This standard specifies special-shaped coated steel pipes (hereinafter referred to as pipes) mainly used for water supply, sewerage, industrial water supply, and agricultural water. In addition, the hexagonal bolts, nuts, and gaskets listed in Tables 18A and 18B used for flange connections are included.
JIS G 3443-2:2007 history
2014JIS G 3443-2:2014 Coated steel pipes for water service -- Part 2: Fittings
2007JIS G 3443-2:2007 Coated steel pipes for water service -- Part 2: Fittings
1987JIS G 3451:1987 Fittings of coated steel pipes for water service