Кованые стальные задвижки

valve Forged Steel Gate Valve Usage rangemainly used in oil field, chemical field, gas field etc. Goods description 1. Design Construction: Forged Steel Reduced or Full Port Bolted Bonnet & Welded Bonnet; OS&Y Rising Stem, Non-Rising Handle Plunger disc(Material could be available on application), Renewable Seat Sprial Wound Gasket, Stainless Steel +Graphite 2. Design Standard: API602 & ASME B16.34 3. Connection Way: Socket Welding Accords To ASME B16.11 25 Screwed Ends Accord To ASME B1.20.1 Flanged ends Accord To ASME B16.5 4.Inspection and Test Standard: API598 5.Pressure Range:ANSI150, 300, 600, 800, 900, 1500, 2500 6.Size: 1/4''-2'', 2''-24'' 7. Material: (ASTM specification) 1) Body: A105, F304,F304L,F316, F316L,Gr.6, Inconel 625, Monel K500,Hc.276 etc 2) Wedge: A182 F6, A182 F6+STL, A182 F316 3)Stem: A276 410,A276 304, A276 316 4)Stem Sleeve:A276 410 5) Seat: A276 410+STL, A276 410+STL, A182 F316+STL 6) Gasket: F316+Graphite, F304+Graphite 7) Bonnet: A105, A182 F304, A182 F304L, A182 F316, A182 F316L 8) Packing:Flexible Graphite 9) Gland: A276 304, A276410 10) Bonnet Bolt: A193 B7,A193 B8 11) Gland Bolt:A193 B7, A276 304 12)Gland Flange:A105 , A182 F304 13)Gland Bolt Nut: A194-2H,A194-8 14)Handwheel: A197 15)Name Plate: Aluminum 16)Handlewheel Nut: A108-1020