Working Temperature: Medium Temperature (120°C<T<450°C)
Material of Seal Surface: Metal Hard Sealed
Valve Body: Casting
Application: Industrial Usage, Water Industrial Usage, Household Usage
Sizes: Dn400
Operation: Pneumatic
Media: Water, Oil, Gas etc.
Standards: API 609, ASME B16.34
Face to Face: ASME B16.10, API 609
Certificates: API6d,Ce1521,ISO9001,Cu-Tr010/032,API607,API6fa
End Flanges: ASME B16.5/ASME B16.47
Inspection and Test: API598, API6d;100% Quantity Tested Before Delivery
Warranty Time: 18 Months After Shipments/12 Months After Install
Delivery Detail: 15 - 30 Days, Depends on The Order Quantity
Trademark: Didtek
Transport Package: Plywood Case
Origin: China
HS Code: 8481804090
Didtek Stainless Steel 304 Pneumatic Triple Offset Butterfly Valve
Application & Function:
Didtek Tripple Offset  Butterfly Valve is used to prevent galling and scratches between the metal seat and the metal disc due to it's unique design. The only time where the seal comes into contact with the seat is at the point of complete closure. Triple offset valves are generally used in applications which require bi-directional tight shut-off oil and gas,LNG/NPG terminal and tanks,chemical factories,and shipbuilding. They are also used for dirty/heavy oil to prevent extrusion.
Technical Specification
Brand: DIDTEK
Size Range: DN400
Pressure Rating: Class150
Material: A351 CF8
Temperature Range: -29°C~200°C
Applicable Standards:
Design: API 609,ASME B16.34
Face to face: ASME B16.10/API 609
End Flanges: ASME B16.5/ASME B16.47
Butt welded ends: ASME B16.25
Inspection and test: API 598
Other Information:
Valve Test: 100% quality tested before delivery
Valve Guarantee: 18 months after shipments or 12 months after installed
Valve Delivery: 15 - 30 days
Valve Sample: Sample Available by Didtek Valve
Valve Color: Customer request
Valve Packing: Plywood Case for Triple offset Butterfly Valve
MOQ: 1 Set
Valve Certificate: API 6D,CE1521,PED Model H 2014/68/EU,ISO9001:2008,ISO14001,CU-TR 010/032Â ,EAC
Place of Origin: Zhejiang, China (Mainland)Â
Delivery Detail: Shipped in 15-30 days after payment
Port: Shanghai Or Ningbo
Payment Terms: L/C,D/A,D/P,T/T, Western Union
| Parts name | Part Name | Carbon Steel to ASTM |
Alloy Steel to ASTM | Stainless Steel to ASTM | |||
| 1 | Body | A216 WCB+13Cr | A352 LCB+304 | A217 WC1+STL | A217 WC6+STL | A351 CF8 | A351 CF8M |
| 2 | Stem | A276 420 | A276 420 | A276 420 | A276 420 | A182 F304 | A182 F316 |
| 3 | Pin | A276 420 | A276 420 | A276 420 | A276 420 | A182 F304 | A182 F316 |
| 4 | Disc | A216 WCB | A352 LCB | A217 WC1 | A217 WC6 | A351 CF8 | A351 CF8M |
| 5 | Multi-layer sealring | SS304+Graphite/SS316+Graphite/PTFE | |||||
| 6 | Seat Protection ring | AISI 1025 | A352 LCB | F11/F22 | A182 F304 | A182 F316 | |
| 7 | Hex.Socket Screw | A193 B7 | A320 L7 | A193 B16 | A193 B16 | A193 B8 | A193 B8 |
| 8 | Bolts | A193 B7 | A320 L7 | A193 B16 | A193 B16 | A193 B8 | A193 B8 |
| 9 | Bottom Cap | ASTM A105 | A182 F11/F22 | A182 F304 | A182 F316 | ||
| 10 | Gasket | SS304+Graphite/SS316+Graphite/PTFE | |||||
| 11 | Split collar | A276 420 | A276 420 | A276 420 | A276 420 | A182 F304 | A182 F316 |
| 12 | Lining | A182 F304 | A182 F304 | A182 F316 | |||
| 13 | Packing | Braided graphite,or Die-formed graphite ring or PTFE | |||||
| 14 | Packing Gland | A216 WCB | A352 LCB | A217 WC1 | A217 WC6 | A351 CF8 | A351 CF8M |
| 15 | Bolts | A193 B7 | A320 L7 | A193 B16 | A193 B16 | A193 B8 | A193 B8M |
| 16 | Nuts | A194 2H | A194 4 | A194 4 | A194 4 | A194 8 | A194 8M |
| 17 | Bolts | A193 B7 | A320 L7 | A193 B16 | A193 B16 | A193 B8 | A193 B8M |
| 18 | Nuts | A194 2H | A194 4 | A194 4 | A194 4 | A194 8 | A194 8M |
| 19 | Yoke | A216 WCB | A216 WCB | A216 WCB | A216 WCB | A216 WCB | A216 WCB |
| 150LB | ||||||||||||
| Valve Size | 2" | 3" | 4" | 5" | 6" | 8" | 10" | 12" | 14" | 16" | 18" | |
| 50mm | 80mm | 100mm | 125mm | 150mm | 200mm | 250mm | 300mm | 350mm | 400mm | 450mm | ||
| Face to Face | L1:RF | 108 | 114 | 127 | 140 | 140 | 152 | 165 | 178 | 190 | 216 | 222 |
| Valve Bore(DN) | 50 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | |
| Valve Height(H) | 310 | 340 | 400 | 480 | 530 | 620 | 680 | 800 | 880 | 950 | 1000 | |
| Valve Height(H1) | 210 | 230 | 265 | 325 | 345 | 395 | 425 | 495 | 555 | 590 | 630 | |
| Lever Diameter(W) | 203 | 203 | 203 | 250 | 305 | 460 | 460 | 610 | 350 | 457 | 610 | |
| Weight(Kg) | worm gear | 11 | 15.4 | 23 | 29 | 33 | 50 | 73 | 108 | 143 | 186 | 234 |
Remark: More details from 300LB to 2500LB data please check our catalogs.
FAQ:
1. Are you manufacturer or trading company?
Of course we are manufacturer, Didtek established since 1985 and professional production of industrial valves over 30 years.
2. What is your main products?
Our main products are Ball valve, Butterfly valve, Gate valve, Globe valve, Check, Strainer, other valve, and made by casting or forged material.
3. Is samples available?
Yes, sample order is available for quality check and market test. But it is not free.
4. Do you have any products in stock?
Depends on your request, we have standard models in stock. Some special products and big order will be newly casting according to your order.
5. How do you guarantee the quality of products?
Quality is priority, we always attach the importance to quality control from the beginning to the end of the production.Every product will be fully assembled and carefully tested before painting, packing and shipping.
6. Do you have attended the exhibitions at other countries?
Yes, we attend the Valve Word in Dusseldorf Germany 2 year per time since 2010, and we also attend the PCVexpo in Russia.
7. What advantages do Didtek have compared to other factories?
(1) We can give the quotation within 12 hours and give the technical drawing within 24 hours.
(2) We will take full responsibility for the quality problems of our products.
(3) We have a warehouse in Germany with some stock.
(4) We have agent in Germany, England, Spain and Costa Rica, and our quality is recognized by our customers.
(5) We have a full inspection reports after the products finish production, including the 3.1 Certificate, Dimensions checking, Pressure testing and order information.
(6) We can supply the full rang of the accessories.
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