This is the price inquiry on Taobao in China：yuan
Valve body WCB material
High hardness, durable, corrosion-resistant, friction-resistant, high-temperature resistant to a wider range of uses.
Technical requirements
1. Design and manufacture according to the provisions of GB/T12234-2007 standard: 2. Structure length according to the provisions of GB/T12221-2005 standard:;;;.
3. Flange connection standard according to the provisions of JB/T79-2015 standard.
4. Inspection and test standards according to the provisions of GB/T13927-2008 standards.
From the Internet.Publisher：小编，Please indicate the source when turning around：https://www.machinery-agent.com/Hardware_tools/354.html
