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ְؿ

ְؿ

ڹҵأУؿӦ÷dz㷺ʹӲͬĽǶһ˽ؿ顣

һؿؿ飬ֽؿ飬ְؿ飬ؿȡУԸְؿӶࡣϸְܸؿ顣

ְؿƷҪӦͻе豸촬֯ɿеѹ豸ұе򡣳ؿӹغְиӹҵܴ͡Чļͻе豸ƷļӹͬʱΪҼٸְӹ㲿Ĺͼӹɱ

ڳ㣬ǻ/ռǴ㷨ʵϵعܾ4ݶصľѹǿdzͨΪʮK kg/ƽ

㷨ÿ˼70kg һ˫Ų£ʱĽռ30cm 10cm 20.06ƽףľѹǿ1166kg/ƽףԶԶ500kg Dz˶ڻվֻŽȥų

Ǿѹǿغɵ𣺾ѹǿʵ/ʵռܾǼݶdzͨӲʵ棨ˮְȣԷţƲƷʱмغһƽڼӶȵȡ

ʵʹ̼У¿Ǽɣ

1ܳغɵ80% ȷijԼ50ƽ͵200kg/ƽף豸ܴ8000kg

2豸ƽ

3Ƚص豸ŵĺ

4㣺Ϊ3ŻUPS ͵άռ1/3ŵ8000/32666Kg ɡ

ؿ

ѣְ̼壩=7.85/CM3=7850ǧ/M3 ѣ׸ְ壩=7.93/CM3

ѣ3=26.6 ѣ4=34. ְ̼㹫ʽ***

׸ְ㹫ʽ***

㹫ʽ**Ѧ =M*M*mm*7.85=kg

ķ40*40*3: 3.83kg/M

40*20*3 2.873kg/M

п壨=0.5=7.8 kg/

1000*2000*2=32 kg/

1260*2400*2=48 kg/

׸ֹܣD-ģ**0.02728=G

D⾶λΪסDZںλΪ ޷ܣD-ģ**0.02466=G

D⾶λΪסDZںλΪ зܣ32*6m = 14.52Kg

Ͳ㹫ʽM=FLp

F:ͲLͲijȡpͲܶ ׸ְM=d2*0.00632

ظֽṹñ

Ϊ֤ؽṹijͷֹһ³ִƻӦݽṹҪԡṹʽӦ״̬ӷֲĺȺ͹ۺϿǣѡúʵĸֲƺźͲԡ

ؽṹĸֲ˲Q235֡Q345֡Q390ֺQ420֣Ӧֱйұ׼̼ؽṹ֡GB/T 700͡ͺϽǿȽṹ֡GB/T 1591Ĺ涨ƺŵĸֲʱӦӦйر׼Ĺ涨Ҫ󡣶Q235ѡ򾲸ֻ򾲸֡

ؽṹĸֲӦпǿȡ쳤ʡǿȺ׺ĺϸ֤ԺӽṹӦ̼ĺϸ֤

ӳؽṹԼҪķǺӳؽṹĸֲĻӦĺϸ֤

Ҫƣ͵ĺӽṹĸֲģӦг³Եĺϸ֤ṹ¶ȵڻ0-20ʱQ235ֺQ345Ӧ0C Եĺϸ֤Q390ֺQ420Ӧ-20Եĺϸ֤ṹ¶ȵڻ-20ʱQ235ֺQ345Ӧ-20Եĺϸ֤Q390ֺQ420Ӧ-40Եĺϸ֤

Ҫƣ͵ķǺӽṹĸֲӦг³Եĺϸ֤ṹ¶ȵڻ-20ʱQ235ֺQ345Ӧ0Եĺϸ֤Q390ֺQ420Ӧ-20Եĺϸ֤

ӳؽṹΪֲֹĵIJ״˺ѶZ ʱӦйұ׼ȷְܸ塷GB/T 5313Ĺ涨

ֲĵǿֵǿȵı׼ֵԿϵӦݸֲĺȻֱ2-77áǿֵӦ2-78áӵǿֵӦ2-792-81á

һؿְȣ

ӹȣ10mm20mm30mm40mm50mm/60mm70mm80mm/90mm 100mm/110mm120mm/130mm140mm/150mm160mm/170mm180mm/190mm 200mm210mm220mm/230mm240mm/千赢国际官网老虎机mm260mm270mm 280mm/290mm300mm/310mm320mm/330mm340mm/350mm360mm370mm 380mm390mm400mm/500mm

ؿҪʿ棺

Q235B/Q345B/45#20-50mm*1800-2800*120002817.26ְָQ235B/Q345B/45#55-70mm*1800-2800*120001216.71ְָи

Q235B/Q345B/45#71-80mm*1800-2800*120001184.66ְָ

Q235B/Q345B/45#115-120mm*1800-3050*120001817.71ְָ

Q235B/Q345B/45#121-130mm*1800-2800*120001314.69ְָ

Q235B/Q345B/45#131-140mm*1800-2860*110001988.22ְи

Q235B/Q345B/45#141-150mm*1800-2800*10500969.326ְָЭӹ

Q235B/Q345B/45#151-160mm*2000-2900*100001001.36к

Q235B/Q345B/45#161-170mm*1960-2800*9000866.668ְָ

Q235B/Q345B/45#171-180mm*1890-2780*90001100.51

Q235B/Q345B/45#181-190mm*1800-2880*80001788.85Q235Bְи

Q235B/Q345B/45#191-200mm*1680-2850*78001126.66Q345Bְӹ

Q235B/Q345B/45#202-210mm*1700-2790*7500993.66116mndr

Q235B/Q345B/45#212-220mm*1850-2680*70001778.51ְָ

Q235B/Q345B/45# 221-230mm*1700-2800*6500888.588ְָ

Q235B/Q345B/45#231-240mm*1820-2600*8000689.581ְָϼ

Q235B/Q345B/45#241-千赢国际官网老虎机mm*1600-千赢国际官网老虎机0*9000772.996и

Q235B/Q345B/45#252-260mm*1400-2600*8000658.85445#̼ӹ

Q235B/Q345B/45#261-280mm*1620-2520*8000695.541ְֱָӹ

Q235B/Q345B/45#282-300mm*1580-2620*7800725.331ɳֿ

Q235B/Q345B/45#305-320mm*1520-256*7500877.223ɳк

Q235B/Q345B/45#325-340mm*1680-2290*70001055.54ְָи

Q235B/Q345B/45#345-360mm*1580-2280*6800669.654ְָ

Q235B/Q345B/45#365-380mm*1620-2650*6000788.556ְָи

Q235B/Q345B/45#385-400mm*1580-2180*6000488.566ְָؿ

Q235B/Q345B/45#410-440mm*1580-2020*68001105.58ְָ

Q235B/Q345B/45#450-480mm*1620-1650*5000482.664ְָӹ

Q235B/Q345B/45#500-520mm*1580-1650*4000888.688ְָμӹ

ѧ㹫ʽͳ

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ZľSz=AydA=ycA

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5. Ծ

yĹԾIy=Az2dA

УAΪͼzΪĵyľ룬λΪ 1

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