| Media: | Water |
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| Certification: | ISO, CE |
| Temperature: | Ordinary Temperature |
| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier Established in 2012, Hangzhou Henggong Technology Co., Ltd is located in Dongou Industrial Area in Oubei Town of Yongjia County, the cradleland of "China Pump and Valve", which enjoys favorable geographical location and convenient transportation. Presently, our company is covering an area of 3000 square meters, and owns 10 senior engineers, 20 technicians and more than 150 staff. The company has strong technical capabilities and high-quality personnel teams.
Our company owns advanced manufacturing technologies, testing equipments. Moreover, our products have passed the ISO9001 Quality System Certification and Pressure Equipment Direction EC Certification. From design to delivery, in each procedure, products are controlled strictly in accordance with ISO9001(CQC) and the quality of products produced by our company is all insured by People's Insurance Company of China.
Product Description
safety valve
Pressure Protection Device for the equipment and pipeline of the steam, ect. The working temperature with Carbon Material Type are less than 425ºC and with WC6 Material type are less than 500ºC and WC9 Material Type are less than 550ºC.
GAA48SB High Temperature and High Pressure Safety Valve Material
| NO | Parts | Cast Steell Material | WC6 Material | WC9 Material |
| 1 | Body | WCB | ZG1Cr5Mo | ZG15Cr1MoV |
| 2 | Seat | 2Cr13 | 1Cr18Ni9Ti | 12Cr1MoVA |
| 3 | Adjusting Ring | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
| 4 | Disc | 2Cr13 | 17-4PH | 17-4PH |
| 5 | Guiding Sleeve | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni9Ti |
| 6 | Heat Radiator | ZG230-450 | ZG230-450 | ZG230-450 |
| 7 | Bonnet | ZG230-450 | ZG230-450 | ZG230-450 |
| 8 | Spring | 50CrVA | 50CrVA | 50CrVA |
Q: Are you a manufacturer or a distributor?
A: We are a valve manufacturer with 25 years of experience in valve development, design, production and sales. Won the top ten valve manufacturers in China.
Q:Is it a finished product or can be customized?
A:We customize the professional valves you need according to your technical requirements, drawings, parameters, etc.
Q:What is your price term
A:Ex-factory ,FOB
Q:what is the minimum order quantity
A:Small diameter valves is 10pcs/model,large diameter valves is 1pcs/model, if you have special requirements, please communicate with us.
Q:What is the term of payment?
A:T/T or L/C Also,we accept the order to be placed via Made-in-china
Suppliers with verified business licenses
Audited Supplier 
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