A:Size Range
1)Round pipe diameter:8mm-912mm,thickness:0.5-30mm
2)Squate tube:16 *16mm-400*400mm,thickness:0.5-30mm
3)Rectangle tube:19*10mm-400*500mm,thickness:0.5-30mm
B:Surface finish:black,blank,bright and galvanized
C:Length of each pipe:500mm-16,000mm
D:Stell grade:Q195-Q235A,ST37-2,ST52,S235,S355,SS400,A1010,SAE1045 etc.
E:Conforms to intermational standards,like:ASTMA53,ASTMA513,BS1387,DIN2391,DIN17175,JISG3452,EN10210,EN10305 rtc.
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