China Cast Iron Worm Gear Operated Butterfly Valve

Cast Iron Worm Gear Operated Butterfly Valves
1. Connection Form: Flange type, Lug type, Wafer type, Groove End type
2. Design Standard: API 609, BS EN 593, GB T12238, MSS SP-67
3. Face to Face Standard: API 609, BS 5155, ISO 5752
4. Flange Drilling: ANSI B 16.1, BS4504, DIN PN 10 / PN 16, JIS 5K, 10K, 16K
5. End Flange: DIN PN10/16/25, ANSI B16.1, BS4504, ISO PN10/16, JIS B2212/2213, BS 5155
6. Top Flange: ISO5211
7. Test: API 598, ISO9001, ASTM, ANSI, DIN, BS, JIS
8. Coating: Epoxy powder coating, or coating as customers' requirement
9. Certificate: ISO9001:2000, ISO2531, EN545, QS-9000 SGS, EN598, BS4772, DIN3352
The main characteristics:
1 Small in size and light in weight...Easy installation and maintenance. It can be mounted wherever needed.
2. Simple and compact construction, quick 90 degree on-off operation.
3. Minimized operating torque, energy saving.
4. Flow cure tending to straight line. Excellent regulation performance.
5. Long service life. Standing the test of tens of thousands opening/closing operations.
6. Bubbles-tight sealing with no leakage under the pressure test.
7. Wide selections of materials, applicable for various medium
8. Stem and disc are connected by means of pinless structure with more reliable performance.
9. Disc seat and body of non backed slim-disc butterfly valve are connected by frameless structure to overcome leakage on the connecting position of flange sealing surface.
Application:
1. These products are mainly used for pipeline flow, pressure and temperature control of various industrial automation productiong, for example: Electricity, petrifaction, metallurgy, environmental protection, energy management, fir-fighting systems.
2. Simultaneously they have good fluid control properties, and can operate simply.
3. They are not only widely used in general industries as petroleum, coal gas, chemical engineering, water treatment, but also used in the cooling water system of thermal power plant.
Packaging Detail: Inner packing: Individual polybag for each valve Outer packing: Plywood box~veneer case, standard size is 1150*950*550mm/1150*950*600mm We can also make the case according to consumer's requirement or the real size of valves.

Detailed Description:Serieswafer typebutterfly valveSize:DN40-DN2200End flange:ANSI B 16.1, ASTM B 16.47, EN 1092, AS 2129, ISO PN10/16, JIS B2212/2213, BS 10 Table D, BS 10 Table EFace to face:ANSI B 16.10Top flange:ISO 5211 GBNominal pressure:DN40-DN600(1.5" -24" ) PN1.0/1.6MPa(150/200PSI) DN700-DN1200(28" -48" ) PN1.0MPa(150PSI)Body:Cast Iron/Ductile Iron/WCB/Carbon steel/AL-Bronze/CF8, SS304/CF8M, SS316Disc:Ductile Iron/Ni-plated ductile iron/Nylon-plated ductile iron/AL-Bronze/Rubber lined Disc/1.2501/1.4529/CF8/CF8M/Hastelloy Alloy/MonelStem:SS416/SS304/SS316/SS431/17-4PH/MonelSeat:NBR/Hypalon/EPDM/Neoprene/NR/Wear-Resistant EPDM/Viton/Silicon/Heat-Resistant EPDM/White EPDM/EPDM/PTFESuitable temperature:Normal Temperature -45 ~150Medium:Flesh water, sewage, sea water, air, vapor, food, medicine, oils, alkalis, salt etc.

FAQ
Samples:
1.We can make the samples according to customer's samples or desings
2.For new design samples the buer have to pay for relative model fee(when your order reach a certain amount,we will return back the model fee to you)
Payment terms
1.T/T 30% as deposit before production,the blance before shipment
2.L/C at sight(for large quantity order)
3.100% T/T in advance