Steel Export
Square Steel Pipe-3
| Product | square steel pipe | Standard | ASTM,GB,DIN,JIS,EN,etc. | |||
| Steel grade | Q195、Q215、Q235、SS400、20#、45#；Q345、16Mn、Q390、ST52-3，stainless steel series,etc. | |||||
| Surface coating | hot dip galvanised,electro galvanised,oiled,pickling,etc. | |||||
| Type | Hot rolled seamless square steel pipe,cold drawn seamless square steel pipe,welded square steel pipe. | |||||
| Application | Building,machinery,industry,ship-building,Solar power support,structural steelwork,power engineering,Agricultural and chemical machinery,Glass curtain wall, automobile chassis, airport, boiler construction, highway fence, building, pressure vessel, oil storage tanks, bridges, power plant equipment, hoisting and conveying machinery and other higher loading of welded | |||||
| Computational formula: | (1)4*wall thick(mm)*(length of a side - wall thick)mm*0.00785=kg/m | |||||
| (2)Rectangular steel pipe weight: | ||||||
| {(Total length of 4 side(mm)/3.14)-wall thick(mm)}*wall thick(mm)*0.02466=kg/m | ||||||
| 16*16*0.4-1.5 | 38*38*1.0-4.0 | 70*70*2.0-6.0 | 120*120*4-8.0 | 320*320*8-14 | 480*480*10-14 | |
| 18*18*0.4-1.5 | 40*40*1.0-4.5 | 75*75*2.0-6.0 | 180*180*6-12 | 350*350*8-14 | 500*500*10-14 | |
| 20*20*0.4-1.5 | 44*44*1.0-4.5 | 80*80*2.0-6.0 | 200*200*6-12 | 380*380*8-14 | 550*550*10-40 | |
| 25*25*0.6-2.0 | 45*45*1.0-5.0 | 85*85*2.0-6.0 | 220*220*6-14 | 400*400*8-14 | 600*600*10-40 | |
| 34*34*0.6-4.0 | 50*50*1.0-5.0 | 95*95*2.0-8.0 | 250*250*6-14 | 420*420*10-14 | 700*700*10-40 | |
| 35*35*1.0-4.0 | 60*60*1.5-5.0 | 100*100*2.0-8.0 | 280*280*6-14 | 450*450*10-14 | 800*800*10-50 | |
| 300*300*8-14 | 1000*1000* | 900*900*10-50 | ||||
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