40Cr13厚壁管-离心铸管-耐热钢不锈钢管-炉管- ¥24.00 9Cr18MoV厚壁管-耐热钢离心铸管-炉辊管-筒体-炉管- ¥24.00 ZG4Cr25Ni20Si2离心铸管-炉辊管-耐热钢筒体-排渣管- ¥24.00 无缝管-炉辊管-离心铸管-耐热钢筒体-套管-9Cr18MoV ¥24.00 离心铸管-耐热钢无缝管-炉辊管-套管-炉管-40Cr13 ¥24.00 40Cr13耐热钢离心铸管-无缝管-不锈钢管-排渣管-套管- ¥24.00