OEM Hard Back Seat Cast Iron Wafer Type Butterfly Valve Factories, Exporter
Product Description
Our GGG25 cast iron wafer butterfly valve with hard back seat is a premium solution designed for a variety of industrial uses. It is designed to withstand demanding environments and offers excellent durability and reliable performance.
The valve is made of GGG25 cast iron, which is known for its excellent strength and corrosion resistance. Its rugged properties make it ideal for situations where resistance to chemicals, high pressures and extreme temperatures is critical.
The hard seat ensures a secure seal, effectively preventing leaks and enabling smooth, accurate flow control. The back seat adapts to the disc, ensuring consistent, reliable shutoff.
The wafer butterfly valve can be installed directly between pipe flanges without the need for additional brackets or supports. The disc opens and closes easily, helping to reduce energy consumption and extend the life of the valve.
Our GGG25 cast iron butterfly valves meet international standards and undergo thorough quality inspections, ensuring that each valve meets the highest quality requirements before leaving our production line.
| Size & Pressure Rating & Standard | |
| Size | DN40-DN1200 |
| Pressure Rating | PN10, PN16, CL150, JIS 5K, JIS 10K |
| Face to Face STD | API609, BS5155, DIN3202, ISO5752 |
| Connection STD | PN6, PN10, PN16, PN25, 150LB, JIS5K, 10K, 16K, GOST33259 |
| Upper Flange STD | ISO 5211 |
| Material | |
| Body | Cast Iron(GG25), Ductile Iron(GGG40/50) |
| Disc | DI+Ni, Carbon Steel(WCB A216), Stainless Steel(SS304/SS316/SS304L/SS316L) , Duplex Stainless Steel(2507/1.4529), Bronze, DI/WCB/SS coated with Epoxy Painting/Nylon/EPDM/NBR/PTFE/PFA |
| Stem/Shaft | SS416, SS431, SS304, SS316, Duplex Stainless Steel, Monel |
| Seat | NBR, EPDM/REPDM, PTFE/RPTFE, Viton, Neoprene, Hypalon, Silicon, PFA |
| Bushing | PTFE, Bronze |
| O Ring | NBR, EPDM, FKM |
| Actuator | Hand Lever, Gear Box, Electric Actuator, Pneumatic Actuator |
A: We’re a factory with 17 years production experience, OEM for some customers around the world.
A: 18 months for all our products.
A: Yes.
A: T/T, L/C.
A: By sea, by air mainly, we also accept express delivery.
