NBR NM 180

NBR NM 180 (炼油厂用中级无缝合金钢管)· NBR (巴西) · 7 种材料

名称	材料组别
NM 180 grade T11	结构钢	chevron_right
NM 180 grade T21	结构钢	chevron_right
NM 180 grade T22	结构钢	chevron_right
NM 180 grade T4	结构钢	chevron_right
NM 180 grade T5	结构钢	chevron_right
NM 180 grade T7	结构钢	chevron_right
NM 180 grade T9	结构钢	chevron_right