FYQJF-15FYQJF-20FYQJF-25FYQJF-32FYQJF-40FYQJF-50FYQJF-65FYQJF-80FYQJF-100FYQJF-125FYQJF-150FYQJF-200FYQJF-250FYQJF-300FYQJF-350FYQJF-400 | DN15DN20DN25DN32DN40DN50DN65DN80DN100DN125DN150DN200DN250DN300DN350DN400 | 法兰法兰法兰法兰法兰法兰法兰法兰法兰法兰法兰法兰法兰法兰法兰法兰 | 1.6~6.4 | 空气液化气氧气 | ≤70℃ | | | 铸钢不锈钢 | 特殊需要可订做 |