U channel size(GB standard)

Specification

size

Theoretical weight(kg/m)

50*37*4.5

5#

5.44

63**40*4.8

6.3#

6.635

65*40*4.8

6.5#

6.7

80*43*5

8#

8.045

100*48*5.3

10#

10.007

120*53*5.5

12#

12.06

126*53*5.5

12.6#

12.37

140*60*8

14#A

14.53

140*60*8

14#B

16.73

160*63*6.5

16#A

17.23

160*65*8.5

16#B

19.755

180*68*7

18#A

20.17

180*70*9

18#B

23

200*73*7

20#A

22.637

200*75*9

20#B

25.777

220*77*7

22#A

24.999

220*79*9

22#B

28.453

240*78*7

24#A

26.86

240*80*9

24#B

30.628

250*78*7

25#A

27.41

250*80*9

25#B

31.335

270*82*7.5

27#A

30.838

270*84*9.5

27#B

35.077

280*82*7.5

28#A

31.427

280*84*9.5

28#B

35.823