Concrete pump twin wall elbow
Inner wall material is high chromium. outer wall material is 20# steel.,service life is 50000cbm.30D,45D,90D.
Model:DN125*R275*90D
Inner wall material is high chromium. outer wall material is 20# steel.,service life is 50000cbm.30D,45D,90D.
Model:DN125*R275*90D