гнездо для сварки углеродистой стали фланцы

carbon steel socket welding flanges Material Q235 Model DN125,DN150,DN175 Technical Forging Application Connection of Concrete pump and pump truck pipeline 1.Our company develops the new product, the national high quality steel (Q235), high-temperature 1200 ° rolling and into. 2.Company development and production of the new generation of concrete pump truck pipe flanges and wear-resisting, forgings with high-tech heat treatment technology, hardness of 62-64 °. 3.This series of products for high wear-resisting hardening of the product, the product is high abrasion resistance and its advantage than ordinary pipe fittings of long service life of 3-4 times. 4.Specifications can according to your request.