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 DIN Spring Loaded Lift Check Valve Non-Return Valve
Application & Function: Didtek Cast steel swing check valve is used to prevent back flow in the line .Flow is in a straight line through the valve resulting in minimal pressure drop . The disc swings into the open position as the media flows through the line .Back pressure in the line holds the disc in the closed position . Didtek Cast steel swing check valves may be installed in horizontal or vertical lines ,but must be installed in proper relation to the media flow as indicated by the flow direction arrow marked on the body .Â
Technical Specification Brand: DIDTEK Size Range:DN125 Pressure Rating: PN16 Material: GS-C25 Temperature Range: -29°C~350°C Applicable Standards: Design: BS1868 Face to face: ASME B16.10 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 Swing Check 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
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Parts name
Part Name
Carbon Steel to DIN
Stainless Steel to DIN
1
Body
GS-C25/1.0619/GP240GH
1.4308
1.4408
2
Disc
GS-C25/1.0619/GP240GH+13Cr
A351 CF8
A351 CF8M
3
Disc Nuts
C22.8
F304
F304
4
Washer
Carbon Steel
Stainless Steel
5
Arm
GS-C25/1.0619/GP240GH
1.4308
1.4408
6
Arm Pin
X20Cr13
F304
F316
7
Bolts
A193 B7
A193 B8
A193 B8M
8
Nuts
A194 2H
A194 8
A194 8M
9
Gasket
SS304+Graphite/PTFE
10
Cover
GS-C25/1.0619/GP240GH
1.4308
1.4408
11
Eyebolt
Carbon Steel
Stainless Steel
12
Plug
A193 B7
A193 B8
A193 B8
Main Outline Dimensions
PN16
Valve Size
DN40
DN50
DN65
DN80
DN100
DN125
DN150
DN200
DN250
Face to Face
L1:RF
180
200
240
260
300
350
400
500
600
L3:BW
180
200
240
260
300
350
400
500
600
Valve Height(H)
129
147
161
178
190
265
285
345
394
Weight(Kg)
13
16
23
31
40
53
80
116
216
Remark: More details from PN25 to PN40 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.
