... Gr3, Gr4, Gr5, Gr7, Gr9, Gr11 and Gr12 and so on;2. Ground and machined surface, various size, producing according to customer's ... ,TA5,TA6,TA7,TA9,TA10,TB2,TC1,TC2,TC3,TC4hot forged ( R ) (M)(4.1~60.0)x(400 ... ~3000)x(1000~4000)cool forged( Y ) ( M )(0.3~4.0)x(400 ... ~1000)x(1000~3000)TB2hot forged C(4.1~10.0)x(400~3000)x ... (1000~4000)cool forged C(1.0~4.0)x(400~1000)x ...