Basic information
Model NO. | D737H | Media | Water |
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Driving Mode | Worm Gear | Connection Form | Wafer |
Structure | Three-Eccentric Sealing | Work Pressure | PN16 |
Working Temperature | Medium Temperature (120°C<T<450°C) | Material of Seal Surface | Metal Hard Sealed |
Valve Body | SS304 | Standard | ANSI ASME B16.5, API609, API598 |
Application | Industrial Usage, Water Industrial Usage, Household Usage | Warranty | |
Transport Package | Export plywood box | Specification | DN50-DN3000 |
Product Description
Triple Eccentric Metal Seated Flange Butterfly Valve
· Sealing form more reliable
· The use of lifetime longer(Three eccentric structure, the three compensation)
· Closer connection
· Lower force of friction
· Lower flow resistance
· Batter anti-corrosion craft
Main Material
No | Part | Material | No | Part | Material |
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1 | Body | ASTM A216 WCB/Stainless steel | 11 | Split Lock Washer | ASTM A582 303 |
2 | Disc | ASTM A351 CF8M | 12 | End Cap | ASTM A351 CF8M |
3 | Staft | ASTM A276 316 | 13 | Pin | ASTM A276 316 |
4 | Seat | F-4 | 14 | Thrust Washer | ASTM A351 CF8M |
5 | Bushing | F4,RPTFE F4 | 15 | Inner Gland Ring | ASTM A276 316 |
6 | O-Ring | Viton | 16 | Washer | ASTM A582 303 |
7 | Packing | F-4 | 17 | Spring | INCONEL ×750 |
8 | Seat Retainer | ASTM A351 CF8M | 18 | Out Gland Cap | ASTM A351 CF8M |
9 | Yoke | ASTM A216 WCB | 19 | Adjusting pad | 2Cr13 |
10 | Split Lock Washer | 65Mn | 20 | Operate | Gear,Electric Actuator |
Technical Data
Nominal Diameter DN | 50(2″)-3000(120″) | 50(2″)-3000(120″) | 50(2″)-3000(120″) | mm |
---|
Nominal Pressure PN | Class 150 | Class 300 | Class 600 | Mpa |
Test Pressure | Shell | 2.93 | 7.58 | 15.00 | Mpa |
Sealing | 2.07 | 5.52 | 11.03 | Mpa |
Working Temperature | -46-550 | ºC |
Design Standard | API609 |
Face to Face | API609, ISO5752, ASME B16.10 |
Flange End | ASME B16.5/16.47 |
Inspection&Test | API598 |
Suitable Medium | Water, Sewage, Sea Water, Air, Oil etc. |
Company Profile

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.Whether it is a factory?
A:yes we are valve manufacture since 1956 have more than 60 years valve production experience
Q2.Can i have any own customized product?
A:yes you are customized requirements for standard,size,colour,packing,nameplate,mark,etc
Q3.Do you provide samples?
A:yes we can provide the samples but do not pay the charge of freight
Q4.What’s your terms of payment?
A:30% in advance 70% balance before shipment
Q5.Is there any testing equipment
A:Yes, we have pressure testing equipment, and large-scale laboratories and non-destructive testing equipment