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钢材理论质量计算公式

2025-05-26  
144 次
名称单位计算公式计算举例
圆钢盘条kg/mw=0.006165×d²直径80mm的圆钢,求每米质量
式中,d为直径(mm)每米质量=0.006165×80²kg=39.46kg


螺纹钢kg/mW=0.00617×d²断面直径为12mm的螺纹钢,求每米质量
式中,d为断面直径(mm)每米质量=0.00617x12²kg=0.89kg


方钢kg/mW=0.00785×d²边宽30mm的方钢,求每米质量
式中,d为边宽(MM)每米质量=O.00785×30²kg=7.07kg


扁钢kg/mW=0.00785×d×b 边宽40mm、厚5mm的扁钢,求每米质量
式中,d为边宽(mm)b为厚(mm)每米质量=O.00785×40×5kg=1.57kg


六角钢kg/mW =0.006798×d²对边距离50mm的六角钢,求每米质量
式中,d为对边距离(mm)每米质量=0.006798×50²kg=17kg


八角钢kg/mW=0.006798×d²对边距离80mm的八角钢,求每米质量
式中,d为对边距离(mm)每米质量:0.0065 x 80²kg=41.60kg


等边角钢kg/mW=0.00785×[d(2b-d)+求4mmx20mm等边角钢的每米质量
0.215(R²一2r²)]GB9787中查出4mm×20mm等边角钢的R为3.5,r为1.2
式中,b为边宽,d为边厚,R  为内弧_半径,r为端弧半径每米质量=0.00785×[4(2×20—4)+0.215(3.5²一2×1.2²)]kg=1.15kg


不等边角钢kg/mw=0.00785×[d(B+6一d)+0.215(R²一2 r²)]求30rnm×20mm x 4mm不等边角钢每米质量。从GB9788中查出30x 20x 4不等边角钢的R为3.5,r为1.2
式中,B为长边宽,b为短边, 宽,d为边厚,R为内弧半径,r为端弧半径每米质量=0.00785×[4(30+20—4)+0.215(3.5²—2×1.2²)]kg  =1.46kg


槽钢kg/mw=0.00785[hd+2t(b一d)+求80mm×43mm×5mm的槽钢每米质量。从GB707中查出该槽钢t为8,R为8,r为4
0.349(R²一r2)]每米质量=0.00785[80×5十2×8(43—5)+0.349(8²-4²)]kg=8.04kg
式中,h为高,b为腿长,d为腰厚,t为平均腿厚,R为内弧半径,r为端弧半径


工字钢kg/mw=0.00785[hd+2t(b一d)+求250rnm×118mm×10mm的工字钢每米质量。从GB706中查出该工字钢t为13。R为10,r为5
0.8584(R²一r²)]每米质量=0.00785[250×10+2×13 x(118一10)+0.8584(10²—5²)]kg=42.2kg
式中,h为高,b为腿长,d为腰厚,t为平均腿厚,R为内弧半径,r为端弧半径


钢板kg/m²w=7.85×6厚度6mm的钢板,求每平方米的质量
式中,6为厚每平方米质量=7.85×6kg=47.1kg


钢管(包括无缝钢管及焊接钢管)kg/mw=0.02466×S(D—S)外径60mm,壁厚4mm的无缝钢管,求每米质量每米质量=0.02466×4×(60-4)kg:5.52kg



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