Non-rising stem knife gate valve
| 1. Rubber sealing wedge to ensure drop tight sealing |
| 2. Flat bottom seat, no dirt accumulation, making the seal more reliable |
| 3. Rubber bonnet gaskets protect and extend the life of bonnet bolts |
| 4. FBE coating inside and outside Min 250μm |
| 5. Full bore design , low head loss and low torque |
| 6. Stainless steel stem with high strength and corrosion resistance |
Notice:We are a factory with 16 years of experience, we believe that we have absolute advantages in price and quality
| Standards & Specifications |
| Design |
EN 1074 part 1 & 2 |
| Face to Face |
EN 558 Table 2 Basic Series 3 |
| Flange drilling |
EN1092-2 (ISO 7005-2), PN 16 |
| Inspection & Testing |
EN 1074/ EN 12266/ WRAS |
| Working Pressure |
PN10 PN16 125LB 150LB |
| Working Temperature |
NBR(0~70ºC) |
| EPDM(0~120ºC) |
| PTFE(-20~120ºC) |
| Operating mode |
Hand wheel, Extension spindle, Gear box, Pneumatic, Electric, Hydraulic actuators |
| Applicable medium |
Water, oils, Chemicals, Foodstuff, Medicament, Gas etc. |
| Application field |
Water supply and drainage, Water conservancy projects, Building project, Food and beverage, Chemical industry, Petroleum industry, Dry powder and Gas plants etc . |
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| Size & Material |
| Size Range |
DN50-1000 |
| Flange connection size |
JIS |
5K/ 10K |
| DIN |
PN10/ PN16 |
| ANSI |
125LB/ 150LB |
| Main material |
Body |
Cast iron, Ductile iron(GGG-50) |
| bonnet bolt |
Carbon Steel, Alloy Steel |
| Gate |
Ductile iron, Stainless steel+EPDM or NBR |
| Bonnet |
Cast iron, Ductile iron(GGG-50) |
| O-ring seals |
NBR,EPDM |
| Thrust bearings |
Bronze |
| Wedge |
Ductile Iron(GGG-50) |
| Seal |
NBR,EPDM |
| Stem |
Stainless steel |
| Gland |
Ductile Iron(GGG-50), cast steel |
| Dust Cover |
PTFE |
| Coating |
Epoxy |
| Gate Valve drawings & Dimensions |
| Tianjin zhonghui Valve Industry Co.,Ltd is an integrity valve manufacturer, which has its own foundry, matching shop, and assembly line. As a result, we can control the overall quality by ourselves and guarantee delivery time. Our main products are gate valve, butterfly valve, check valve and control valve. Also, we can provide valve parts, including valve body, disc, seat, stem and spare parts. Our butterfly valve satisfies to the international standard like GB, ANSI/API, DIN as well as client's special specifications. The butterfly valves have met with warm reception based on excellent quality, good shipment and timely delivery time all over the world. We have been exported to Korea, Japan, Singapore, France and so on. We await your consultation and visit. |
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FAQ
1.Can I have a sample order for valve?
A: Definitely Yes.We welcome sample order to test and check quality. Mixed samples are acceptable.
2. Can you OEM or ODM?
A:Yes, we have a great research & development team. The products can be made according to your request.Please send us high resolutionimages,your logo and other materials needed . We will send you finished files for confirmation.
3. Can you provide the relevant documentation and certificate?
A:Yes, we can provide you with the documentation and certificate you need ,IS09001:2000 international quality system certification,(CE)certification of the European Community, Det Norske Veritas (DNV) factory certification, Lloyd's Register (LR) factory certification, China Classification Society (CCS) quality system certification and the FM and UL certification of the US, Bureau Veritas(BV) ,American Bureau of Shipping(ABS) etc.Of course we can also provide you the test Report; Certificate of Material Analysis; Certificate of Origin; and other export documents which required.
4.How to proceed an order for valve?
A: Step1 let me know your requirements or application. Step 2 We quote according to your requirements or our suggestions. Step 3 Customer confirms the samples and places deposit for formal order. Step 4 We arrange the prodution.
5.What is your terms of delivery?
A: We accepte EXW,FOB,CIF,etc. You can choose the one which is the most convenient for you.
6.What's the package and how do you ship the goods?
A: Usually is wood pallet as your requst. We usually ship by sea.Airline shipping is also optional.
7. How to deal with after sales?
A: warranty time : 12 months from the shipment ; and we will be responsible for all the quality problems. Quality control : High quality mold./Raw materials control/Production process quality control/Final inspection/Water testing (no leaking).
8. What is the average lead time?
A:For samples, the delivery time is about 2-5 days. For mass production, the lead time is about 15-50 days after receiving the deposit payment. we can provide production schedule and related photos every two weeks. The lead times become effective when (1) we have received your deposit, and (2) we have your final approval for your products.If our lead times do not work with your deadline, please go over your requirements with your sale. In all cases we will try to accommodate our production plan to your needs.
9. Why choose us?
A:We are a verified supplier and creditable company on Made-in-China, Genuine produces with excellent quality and competitive price, we are focusing on the long term relationship with customers, Genuine produces with excellent quality and competitive price. After-Services will be highly-satisfing.
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