不锈钢球阀常用标准（Q-F）

     球阀（Q-F）常用标准：NF E29-350-2003 industrial valves. Steel ball valve, ball valve and check valve closing

NF E29-466-1987 industrial valves. Rotary valve. Brass ball valve. Norms

NF E29-354-2003 industrial valves. Cast Iron Ball Valve

NF E29-465-1986 industrial valves. Rotary valve. Copper ball valve. Norms

NF D36-406-2004 buildings with valves. Building drinking water with copper alloy and stainless steel ball hand. Trials and requirements of the

NF E29-335-2003 oil and gas industry with the size of DN 100 and smaller steel gate valve, ball valve and check valve

NF E29-139-1998 gas installations in buildings and dead ball by hand at the end of taper cock

BS EN 13709-2003 industrial valves. Steel ball valve, ball valve and check valve closing

BS EN 13789-2003 industrial valves. Cast Iron Ball Valve

原文：NF E29-350-2003  工业用阀.钢制球阀、球状截止阀和止回阀 

NF E29-466-1987  工业阀门.旋转阀.黄铜球阀.规范 

NF E29-354-2003  工业用阀.铸铁球阀

NF E29-465-1986  工业阀门.旋转阀.铜铝球阀.规范

NF D36-406-2004  建筑物用阀.建筑物内饮用水给水用手动铜合金和不锈钢球阀.试验和要求 

NF E29-335-2003  石油和天然气工业用尺寸为DN 100及更小的钢闸阀、球阀和止回阀 

NF E29-139-1998  建筑物气体装置用手工操作球阀和死底锥形旋塞  

BS EN 13709-2003  工业用阀.不锈钢球阀、球状截止阀和止回阀 

BS EN 13789-2003  工业用阀.铸铁球阀