1、Standard ：GB７０７-８８				2、Standard ： JIS
Grade: Q235A\B				Grade: SS400 etc.
No	Name	Size	kg/m	NO	Size	kg/m
1	[5#	50*37*4.5	5.438	1	75*40*3.8	5.3
2	[6.3#	63*40*4.8	6.634	2	75*40*5.0	6.92
3	[8#	80*43*5.0	8.045	3	100*50*4.5	8.97
4	[10#	100*48*5.3	10.007	4	100*50*5.0	9.36
5	[12#	120*53*5.5	12.059	5	100*50*3.8	7.3
6	[14#A	140*58*6.0	14.535	6	125*65*5.2	11.66
7	[14#B	140*60*8.0	16.733	7	125*65*5.5	12.91
8	[16#A	160*63*6.5	17.240	8	125*65*6.0	13.4
9	[16#B	160*65*8.5	19.752	9	150*75*5.5	14.66
10	[18#A	180*68*7.0	20.174	10	150*75*5.7	16.71
11	[18#B	180*70*9.0	23.000	11	150*75*6.0	18.03
12	[20#A	200*73*7.0	22.637	12	150*75*6.5	18.6
13	[20#B	200*75*9.0	25.777	13	152*76*6.1	17.9
14	[22#A	220*77*7.0	24.999	14	152*89*7.1	23.84
15	[22#B	220*79*9.0	28.453	15	200*80*7.5	24.6
16	[24#A	240*78*7.0	26.860	16	250*90*9	34.6
17	[24#B	240*80*9.0	30.628	3、Standard ：ASTM
18	[24#C	240*82*11	34.396	Grade: Cr.D etc.
19	[25#A	250*78*7.0	27.410	No	Size	kg/m
20	[25#B	250*80*9.0	31.335	1	177*54*5.3	14.6
21	[25#C	250*82*11	35.260	2	254*65*6.1	22.79
22	[28#A	280*82*7.5	31.427	3	254*69*9.6	30
23	[28#B	280*84*9.5	35.823	4	254*73*13.4	37
24	[28#C	280*86*11.5	40.219	5	254*76*17.1	45
25	[30#A	300*85*7.5	34.463	6	305*74*7.2	30.83
26	[30#B	300*87*9.5	39.173	7	305*77*9.8	37.24
27	[30#C	300*89*11.5	43.883	8	305*80*13	45
28	[32#A	320*88*8.0	38.083	4、Standard：DIN
29	[32#B	320*90*10	43.107	Grade: S235 JR etc.
30	[32#C	320*92*12	48.131	No	Size	kg/m
31	[36#A	360*96*9.0	47.814	1	80*45*6	8.64
32	[36#B	360*98*11	53.466	2	100*50*6	10.6
33	[36#C	360*100*13	59.118	3	120*55*7	13.4
34	[40#A	400*100*10.5	58.928	4	140*60*7	16
35	[40#B	400*102*12.5	65.208	5	160*65*7.5	18.8
36	[40#C	400*104*14.5	71.488	6	180*70*8	22
				7	200*75*8.5	25.3