Aluminized valves are never ground, they have to be replaced because
,sY;wfefu;e dh ijr okys okYoksa dh xzkabaMj }kjk lgh ugha djrs] mUgs ges'kk cnuk gksrk gS] D;ksafd
aluminum is a costly material
aluminum surface is difficult to be ground
grinding such valves will make them corrosion-prone
none of these
grinding such valves will make them corrosion-prone
Preparing students for success in a changing World.
We care about our students
RPSC-AE, RSMSSB-JE, SSC-JE, RRB-JE, PSU's