公称尺寸寸/mm20″/Φ508壁厚mm12.712.716.13内径mm482.6482.6475.7重量kg/m157.09157.09197.37内容积L/m182.92182.92177.86闭排L/m202.96202.96203.61开排L/m20.0420.0425.75横截面积mm2197621976224923钢级J55J55J55扣型梯圆梯接箍外径mm533.4533.4533.4通径mm477.8477.8470.96抗拉强度N*M709540578950抗挤强度Mpa5.295.2910.3抗内压强度Mpa15.9715.9721.1紧扣扭距N*M246571504316160公称尺寸寸/mm133/8″/Φ339.7壁厚mm13.0612.1912.1912.19内径mm313.61315.3315.3315.3重量kg/m107.15101.2101.2101.2内容积L/m77.2178.0878.0878.08闭排L/m90.890.890.890.8开排L/m13.5912.7212.7212.72横截面积mm2125451254512545钢级Q125P110NT80HENT110HE扣型梯梯梯梯接箍外径mm365.1365.1365.1365.1通径mm311.4311.4311.4311.4抗拉强度N*M11775924169199241抗挤强度Mpa20.1816.0721.1721.36抗内压强度Mpa583433.8133.81紧扣扭距N*M188361883618836公称尺寸寸/mm133/8″/Φ339.7壁厚mm12.1912.1912.1912.19内径mm315.3315.3315.3315.3重量kg/m101.2101.2101.2101.2内容积L/m78.0878.0878.0878.08闭排L/m90.890.890.890.8开排L/m12.7212.7212.7212.72横截面积mm212545125451254512545钢级NT80TAC110SM95TTSM110TT扣型梯梯梯梯接箍外径mm365.1365.1365.1365.1通径mm311.4311.4311.4311.4抗拉强度N*M7036970275908625抗挤强度Mpa15.5822.9619.6719.67抗内压强度Mpa34.548.3734.0134.36紧扣扭距N*M1883618836公称尺寸寸/mm133/8″/Φ339.7壁厚mm10.9210.9210.929.65内径mm317.9317.9317.9320.4重量kg/m90.2290.2290.2280内容积L/m79.3779.3779.3780.63闭排L/m90.890.890.890.8开排L/m11.4311.4311.4310.17横截面积mm211282112821128210009钢级NT80HTNT110HTTAC110NT80HE扣型梯梯梯梯接箍外径mm365.1365.1365.1365.1通径mm313.9313.9313.9316.5抗拉强度N*M9241622386465517抗挤强度Mpa15.5916.0716.3110.78抗内压强度Mpa33.8132.6334.328.81紧扣扭距N*M18836188361883618836公称尺寸寸/mm133/8″/Φ339.7壁厚mm9.658.3810.92内径mm320.4323.01317.9重量kg/m8070.0390.22内容积L/m80.6381.979.37闭排L/m90.890.890.8开排L/m10.178.911.43横截面积mm2100098719.911282钢级NT110HENT80HENT110HE扣型梯梯梯接箍外径mm365.1365.1365.1通径mm316.5319313.9抗拉强度N*M773849986559抗挤强度Mpa10.717.286.9抗内压强度Mpa34.5125.5534.51紧扣扭距N*M188361883618836公称尺寸寸/mm97/8″/Φ250.825壁厚mm15.87515.87515.87515.875内径mm219.08219.08219.08219.08重量kg/m93.5493.5493.5493.54内容积L/m37.69437.69437.69437.694闭排L/m49.4249.4249.4249.42开排L/m11.7311.7311.7311.73横截面积mm211715.811715.811715.811715.8钢级VM140NKHC140VM140HCKO110T扣型VAM-TOP3SBVAM-TOP梯接箍外径mm269