.50.30.50.71.22.02.820200吸引膠管參數內徑(mm)夾布層數(層)螺旋鋼絲直徑(mm)管接頭長度(mm)膠管長度公稱尺寸公差尺寸公差尺寸(m)公差(mm)381.2232.0751010150511.2342.61001510150641.5342.61001510150761.5452.61001510150891.5453.210015101501022.0453.212520101501272.0563.212520101501522.0564.015020101502032.5675.020025101502542.5785.020025101503052.5785.025025101501、輸水膠管:適用于一般輸水,在-20℃--45℃環境下使用。2、空氣膠管:適用于輸送壓縮空氣和惰性氣體,在-20℃--45℃環境下使用。3、耐油膠管