Established in 2007, Y & B Valve Co., Ltd. is a vice-chairman unit of Lishui Chamber of Commerce of Valve and a member unit of China Valve Association. Our company is located in Lishui City, a political, economic and cultural center with a transportation hub in Southwest Zhejiang. With many national and provincial scenic spots such as Nanming Mountain and East west Rock in it, this city connects Wenzhou City in the southeast, adjoins Ningde City and Nanping City of Fujian Province in the ...
read more◇ Design basis: ASME B16.34, GB12236, API6D ◇ Flanged ends: ASME B16.5, GB9113 ◇ ...
read moreDesign features Bolted bonnet (below PN100) Pressure self-sealing type bonnet (above PN100) ...
read moreDesign standards and product range ◇ Design basis and product range: API6D/API608/GB/T12237 ◇ ...
read moreDesign standards and product range ◇ Design basis and product range: API6D/API608/API609/GBT12237/JBT3595 ...
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