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About Us

Company Profile

Zhejiang Guangwo Valve Co., Ltd. founded in 2016 and located Wenzhou, China, covers an area of 40,00 Square meters , more than 70 staffs and over100 sets of facilities.
Guangwo main products include gate valves, globe valves, check valves and Strainers made in carbon steel, alloy steel and stainless steel. Valves are manufactured according to ANSI, API, DIN, GOST and GB standards. In addition, Guangwo valves have been marketed throughout the world and lend themselves well to a wide variety of applications, such as gas, petroleum, oil refining, chemical industries, ships, power generation and transmission pipeline industries.

Square meters
sets facilities

Product Specifications


The key specifications of the valves are as follows:

Pressure range: Class 150 – Class 2500, PN6 - PN420.
Size range: NPS 1/2 - 48 Inches.
Operation types: manual, gearbox, chain wheel, pneumatic, electric, etc.
Connection Ends: flanged, BW, SW, NPT, wafer type, etc.
Materials (casting): ASTM A216 WCB, ASTM A216 WCC, ASTM A352 LCB, ASTM A352 LCC, ASTM A352 LC1, ASTM A352 LC2, ASTM A352 LC3, ASTM A351 CF8, ASTM A351 CF3, ASTM A351 CF8M, ASTM A351 CF3M, ASTM A351 CF8C, ASTM A351 CN7M, CA15, ASTM A217 C5, ASTM A217 WC5, ASTM A217 WC6, ASTM A217 WC9, Monel,4A,5A,6A etc.
Materials (forging): ASTM A105, ASTM A350 LF1, ASTM A350 LF2, ASTM A182 F304, ASTM A182 F304L, ASTM A182 F316, ASTM A182 F316L, ASTM A182 F11, ASTM A182 F22, ASTM A182 F6, ASTM A182 F51, ASTM A182 F316H, ASTM A182 F321, ASTM A182 F347, Inconel, etc.

Why Choose Us

With many years of manufacturing experience, Guangwo has become a professional valve manufacturer specialized in the development, manufacture and sales of industrial valves, as well as high-quality services. Furthermore, obtained the ISO 9001 quality certificate , CE certificate and more in future!
Guangwo's primary target is to provide high-quality valves and services, so that it will obtain the highest levels of consumer satisfaction and loyalty. Welcome the new and old customers to cooperate with us to explore wider global markets and create more brilliant future together!