1.结构用无缝钢管（GB/T8162-1999）是用于一般结构和机械结构的无缝钢管。2.流体输送用无缝钢管（GB/T8163-1999）是用于输送水、油、气等流体的一般无缝钢管。3.低中压锅炉用无缝钢管（GB3087-1999）是用于制造各种结构低中压锅炉过热蒸汽管、沸水管及机车锅炉用过热蒸汽管、大烟管、小烟管和拱砖管用的优质碳素结构钢热轧和冷拔（轧）无缝钢…… 查看全文

规格外径mm壁厚mm最小壁厚mm公称内径英寸每米重量DN151月2日21.32.82.451.357kgDN203月4日26.92.82.451.76kgDN25133.73.22.82.554kgDN321.2542.43.53.063.56kgDN401.548.33.53.064.... 查看全文

规格理重25*2.51.3932*32.1538*32.5945*44.0451*44.6357*45.2376*4.57.9389*4.59.38108*4.511.49127*4.513.59133*515.78159*622.64219*736.6219*841.65... 查看全文

公称口径普通钢管加厚钢管（mm）（in）壁厚（mm）理论重量（Kg/m）壁厚（mm）理论重量（Kg/m）61./820.392.50.4681/42.250.622.750.73103/82.250.322.750.97151/22.751.263.251.45203/42.751.633... 查看全文

规格理重3*160.384*160.53*200.474*200.634*250.783*300.714*401.266*401.885*501.968*503.146*602.838*805.028*1006.2810*1007.85 查看全文

型号尺寸（mm)截面面积（cm2)理论质量（Kg/m)hbtwtrr1550374.5773.56.925.446.363404.87.57.53.88.456.6388043588410.248.0410100485.38.58.54.212.741012.6126... 查看全文

尺寸（毫米）截断面积理论重量型号hbdtr（厘米2）（公斤/米）10100684.57.63.314.311.2121207458.43.518.113.98714140805.59.13.821.516.9161608869.9426.120.5... 查看全文

规格高度mm脚宽mm脚厚mm腰厚mm每米重(kg)H100*50*5*710050579.54H100*100*6*81001006817.2H125*60*6*8125606813.3H125*125*6.5*91251257923.8H148*100*6*91481006921.4H15... 查看全文

型号高度脚宽卷边宽度C厚度t每米重(kg)C80×50×20×2.258050202.253.886C80×50×20×2.508050202.54.318C80×50×20×2.758050202.754.749C80×50×20×3.0080502035.181C100×50×20×2.25100... 查看全文

不锈钢板理论质量速查表牌号基本质量（kg）牌号基本质量（kg）1Cr17Mn6Ni5N7.93OOCr18Ni5N7.931Cr18Mn8Ni5N7.931Cr18nNi127.931Cr17Ni77.93OCr23Ni137.931Cr17Ni87.93OCr25Ni207.981Cr18Ni97.93OOCr17Mo... 查看全文

等边角钢理论质量速查表（三）角钢边厚截面面积理论质量号数（mm）（cm2)（kg/m)12.51024.37319.1331228.91222.6961433.36726.193131025.319.8123023.61434.727.31639.330.91410... 查看全文

等边角钢理论质量速查表（二）角钢边厚截面面积理论质量号数（mm）（cm2)（kg/m)6.589.877.751012.19.51745.574.37256.8755.39768.166.40679.4247.398810.6678.3737.557.3675.... 查看全文

等边角钢理论质量速查表（一）角钢边厚截面面积理论质量号数（mm）（cm2)（kg/m)231.1320.88941.4591.1452.531.4321.12441.8591.459331.7491.37342.2761.78652.782.183.542.67... 查看全文

不等边角钢理论质量速查表（三）角钢号数边厚（mm)截面面积（cm2)理论质量（kg/m)10/161025.31519.8721230.05423.5921434.70927.2471629.28130.83511/7610.6378.35712.3019.656813.94410.... 查看全文

不等边角钢理论质量速查表（二）角钢号数边厚（mm)截面面积（cm2)理论质量（kg/m)8/556.3755.00567.565.93578.7246.84889.8677.7459/5.657.2125.66168.5576.71779.887.756811.183... 查看全文