... ,180 deg, 1.0D, 1.5D, 2.0D, 2.5D, 3D,4D,5D,6D,7D-40D.Thickness--SCH10,SCH20,SCH30,STD ... 52,WPHY 46,WPHY 42, etc .Equipment -- Press machine ,Bending machine,Pushing Machine,electric bevelling machine Sand-blasting machine,etcTest-- Direct reading light spectrum, hydrostatic test ...