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¡¡¡¡NCC supplies many kinds of light steel
products such as purlin and girt,the thickness
of purlin is 1.6mm,2.0mm,2.3mm and 2.5mm,yield strength is 235mpa,345mpa
and 450
mpa etc.Galvanized steel by hot-dipped process,coating conforms
to ASTM A525 G90,
normal zinc of coating is 275/m2. |
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|
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| NCC-Z Shape section property |
|
mode
|
h
|
b2
|
b1
|
s
|
t
|
Area
|
Weight
|
Modulus
|
Sect factor
|
Radius
|
|
Ix
|
Iy
|
Sx
|
Symin
|
rx
|
ry
|
|
mm
|
mm
|
mm
|
mm
|
mm
|
mm2
|
kg/m
|
10(6)mm4
|
10(6)mm4
|
10(3)mm3
|
10(3)mm3
|
mm
|
mm
|
|
Z15016
|
150
|
78
|
72
|
20
|
1.6
|
544
|
4.27
|
1.682
|
0.438
|
22.42
|
6.97
|
59.5
|
30.4
|
|
Z15020
|
150
|
78
|
72
|
20
|
2.0
|
680
|
5.34
|
2.085
|
0.545
|
27.8
|
8.39
|
59.4
|
30.4
|
|
Z15023
|
150
|
78
|
72
|
20
|
2.3
|
782
|
6.14
|
2.386
|
0.628
|
31.81
|
9.59
|
59.3
|
30.4
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Z15025
|
150
|
78
|
72
|
20
|
2.5
|
850
|
6.68
|
2.575
|
0.674
|
34.34
|
10.29
|
59.2
|
30.3
|
|
Z20016
|
200
|
78
|
72
|
20
|
1.6
|
624
|
4.90
|
3.673
|
0.696
|
36.73
|
9.35
|
78.5
|
34.2
|
|
Z20020
|
200
|
78
|
72
|
20
|
2.0
|
780
|
6.13
|
4.561
|
0.867
|
45.61
|
11.56
|
75.3
|
34.2
|
|
Z20023
|
200
|
78
|
72
|
20
|
2.3
|
897
|
7.04
|
5.223
|
0.999
|
52.26
|
13.23
|
78.2
|
34.2
|
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Z20025
|
200
|
78
|
72
|
20
|
2.5
|
975
|
7.66
|
5.65
|
1.074
|
56.5
|
14.23
|
78.1
|
34.1
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|
Z25020
|
250
|
78
|
72
|
20
|
2.0
|
880
|
6.91
|
7.71
|
0.867
|
61.68
|
11.56
|
95.6
|
32.1
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|
Z25023
|
250
|
78
|
72
|
20
|
2.3
|
1012
|
7.95
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8.838
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0.999
|
70.71
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13.23
|
95.5
|
32.1
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Z25025
|
250
|
78
|
27
|
20
|
2.5
|
1100
|
6.64
|
9.561
|
1.074
|
76.49
|
14.23
|
95.4
|
32
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|