供应阻燃耐火胶管
60750φ32(11/2 ")32±0.844±0.869±2.020.5297030.754456415941470750φ38(11/2 ")38±1.050.8±1.076±2.017246325.53695344907570750φ51(2 ")51±1.063.8±1.091±2.017246325.53695344927740750

04/19 13:29