... ASTM A387GradeCr-Mo alloy/ Mn-V alloySection shapeRoundApplicationmachinery, structure pipe, chemical and petroleum and so onMaterial12Cr1MoV, 15CrMo, Cr5Mo, ... 40CrMnMo, Cr9Mo, Cr2Mo, 20CrMn, 40CrMn, 38CrMoAL40Cr, 27SiMn, 30Mn, Q345B, Q345C, 16Mn, 16Cr, 20Cr and so onSurfaceBare, varnish, color ... : 1. MTC is supplied together with the pipe 2. The pipe done by Eddy current testing 3. Any the ...