Our website: hongwang2020.en.made-in-china.com

HongWang produces various models of elbows, 45D elbow, 90D elboow, 180D elbow, etc. 

For standards, we have DIN, 3A, SMS, JIS, BSW, etc


Size: 1/2"-48" (DN15-DN1200)
Grade: AISI304, AISI316L 
Standard: 3A, SMS, DIN, etc
Connections: welded, clamp, male threaded, female threaded, flanged, union connection

Application: Water, gas, oil, food processing or industrial processing.


Fetures
Temparature range: -20°C~232°C~350°C
Suitable medium: Water, oil, gas and some corrosive liquid
Investment casting body
Material: 201, SS304, SS316L


ISO 9001, FDA, SGS, CE, TS approved

We have 10 years exporting experience and our customers are from various of countries in the world. 
We consider our customers as our friends and families!

We also produce gate valves, globe valves, filters, check valves, angle seat valves, pipe fittings, clamps, sight glass, precision castings and other products...

We are devoted in developing newer and better products and persistently meet our customers' satisfaction.

Your success is our business!

      Zhejiang HongWang Valve & Fittings Co., Ltd. is a high-tech valve enterprise maily producing piece ball valves, flanged ball valves, three-way ball valves, gate valves, globe valves, filters, check valves, pneumatic electric valves, pneumatic angle seat valves, precision casting, fittings and other products. The products can be manufactured according to GB, API, ANSI and BS standards according to different requirements. The materials are carbon steel, stainless steel, low temperature steel, alloy steel, high temperature resistant, ultra high temperature special steel, etc; transmission methods can be selected manually, worm gear transmission, pneumatic, hydraulic, electric, etc.
    We always takes high quality and honesty as the main line, and adhere to our business philosophy of "honesty, customer first". We will continue to apply new technologies, processes and materials, and actively develop new varieties to provide high-quality valve products and better future servise. 


 




 




 





 





FAQ 
1. Could you produce customized product? 
     Yes, we could do various customized valves conform to require drawing or sample. 

2. How to ensure the valve quality? ? 
     A. Firstly, we inspect the casting when get it one by one and will abandon it if defect castings. Such as blowholes&pinholes is defects castings. 

     B. We will inspect and check about valve dimension after machining. Allowable error to standard is 1.5mm for longth(above DN50 valves)

     C. All items must be inspected by hydraulic test after assemble. And more important ensure that valves are inspected by operator in according with hydraulic test                     criteria including pressure&time. 

     D. Coat oil for anti-rust inside of the valve body and paint checking. 

3. How is your valve warranty period? 
    Usually, the warranty period for valves is 14 monthes, however, we will solve or replace new valves once find fault items to our old stock customers no matter how long. 
.