- Overview
- Product Description
- Product Parameters
- Company Profile
- Payment term
- Packaging & Shipping
- After Sales Service
- Certifications
- FAQ
Basic Info.
Product Description
Z11H internally threaded forged steel gate valve and Z61H welded forged steel gate valve have three types of valve cover designs. The first is a bolt-type valve cover. For valves designed according to this design, the valve body and the valve cover are connected with bolts and nuts, and are sealed with a wound gasket (316 flexible graphite). Metal can also be used when customers have special requirements. ring connection; the second design form is a welded valve cover. For valves with this design, the valve body and the valve cover are threaded and fully welded and sealed; the third design is a pressure self-tightening valve cover. The valve body and valve cover are threaded, and the internal pressure self-sealing ring seals the valve.
Product Specification
6. Standard offer: GB/ANSI/API/JIS/DIN
Main Parts Material:
| Body | A105, LF2, F5, F11, F22, F304(L), F316(L), F321, F347, F51, F55, INCONEL, MONEL, HASTELLOY C, etc |
| Bonnet | A105, LF2, F5, F11, F22, F304(L), F316(L), F321, F347, F51, F55, INCONEL, MONEL, HASTELLOY C, etc |
| Disc | A276 410/420/430, A276 or A182 F304/F304L/F316/F316L |
| Stem | A182 F6/F6A, A276 410/420, A276 or A182 F304/F304L/F316/F316L |
| Seat Ring | A276 410/420, A276 or A182 F304/F304L/F316/F316L |
| Gasket | SS304+Graphite, SS316 Corrugated+Graphite, SS316 PTFE+Graphite |
| Bonnet Bolt | A193 B7, A193 B7M, A320 L7, A320 L7M, A193 B16, A193 B8, A193 B8M, etc |
| Stem Packing | Flexible Graphite, PTFE |
Technical Drawing: 
Product options:
3. bolt-type valve cover/welded valve cover./pressure self-tightening valve cover.
4. Connection: Weld/Thread/Flange
Payment: T/T, Crypto, L/C Western Union, PayPal, etc.
30% prepayment, 70% balance paid before shipping or against a copy of B
Package: Carton or Plywood case.(Depends on the qty)
Shipping: By Sea/ Air / Road
Inspection: Before leaving the factory, the product will be fully tested.
Warranty: One year after leaving the factory.
1. Are you a factory or trading company?
we are the valve manufacturer in China, based in Wenzhou, and we have exported the valve for more than 5 years.
2. Can you customize the products?
Yes, we have a professional R&D team, and we supply customized products to customer
3. Do you have a minimum quantity of the products?
It depends on the different sizes, Normally is 20 pcs.
4. Can you print our Logo on the valves?
Yes, we have done a lot of cases of OEM for customers!
5. What is your lead time?
It's around 30 days normally. If we have the products in stock, it will be about 15 days.
6. How can I check your factory situation while it's difficult for me to come to China?
we can have a Facetime for you to see, and we do have the picture or the video.
7. How can you guarantee the quality of products?
First of all, we have the numerical control device to manufacture products accurately. Then our quality inspectors will test products one by one to make sure every valve or fitting we sell is qualified.
8. Is a free sample available before placing an order?
yes, but the shipping freight will be charged by the customers!
9. Q: Our standard export packing?
For small orders: plastic package each pc to the carton and then into weaving bag.
Large order: plastic package into cartons, then cartons into plywood case