I-Q345 ipayipi engenamthungo ingeye-low alloy series - ingxubevange ephansi amandla aphezulu ensimbi yesakhiwo (GB / t1591-1994).I-Q345A, B, C, D kanye no-E amamaki amele lolu hlobo lwensimbi.Uma kuqhathaniswa nensimbi ye-carbon structural, i-Q345A inezinzuzo zamandla aphezulu, ukusebenza kahle okuphelele, impilo ende yesevisi, ububanzi bezicelo kanye nomnotho uma kuqhathaniswa.Isetshenziswa kabanzi kumabhuloho, imikhumbi, ama-boilers, izimoto kanye nezakhiwo ezibalulekile zokwakha.