Prodcuts
01
DN900 PN16 DI double eccentric butterfly valve with worm gear
Basic information
| Model NO. | D342X | Media | Water |
| Driving Mode | Manual | Connection Form | Flange |
| Structure | Double-Eccentric Sealing | Seal Form | Auto Sealed |
| Valve Stem | Normal | Work Pressure | Low Pressure (Pn<1.6mpa) |
| Working Temperature | Normal Temperature (-40°C<T<120°C) | Material of Seal Surface | Soft Sealed |
| Valve Body | Casting | Standard | API609/DIN3354/BS5155/En593 |
| Application | Industrial Usage, Water Industrial Usage, Household Usage | OEM&ODM | Customer Request |
| Factory History | 65 Production History | Operation | Worm gear |
| Size | DN900 | Pressure | Pn16 |
| Design | En593 | Flange Drilling | En1092 Pn16 |
| Face to Face | En558 13 Series | Coating | Epoxy |
| Materials | Ductile Iron | Certification | ISO/CE/BV |
| Warranty | 18 Monthes | Transport Package | Export Plywood Box |
Product Description
● Nominal Diameter: DN150-DN3600
● Nominal Pressure: 10Bar/16Bar/Class 150
● Design Standard: API609/EN593/BS5155/DIN3354
● Face to face: ASME B16.10,EN558,DIN3202,ISO5752
● Flange Connection: ASME B16.1 /ASME B16.47,AWWA C207,EN1092/BS4504
● Inspection and Test: EN12266-1/API 598/ISO5208
● Top flange: ISO5211
Material list:
1.Body: Ductile Iron: ASTM A536 /GGG40
2. Disc: ASTM A536/ GGG4
3. Stem: Stainless Steel: ASTM A182 304/316/431/ Duplex Stainless Steel
Other description
● 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.
● Manul , electric actuator , pneumatic actuator , hydraulic actuator , bare shaft is optional.
● Wate , drinking water , portable water , Oil , sea water , gas are all available working service.
● Size is from DN150-DN3600.
Technical specification
| 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/BS4504ASME 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 monthes |
Main Material
| No | Part | Material | 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) |
Company profile
Introducing Tianjin Tanggu TWT Valve Co., Ltd. (TWT®), a renowned pioneer in valve technology, established in 1956 in the heart of Tianjin Binhai District, China's renowned valve production hub. Leveraging modern design principles, cutting-edge manufacturing technologies, and a state-of-the-art testing facility, TWT® specializes in the development and manufacture of valves across 1000 diverse categories.
Certification
Our Advantages
● More than 60 years of valve production experience with advanced processing equipment large testing laboratories and sufficient raw material reserves.
FAQ
Q1: Is this a factory?
A: Yes, we are a valve manufacturer with over 60 years of experience in valve production since 1956.
Q2: Can I have a customized product?
A: Yes, we can accommodate your customized requirements for standard, size, color, packing, nameplate, mark, etc.
Q3: Do you provide samples?
A: Yes, we can provide samples, and there is no charge for freight.
Q4: What are your payment terms?
A: Our payment terms are 30% in advance and 70% balance before shipment.
Q5: Do you have testing equipment?
A: Yes, we have pressure testing equipment, large-scale laboratories, and non-destructive testing equipment.
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