Large forgings: cylinder body, gear, gear shaft forging roughcast — surface inspection – roughing — UT flaw — UT flaw detector heat treatment — finishing semi—finishing — MT 3945105508525939223-blid-2684519609912305064

อ.ปูน | สรุปหวยแม่นๆงวดนี้ 1/มิ.ย./2562