China Suppliers Factory DN1400 Ductile Iron Double Offset Butterfly Valve with Worm Gear Flange
| Model NO. | D942X |
| Driving Mode | Electric |
| Structure | Double-Eccentric Sealing |
| Valve Stem | Normal |
| Working Temperature | Normal Temperature (-40°C<T<120°C) |
| Valve Body | Casting |
| Application | Industrial Usage, Water Industrial Usage, Household Usage |
| Factory History | 65 Production History |
| Size | DN600 |
| Design | En593 |
| Face to Face | En558 13 Series |
| Materials | Ductile Iron |
| Warranty | 18 Months |
| Media | Water |
| Connection Form | Flange |
| Seal Form | Auto Sealed |
| Work Pressure | Low Pressure (Pn<1.6mpa) |
| Material of Seal Surface | Soft Sealed |
| Standard | API609/DIN3354/BS5155/En593 |
| OEM&ODM | Customer Request |
| Operation | Electric actuator |
| Pressure | Pn16 |
| Flange Drilling | En1092 Pn16 |
| Coating | Epoxy |
| Certification | ISO/CE/BV |
| Transport Package | Export Plywood Box |
Body: Ductile Iron: ASTM A536 /GGG40
Disc: ASTM A536/ GGG40
Stem: Stainless Steel: ASTM A182 304/316/431/ Duplex Stainless Steel
- Installation without restriction in direction of flow.
- Reduced weight and overall dimensions.
- Low pressure loss and reduced energy costs.
- High Kv / Cv values.
- Easy to clean and disinfect for potable water systems etc.
- Self cleaning ( no residue will be trapped ).
- Good resistance to corrosion.
- Manual, electric actuator, pneumatic actuator, hydraulic actuator, bare shaft is optional.
- Water, drinking water, portable water, Oil, sea water, gas are all available working service.
| No | Item | Standard |
|---|---|---|
| 1 | Design and manufacturing Standard | API609/EN593/BS5155/DIN3354 |
| 2 | Pressure-Temperature Rating | PN6,PN10,PN16, Class125, Class150 |
| 3 | Structure length(Face-Face) | ASME B16.10,EN558,DIN3202,ISO5752 |
| 4 | Flange Ends | ASME B16.1 /ASME B16.47,AWWA C207,EN1092/BS4504 |
| 5 | Inspection&Test | API598, EN12266-1 |
| 6 | Connection | Flange type |
| 7 | Fluid medium | Water, Oil, Gas and various corrosive media, drinking water, portable water, sea water |
| 8 | Operation option | Worm Gear, electric and pneumatic control device. |
| 9 | Applicable size | DN100 ~ DN3600 |
| 10 | Using temperature | -10ºC ~ 150ºC |
| 11 | Normal Pressure(Mpa) | PN1.0 ~ 2.5MPa(Class150,Class300) |
| 12 | Connection standard | ANSI·DIN·API·ISO·BS |
| 13 | Warranty | 18 months |
| No | Part | Material |
|---|---|---|
| 1 | Body | DI(A536 65-45-12),GGG40,GGG50 |
| 2 | Disc | DI(A536 65-45-12),GGG40,GGG50/Aluminum bronze, duplex stainless steel |
| 3 | Up/ Down Shaft | Stainless Steel(304,416, 420,431) duplex stainless steel |
| 4 | Disc Sealing Ring | EPDM, NBR |
| 5 | Body Sealing Ring | EPDM, NBR |
| 6 | Taper pin | Stainless Steel(304,416,420,431) |
| 7 | Up/ Down Shaft sealing Ring | NBR |
| 8 | Up/Down Bushing | DF-1 |
| 9 | Disc Sealing Steel Ring | SS316 |
| 10 | Key | Steel |
| 11 | Packing | NBR |
| 12 | Yoke | DI(A536 65-45-12) |
From butterfly valves and eccentric semi-ball valves to regulating valves and diamond regulators, TWT® has delivered exceptional performance in various industries, including water diversion, urban water supply and drainage, seawater desalination, metallurgy, heating, medicine, papermaking, chemical, petroleum, construction, electric power, and shipbuilding. Our valves have been trusted by major domestic and international projects such as the Shenzhen East Water Diversion Project, the South-to-North Water Diversion Project, the Left Bank Power Station of the Three Gorges of the Yangtze River, and Shanghai Qingcaosha.
Our company’s ultimate goal is to produce the best quality valve with high performance cost ratio. Moreover, we have built a strict quality control system to avoid leaking problem with our C-NAS laboratory and water-pressure test before final delivery of the products.
TWT has all kinds of professional and technical personnel 150 people, in the product development and design process, using CAD, Solid Edge, SolidWorks, Cosmos aided design, modern and advanced analysis software. The use of three-dimensional modeling, finite element analysis, the computer dynamic simulation and other advanced means to effectively guarantee the reliability optimization of product design and product.









