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Square Steel Tube


 Application:   Widely used in furniture,interior decoration, structure
Size:  OD: 10mm*10mm ~ 400mm*400mm
Pipe Standard:   ASTM A53, ASTM A500,BS EN 10219,JIS G 3466, ASTM A513, ASTM A36
 S235JR,S355JR,Q235,St37,St37-2,St52,SS400, STK500,Q235B, Q345
 Furface: Black bared ,can be galvanized,oiled,painted,powdered.
 Packing:  Waterproof  plastic bag,bundle with strip




European?standard:???BS?EN?10210-1:2006??Mechanical?properties
Grade S235JRH S275JOH S355JOH S355K2H S460NH
Minimum?yield?strength(N/mm2)
≤16 235 275 355 355 460
>16≤40 225 265 345 345 440
>40≤63 215 255 335 335 430
>63≤80 215 245 325 325 /
>80≤100 215 235 315 315 /
>100≤120 195 225 295 295 /
Tensile?strength(N/mm2)
<3 360-510 430-580 510-680 510-680 540
≥3≤100 360-510 410-560 470-630 470-630 540-720
≥100≤120 350-500 400-540 450-600 450-600 /
Minimum?elongation(%)
≤40 26 23 22 22 17
>40≤63 25 22 21 21 17
>63≤100 24 21 20 20 /
>100≤120









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