Cayirova Boru is a member of Yucel Group.We produce longitudinally ERW welding technique, steel pipes. We have certificates of TUV, ASTM, TSE,EN 10208,API 5CT ,API 5L, DVGW, U . High quality galvanized and black water pipes ,boiler pipes, casing , tubing scaffolding pipes, petroleum pipes,swaged, victaulic, fence, polyethylene coating natural gas pipes,profiles are products of Cayirova Boru