forged wheel used as a transmission 1,we have ... qualification rate over 99%. 2,we were certificated to ISO9001:2000 and passed the authentication of "Classification ... 25#,30#.35#,40#,45#,46#,etc.according to customers' different requirements.6,main material are 5CrMnMo,40Cr,42CrMo ... ,we accept processing on giving materials. 8,according to practical situation and customers' clear requirements we can ...