1,gear forging 2,min OD around 400m 3,weight of ... 4,plan vertical height must be above 50mm circular forging1,gear forging2,min OD around 400m3,weight of single piece ... machinery,chemical and petroleum industries,mould,shipping,transportation,agriculture,pipeline,metallurgy,GI,ETC6,we have professional UT center and every ... ,40CrNiMo,etc9,regularly,we accept processing on giving materials. gear forging