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American and Chinese standard of steel structure material

American and Chinese standard of steel structure material
Issue Time:2019-05-10
In recent years, with the continuous increase of steel structure construction projects around the world, it is urgent for Chinese engineers and technicians to understand and familiarize with European and American norms, and at the same time continuously improve China's structural design standards, and finally let the international world understand and accept China Standard.
Here is the the following is the replacement of American standard materials with Chinese standard materials.
H-beam
Sectional size
American Standard
China Standard
H*B
t1
t2
W10X33
HW(Wide flange)
250*250
9
14
W12X40
HM(Middle flange)
340*250
9
14
W8X15
HN(Narrow flange)
250*125
6
9
Angle steel
Sectional size
American Standard
China Standard
b(side width)
d(thick side)
2"x2"x1/4
L56*8
56
8
Channel steel
sectional size
American Standard
China Standard
h
b
d
MC6X18
[18B
180
70
9
C12X20.7
[30A
300
85
7.5
Purlin
sectional size
American Standard
China Standard
h
b
c
t
C 8"X2 1/2 X1/4
C220*75*20*2.5
220
75
20
2.5
Z 8"X2 1/2 X1/4
Z220*75*20*2.5
220
75
20
2.5