The ASTM A234 specification covers carbon and alloy steel pipe fittings widely used in industrial pipeline projects. These fittings are designed for moderate to high temperature services and are supplied in both seamless and welded types. As a reliable B2B supplier, Jizhong provides ASTM A234 fittings with consistent quality to meet global engineering standards. https://archpipes.com/news/company-blogs-en/astm-a234-carbon-and-alloy-steel-pipe-fittings-jizhong/