碳素钢、合金钢及奥氏体不锈钢无缝及焊接钢管的尺寸和理论质量
公称直径DN15202532寸1/23/411 1/4外径Φ国标mmmm2227344218253238Sch10smmkg/m222.82.82.82.83333.43.4444.5555.65.66.31avzo2.12.753.174.015.486.468.3311.9614.4121.526.9336.143.8850.2156.5770.4294.53Sch20sSch40smmkg/mmmkg/m2.52.53333.53.544556.56.56.51.221.532.332.933.384.956.352.833.53.53.5451.351.782.673.373.95.618.11.516.2221.7228.2142.2562.6678.8493.61126.58163.32Sch80smmkg/m3.73.94.54.95.15.577.68.69.51112.712.712.71.622.193.234.475.417.4811.4115.2722.3130.9542.56.6381.5497.44壁 厚 及 理 论 质 量Sch10Sch20Sch30STDSch40Sch60XSmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/mmmkg/m2.833.53.53.5455.566.57.59.59.59.59.59.59.59.59.59.59.59.59.59.59.59.59.59.59.51.271.692.53.394.055.448.6311.2916.0721.7728.22.5560.3173.8881.3393.27105.16117.15141.12152.871.85176.84188.82200.31212.56224.54236.53248.52260.5272.25284.242.833.53.53.5451.331.782.633.323.845.528.753.544.5555.577.58.59.51112.712.712.712.712.712.712.712.712.712.712.712.712.712.712.712.712.712.712.712.71.62.273.274.565.37.3911.9115.0722.1130.5742.59.81.5597.46107.39123.3139.15155.12187.06202.72218.69234.67250.266.61282.27298.24314.22330.19346.16351.82377.79Sch80mmkg/m3.544.5555.577.58.59.51112.715172022.22528311.62.273.274.565.37.3911.9115.0722.1130.5742.5966.0495.43129.12165.52210.33266.33331.43442.08Sch120mmkg/mSch160mmkg/m55.566.578.59.51114161824283430455059.52.12.924.45.67.0810.7915.5821.1634.5248.9366.58115.41169.17244283.73361.42457.25.71808.22XXSmm7.57..19.710.211.11415.217.11921.922.225.425.42.5333.24.54.5555.56.56.56.588.59.512.712.712.712.712.712.71.942.3.334.487.939.3813.4416.6520.0434.02.7151.0568.5778.688.58117.15141.12202.72218.69234.67250.266.61282.27401 1/248455026057652 1/276768031004114108125514113315061681592008219219250102732733001232532535014355.6377400106.442501845748050020508530600246106306502666070028711720750307628003281882085034003691492095036510004010161020105042106711004411181150461168120048121912208.515.511616.96.520.4734.57843.369.551.82101113156.356.356.356.357.927.927.927.927.927.9262.70.5778.5594.53127.4137.3147.3157.2167.21776.5788.510101112.514.3,52.366.385.297.81211532102722923123323555.511.33615.986.521.4727.79841.6310.39.561.7312.71066.3414.31185.2215.112.597.7516.714.3155.0619.115.9240.6820.617.5255.4124.653.0881.55108.96126.71160.12205.74247.83355.2611.112.714.318.321.425.427.83134.938.14628.3240.2854.290.44133.06187224.65286.363.541.490.03注:(1)DN32(1 1/4),DN65(2 1/2),DN125(5)不推荐选用
(2)表号中有S者仅为奥氏体不锈钢管
NPT60o锥管螺纹PTRFSOBWSW
55o锥管螺纹凸台面平焊（法兰）对焊承插焊
XXSkg/m2.553.5.457.779.5613.4420.3927.6841.0357.4379.22107.92155.15186.97
