Marine Fire Suppression System >> Parts >> Fire Valves >> Fire Protection ValvesNRS Resilient Seated Gate Valve, Groove Ends 300PSI
Material Specification:
Part Name Material ASTM Spec.
Body Ductile Iron A536 65-45-12
Wedge Ductile Iron, EPDM Encapsulated
Wedge Nut Bronze ASTM B62
Stem Stainless Steel AISI 420
Thrust Collar Bronze ASTM B62
Bonnet Ductile Iron A536 65-45-12
Gasket EPDM Commercial
Gland Ductile Iron A536 65-45-12
O-Ring EPDM Commercial
Post Flange Ductile Iron A536 65-45-12
Operating Nut Ductile Iron A536 65-45-12
NPT Plug Brass B16 C36000
Indicator Flange Bolts Stainless Steel AISI 316
Bonnet Bolts Carbon Steel A307B
DIMENSIONS (mm/inch)
Size 4" 5" 6" 8" 10" 12"
mm inch mm inch mm inch mm inch mm inch mm inch
OD 114.3 4-1/2 139.7 5-1/2 165.1 6-1/2 219.1 8-5/8 273.0 10-3/4 323.9 12-3/4
141.3 5-9/16 168.3 6-5/8
L 229 9 254 10 267 10-1/2 292 11-1/2 330 13 356 14
H 350 13-3/4 410 16-1/8 455 17-5/16 545 21-7/16 645 25-3/8 730 28-3/4
D 305 12 305 12 305 12 305 12 305 12 305 12
Weight(kg) 28     51.5 77.5 114 169.5

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