Gate valves serve to cut the medium flow in the piping system, widely used in the field of potable water, water supply and drainage, sewage disposal, irrigation, air conditioning, fire protection as well as chemical and energy industry.
◔ Material
Ductile Iron ASTM A536, 65-45-12
Body, bonnet, wedge, handwheel and operating nut are all produced in ductile iron material which provides guarantee for high strength and good corrosion resistance.
◔ Triple O-ring Stem Seals
The lower O-ring isolates the stem thrust collar bearing area from the waterway. The upper two O-rings can easily be replaced in the line while the valve is under pressure in the open position.
◔ Stainless Steel Stem, Brass Thrust Collar and Bronze Wedge Nut
This life-tested MEIDE design has repeatedly proven its superior strength and abrasive resistance.
◔ Fusion Bonded Epoxy Coating
Fusion bonded epoxy coating in accordance with ANSI/AWWA C550 for both interior and exterior surface which provides reliable corrosion resistance.
◔ Long Service Life with Resilient Seat Cycling Test 1,000 times
The Valve has been subjected to 1,000 cycles of operation at a maximum rate of 6 cycles of operation per minute from fully closed to fully open and from fully open to fully closed positions under cycled hydrostatic pressure.
• Connection Ends: Groove to ISO 6182
• Working Pressure: PN10/PN16
• Temperature Range: 0℃- 80℃
• Coating: Fusion Bonded Epoxy Coating in accordance with ANSI/AWWA C550 or painting upon request
Part No. | Part | Standard Specification | Options |
1 | Valve Body | EN-GJS-450-10 |
|
2 | Resilient Wedge Disc | EN-GJS-450-10+EPDM |
|
3 | O-Ring | NBR | EPDM |
4 | Stem | SS420 | SS304, SS316, Al-bronze |
5 | Nut | Carbon Steel Zinc Plated | SS304, SS316 |
6 | Bonnet | EN-GJS-450-10 |
|
7 | Stem Bushing | Brass Hpb59-1 |
|
8 | Gland | EN-GJS-450-10 |
|
9 | Flat Washer | Carbon Steel Zinc Plated | SS304, SS316 |
10 | Stud | Carbon Steel Zinc Plated | SS304, SS316 |
11 | Nut | Carbon Steel Zinc Plated | SS304, SS316 |
12 | Yoke | EN-GJS-450-10 |
|
13 | Stem Nut | Brass Hpb59-1 | Bronze ZQSn5-5-5 |
14 | Washer | Brass Hpb59-1 |
Note: For special material request other than standard specification, please indicate clearly on the inquiry or order list.
DN | Dimensions(mm) | |||||||
Inch | mm | L | H1(Close) | H2(Open) | OD | d | A | B |
2" | 50 | 178 | 257 | 307 | 60.3 | 57.15 | 15.88 | 7.92 |
2.5" | 65 | 190 | 305 | 370 | 73 | 69.09 | 15.88 | 7.92 |
2.5" | 65 | 190 | 305 | 370 | 76.1 | 72.26 | 15.88 | 7.92 |
3" | 80 | 203 | 350 | 430 | 88.9 | 84.94 | 15.88 | 7.92 |
4" | 100 | 229 | 422 | 522 | 114.3 | 110.08 | 15.88 | 9.52 |
5" | 125 | 254 | 516 | 640 | 139.7 | 135.48 | 15.88 | 9.52 |
5" | 125 | 254 | 516 | 640 | 141.3 | 137.03 | 15.88 | 9.52 |
6" | 150 | 267 | 563 | 713 | 165.1 | 160.90 | 15.88 | 9.52 |
6" | 150 | 267 | 563 | 713 | 168.3 | 163.96 | 15.88 | 9.52 |
8" | 200 | 292 | 675 | 875 | 219.1 | 214.40 | 19.05 | 11.13 |
DATA
Q.How to request a manufacturing quote from TMOK?
A.Simply call or sand us E-mail with your purchase request.Be sure to include all accessories in your request for quote.
Q.What are your quality control procedures? A.TMOK adheres to strict quality control procedures that begin with product design and carry through to the end of the
production process using state-of -the-art quality control equipment .As an added measure,all clients receive production
samples for approval.
Q.How are orders packed and shipped? A.For custom order,TMOK can design full-color custom packaging to match your brand ,if requires .Most shipments
include boxes packed inside an outer carton and placed on a wooden pallet.
Q.Are there any special requirements for OEM purchases? A.Yes.TMOK requires proof of trademark registration in order to print or emboss your trademark onto the product or
packaging.
Q.Do TMOK products come with a warranty? A.Yes.TMOK backs our products100%.That's why we offer 3-year product life guarantee ,and a generous1 year
warranty on al purchases that begins with the bill of lading
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