water pipe connector size:1 inch environment requirements:Rohs PAHs length:4m 7m 10m and so on min order:1000 sets water ... or customizedlength:4m 7m 10m or customizedID:range 8-150mmApplication:water supply, sewerage, irrigation, mining, oil field, marine equipment ... equipment through the oil, through the chemical gas, water, and drainage for the water pump and air conditioning. water pipe