1st Floor, No. 1, Dongda Fourth Street, Shatou Community, Chang'an Town Changqing South Road, Changsheng Community, Chang'an Town, Dongguan City, Guangdong Province ITC Changan Vanke Center Office Building
1、face To Face Is According To Bs51532、flange Drilled Is According To Bs4504/en1091-23、nominal Pressure Pn10/pn16testdiameter:dn40-dn400connection:flangeworking ...