... standards, EN X120Mn12 2. DIN 1.3401 ,JIS SCMnH11 3.China National Standard GB Mn13 4.11-14%Mn (Hadfield steel) haddfield ... A128 standards, EN X120Mn12, DIN 1.3401 ,,JIS SCMnH11, and China National Standard GB Mn13.Chemical composition: Mn 11.0/14.0C ... any other questions!Please contact usCompany NameShanghai Yaoshuai Commercial Development Co., Ltd. Street AddressRoom 1502, No.1 Longju Rd., Pudong ...