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      15*15??18*18??20*20??25*25??30*30??40*40??50*50??60*60??70*70??80*80??100*100??120*120??150*150??200*200???????п?????????????
       
       
           

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        ??п??????????п???????п?徭???????????????????????γ???????????????????ι??????г??????????????????п????????γ????????????2mm???μ??п?????
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      ???п????
      (Square steel tube)      		 ??25×25×??2.0|2.3|2.5|2.75|3.0??mm 100
      ??30×30×??2.0|2.3|2.5|2.75|3.0??mm 100
      ??40×40×??2.0|2.2|2.3|2.4|2.5|2.75|3.0|3.25|3.5|4.0??mm 100
      ??50×50×??2.0|2.2|2.3|2.4|2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75??mm 64
      ??60×60×??2.5|2.75|3.0|3.5|3.75|4.0|4.5|4.75|5.0??mm 49
      ??80×80×??2.5|2.75|3.0|3.5|3.75|4.0|4.5|4.75|5.0??mm 36
      ??100×100×??2.5|2.75|3.0|3.5|3.75|4.0|4.5|4.75|5.0|5.5|5.75|6.0??mm 25
      ??120×120×??3.0|3.5|3.75|4.5|4.75|5.5|5.75|6.0??mm 16
      ??150×150×??3.0|3.5|3.75|4.5|4.75|5.5|5.75|6.0??mm 16
      ??200×200×??3.5|3.75|4.5|4.75|5.5|5.75|6.0??mm?? 16

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      (Rectangular steel tube)

      		 ??20×40×(1.7|1.8|2.0|2.2|2.3|2.4|2.5|2.75|3.0) mm 120
      ??30×50×(2.2|2.3|2.4|2.5|2.75|3.0|3.25|3.5|4.0) mm 104
      ??40×60×(2.2|2.3|2.4|2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0) mm 70
      ??40×80×(2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0) mm 50
      ??50×70×(2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0) mm 48
      ??60×80×(2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0|5.25) mm 35
      ??50×100×(2.2|2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0|5.75|6.0) mm 32
      ??60×100×(2.2|2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0) mm 24
      ??60×120×(2.2|2.5|2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0|5.75|6.0) mm 24
      ??80×100×(2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0) mm 24
      ??80×120×(2.75|3.0|3.25|3.5|4.0|4.5|4.75|5.0|5.75|6.0) mm 24
      ??80×140×(3.0|3.25|3.5|4.0|4.5|4.75|5.0|5.75|6.0) mm 20
      ??80×160×(3.0|3.25|3.5|4.0|4.5|4.75|5.0|5.75|6.0) mm 18
      ??100×150×(3.0|3.25|3.5|4.0|4.5|4.75|5.0|5.75|6.0) mm 12
      ??100×200×(3.5|4.0|4.5|4.75|5.0|5.75|6.0|7.5) mm 20
           
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      ??п???η???      		 20*30*(0.6-1.8) 144 ???/???/???/????
      20*40*(0.6-2.0) 120 ???/???/???/????
      25*40*(1.0-2.0) 92 ???/???/???/????
      30*40*(1.0-2.0) 90 ???/???/???/????
      25*50*(1.0-2.0) 72 ???/???/???/????
      28*48*(0.8-2.0) 60 ???/???/???/????
      30*50*(0.8-2.0) 60 ???/???/???/????
      38*58*(1.0-1.8) 70 ???/???/???/????
      40*60*(0.7-2.0) 58/70 ???/???/???/????
      40*80*(0.8-2.0) 50 ???/???/???/????
      38*78*(0.8-2.0) 50 ???/???/???/????
      ??п???? 20*20*(0.8-1.8) 180 ???/???/???/????
      30*30*(0.8-1.8) 100 ???/???/???/????
      25*25*(0.6-1.8) 144 ???/???/???/????
      40*40*(0.6-2.2) 64 ???/???/???/????
      50*50*(0.9-2.2) 64 ???/???/???/????
      60*60*(1.0-2.0) 42 ???/???/???/????
      80*80*(1.0-2.0) 25 ???/???/???/????
      100*100*(1.2-2.2) 25 ???/???/???/????
      ??п???? 50*100*(1.2-2.2) 35 ???/???/???/????
             
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      ????????mm?? ?????????mm??
      16×16×0.4??1.5 380×380×8.0??14.0 10×20×0.6??1.5 250×150×6??12.0
      18×18×0.4??1.5 400×400×8.0??14.0 14×21×0.6??1.5 250×100×6??12.0
      20×20×0.4??1.5 420×420×10.0??14.0 15×30×1.5??1.5 250×200×6??12.0
      25×25×0.6??2.0 450×450×10.0??14.0 15×38×0.6??1.5 300×150×6??12.0
      30×30×0.6??4.0 480×480×10.0??14.0 20×30×0.6??2.0 300×200×6??12.0
      34×34×1.0??2.0 500×500×10.0??14.0 20×40×0.8??2.0 300×250×6??12.0
      35×35×1.0??4.0 ???ι?????? 20×50×1.0??2.0 400×250×8??12.0
      38×38×1.0??4.0 550×550×10.0??40.0 22×35×0.9??2.0 400×300×8??12.0
      40×40×1.0??4.5 600×600×10.0??40.0 25×40×0.9??3.75 450×200×8??12.0
      44×44×1.0??4.5 700×700×10.0??40.0 25×65×1.0??2.0 450×250×8??12.0
      45×45×1.0??5.0 800×800×10.0??50.0 30×40×1.0??3.75 400×300×8??12.0
      50×50×1.0??5.0 900×900×10.0??50.0 30×45×1.0??3.75 400×350×8??12.0
      60×60×1.5??5.0 1000×1000×10.0??50.0 30×50×1.0??4.0 500×200×10??12.0
      70×70×2.0??6.0
      		30×60×1.0??4.5 500×250×10??12.0
      75×75×2.0??6.0
      		40×50×1.0??4.5 500×300×10??12.0
      80×80×2.0??6.0
      		40×60×1.0??5.0 500×350×10??12.0
      85×85×2.0??6.0
      		40×80×1.5??5.0 500×400×10??12.0
      95×95×2.0??8.0
      		40×100×2.0??5.0 500×450×10??12.0
      100×100×2.0??8.0
      		50×60×2.0??5.0 ??ι??????
      120×120×4.0??8.0
      		50×80×2.0??5.0 600×200×10??28.0
      150×150×6.0??10.0
      		50×100×2.0??8.0 600×400×10??28.0
      180×180×6.0??12.0
      		60×80×2.0??6.0 600×500×10??28.0
      200×200×6.0??12.0
      		80×100×2.0??8.0 800×400×10??28.0
      220×220×6.0??14.0
      		120×60×2.5??10.0 800×600×10??28.0
      250×250×6.0??14.0
      		120×80×2.5??10.0 800×700×10??28.0
      280×280×6.0??14.0
      		150×100×2.5??12.0 1000×400×10??28.0
      300×300×8.0??14.0
      		180×150×2.5??12.0 1000×500×10??28.0
      320×320×8.0??14.0
      		200×100×4??12.0 1000×600×10??28.0
      350×350×8.0??14.0
      		200×150×4??12.0 1000×800×10??28
      		 
           
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