Shijiazhuang Jizhong Malleable Iron Co., Ltd. was established in 1990, nearly 30 years of production and sales experience, Jizhong is located in Shijiazhuang, Hebei Province, China. 300 kilometers away from Beijing, and same distance from the nearest port Tianjin. Malleable iron pipe fittings a197 fittings can be produced in 3 thread standards: ANSI Standard Malleable Iron Pipe Fitti... https://archpipes.com/