Proving & fixing Dual plate check valve flanged end class PN-1.6 as per IS with nitrile seat SS shaft & springs in pipe lines including jointing & cost of Nut Bolt , rubber insertion etc. complete. 80mm i/d check valve .
Proving & fixing Dual plate check valve flanged end class PN-1.6 as per IS with nitrile seat SS shaft & springs in pipe lines including jointing & cost of Nut Bolt , rubber insertion etc. complete. 80mm i/d check valve .