Neck Flange

We have won a good reputation and credit from all the clients and passed ISO9001-2000 international qualitysystem certification on 13 th of Sep.in 2002.becoming one of the China forging union. ,so we can guarantee the quality of theNeck Flange products. Meanwhile,many topping epuipments have been put into production,such as one-ton air air-hammer,four-ton electric-liquid hammer,six-ton electric-liquid hammer,,and it also epuips with very kind of rough-manufacturing machine tool and heat treatment epuipments.,in order to control the quality of products in the process ,we havepurchased speical spectral analysis apparatuses and detect-lacuna apparatus from Germany It is widely used in petroleum and chemistry industries ,engineering machine,and so on