLANGE MSS SP-25
INSPECTION AND TEST API 598
TEST PRESSURE TO API 598
PARTS AND MATERIAL (ASTM)
PRESSURE GRADE FROM TO
CLASS 800 1/2” 2”
ANSI SHELL (WATER) SEAT (WATER) SEAT (AIR) BACK SEAT (WATER)
CLASS 800 21.1MPA 3000PSI 15.5MPA 2200PSI 0.6MPA 80PSI 15.5MPA 2200PSI
NO. PARTS NAME MATERIALS
1 CAP ASTM A105 ASTM F304 ASTM F316 ASTM F304L ASTM F316L
2 GASKET GRAPHITE+304 GRAPHITE+316
3 BODY ASTM A105 ASTM F304 ASTM F316 ASTM F304L ASTM F316L
4 SEAT R-PTFE
5 BALL ASTM A105+ENP ASTM F304 ASTM F316 ASTM F304L ASTM F316L
6 STEM F6 F304 ASTM F316 ASTM F304L ASTM F316L
7 STEM PACKING PTFE
8 STOP PLATE CARBON STEEL
9 HANDLE STEEL+PLASTIC
10 NUT ASTM A194 2H ASTM A194 B8
OTHER MATERIALS ARE AVAILABLE UPON REQUEST.