Tender For supply of fluid controls make valves d d -non return valve size 25 mm forged stainless steel ss 316 class 2500 , needle v v screw end tg 60254 nb 06 equip name spares of gas valve , globe valve size 25 mm class 800 moc ss 304l weld end hand wheel operated , globe valve size 15 mm class 800 moc ss 304l weld end bolted bonnet , globe valve size 25 mm class 2500 moc ss 304l weld end bolted bonnet , gas v v tg 60117 nb 8 scr 1 pr np250 ss304 equip name spares of gas valve , non return valve size 25 mm forged stainless steel ss 316 class 800