2/20
Steel Sections Shipbuilding/ Bridge Construction
Best Product, Best Partners
Wuxi Longkang Iron and Steel Co., Ltd.(LISCO) is a profes-
sional supplier engaged in the marine steel, structural steel for
bridge.
The company owns solid strength, professional marketing
team of which the members have worked in the shipyard and
steel mills more than 15 years.
The company whose service tenet is Specialty Fengrossment
Concentration renders a service wholeheartedly for the ship-
yard and bridge engineering.
All the section products including bulb flats, Inverted angles,
unequal angles, equal angles, flat bars, etc., are produced by
enterprise holding company, or bought from the company who
has the scale superiority, the layout to be reasonable, craft ad-
vanced, well-equipped, leading-product competitive power
strong.
We can supply the complete range of steel varieties, the quali-
ty of high-quality, fast delivery, good service to meet your
needs.
Wuxi Longkang Iron & Steel Co., Ltd.
LISCO
3/20
Normal Size Dimensions /mm Sectional Area Unit Mass Surface Area
Distance to Center of Gravity
Geometrical Properties
About the x-x Axis
b t c r r1 cm2 kg/m m2/m dx/cm Ix/cm4 Wx/cm3
80×5 80 5 14 4 ≤1.5 5.41 4.25 0.189 4.90 33.87 6.9
80×6 80 6 14 4 ≤2 6.21 4.88 0.191 4.78 38.7 8.1
100×7 100 7 15.5 4.5 ≤2 8.74 6.86 0.236 5.87 85.3 14.5
100×8 100 8 15.5 4.5 ≤2 9.74 7.65 0.238 5.78 94.3 16.3
120×6 120 6 17 5 ≤2 9.32 7.32 0.276 7.21 133 18.5
120×7 120 7 17 5 ≤2 10.52 8.26 0.278 7.07 148 21
120×8 120 8 17 5 ≤2 11.72 9.20 0.280 6.96 165 23.6
140×7 140 7 19 5.5 ≤2 12.43 9.75 0.320 8.32 241 29
140×8 140 8 19 5.5 ≤2 13.83 10.85 0.322 8.18 266 32.5
140×10 140 10 19 5.5 ≤3 16.63 13.05 0.326 7.99 315 39.5
160×7 160 7 22 6 ≤2 14.60 11.46 0.365 9.66 373 38.6
160×8 160 8 22 6 ≤2 16.20 12.72 0.367 9.50 411 43.3
160×9 160 9 22 6 ≤2 17.80 13.97 0.369 9.37 449 47.9
160×11 160 11 22 6 ≤3 21.00 16.49 0.373 9.16 522 57
180×8 180 8 25 7 ≤2 18.86 14.80 0.411 10.89 609 55.9
180×9 180 9 25 7 ≤2 20.66 16.22 0.413 10.73 664 61.8
180×10 180 10 25 7 ≤3 22.46 17.63 0.415 10.59 717 67.7
180×11 180 11 25 7 ≤3 24.26 19.04 0.417 10.47 770 73.5
200×9 200 9 28 8 ≤2 23.66 18.57 0.457 12.12 942 77.7
200×10 200 10 28 8 ≤3 25.66 20.14 0.459 11.96 1017 85.1
200×11 200 11 28 8 ≤3 27.66 21.71 0.461 11.82 1091 92.3
200×12 200 12 28 8 ≤3 29.66 23.28 0.463 11.69 1164 99.5
220×10 220 10 31 9 ≤3 29.00 22.77 0.503 13.35 1396 105
220×11 220 11 31 9 ≤3 31.20 24.50 0.506 13.19 1496 114
220×12 220 12 31 9 ≤3 33.40 26.22 0.507 13.04 1595 122
240×10 240 10 34 10 ≤3 32.49 25.50 0.547 14.77 1865 126
240×11 240 11 34 10 ≤3 34.89 27.39 0.549 14.58 1997 137
240×12 240 12 34 10 ≤3 37.29 29.27 0.551 14.42 2127 148
260×10 260 10 37 11 ≤3 36.11 28.35 0.591 16.22 2434 150
260×11 260 11 37 11 ≤3 38.71 30.39 0.593 16.00 2605 163
260×12 260 12 37 11 ≤3 41.31 32.43 0.596 15.81 2774 175
280×11 280 11 40 12 ≤3 42.68 33.50 0.637 17.44 3333 191
280×12 280 12 40 12 ≤3 45.48 35.70 0.639 17.23 3547 206
280×13 280 13 40 12 ≤3 48.28 37.90 0.641 17.04 3757 221
300×11 300 11 43 13 ≤3 46.78 36.70 0.681 18.90 4192 222
300×12 300 12 43 13 ≤3 49.79 39.09 0.683 18.70 4459 239
300×13 300 13 43 13 ≤3 52.79 41.44 0.685 18.45 4722 256
[Product shapes, dimensions and sectional properties]
EN10067:1996
4/20
Normal Size Dimensions /mm Sectional Area Unit Mass Surface Area
Distance to Center of Gravity
Geometrical Properties
About the x-x Axis
b t c r r1 cm2 kg/m m2/m dx/cm Ix/cm4 Wx/cm3
320×12 320 12 46 14 ≤3 54.25 42.60 0.728 20.12 5525 275
320×13 320 13 46 14 ≤3 57.25 45.09 0.730 19.89 5849 294
320×14 320 14 46 14 ≤4 60.85 47.60 0.732 19.68 6168 313
340×12 340 12 49 15 ≤3 58.84 46.20 0.772 21.69 6757 313
340×13 340 13 49 15 ≤3 62.24 48.86 0.774 21.34 7152 335
340×14 340 14 49 15 ≤4 65.54 51.50 0.776 21.10 7540 357
370×13 370 13 53.5 16.5 ≤3 69.70 54.70 0.840 23.54 9469 402
370×14 370 14 53.5 16.5 ≤4 73.40 57.60 0.842 23.29 9980 429
370×15 370 15 53.5 16.5 ≤4 77.10 60.50 0.844 23.06 10483 456
400×14 400 14 58 18 ≤4 81.48 63.96 0.908 25.49 12924 507
400×15 400 15 58 18 ≤4 85.48 67.10 0.910 25.24 13573 538
400×16 400 16 58 18 ≤4 89.48 70.20 0.912 25.00 14211 568
430×14 430 14 62.5 19.5 ≤4 89.70 70.60 0.975 27.70 16427 592
430×15 430 15 62.5 19.5 ≤4 94.19 73.90 0.976 27.46 17249 629
430×17 430 17 62.5 19.5 ≤4 102.79 80.70 0.980 26.95 18911 703
430×19 430 19 62.5 19.5 ≤4 111.39 87.40 0.984 26.53 20413 770
430×20 430 20 62.5 19.5 ≤4 115.00 90.80 0.986 26.30 21180 804
[Product shapes, dimensions and sectional properties]
EN10067:1996
5/20
Items
Normal size Tolerance
b t b t
mm mm mm mm
Web width (b)
Thickness (t)
b≤120 5~8 ±1.5 +0.7/-0.3
120<b≤180 7~11 ±2.0 +1.0/-0.3
180<b≤300 9~13 ±3.0 +1.0/-0.4
300<b≤430 12~20 ±4.0 +1.2/-0.4
Maximum value of
corner radius r1
Thickness (t) r1 max.
mm mm
t≤5 1.5
5<t≤9 2
9<t≤13 3
13<t≤20 4
Tolerance for out of squareness of weld edge <4°
Tolerance on length +100mm
0
Straightness (q) The straightness tolerance q shall be 0.0035L.
Shape and dimensional tolerances
EN10067:1996 Hot-rolled Bulb Flats
6/20
Normal Size Dimensions /mm
Sectional Area
Unit Mass Distance to Center
of Gravity Geometrical Properties
Identifying b t h r1 r cm2 kg/m dx/cm Ix/cm4 Wx/cm3
40×3.5 40 3.5 14 2 ≤1.5 2.03 1.59 2.37 3.16 1.33 4#
50×4 50 4 16 2.5 ≤1.5 2.87 2.26 3.13 6.88 2.36 5#
60×5 60 5 19 3.5 ≤1.5 4.31 3.38 3.75 14.73 4.21 6#
70×5 70 5 21 3.5 ≤1.5 5.09 4.00 4.42 23.97 5.93 7#
80×5 80 5 22 4 ≤1.5 5.87 4.61 5.08 36.22 7.96 8#
90×5.5 90 5.5 24 4 ≤1.5 7.07 5.55 5.66 55.86 10.97 9#
100×6 100 6 26 5 ≤1.5 8.67 6.81 6.31 84.08 14.88 10#
120×6.5 120 6.5 30 5 ≤2.0 11.19 8.78 7.57 158.2 23.54 12#
140×7 140 7 33 6 ≤2.0 14.13 11.10 8.86 272.23 34.95 14#a
140×9 140 9 35 6 ≤2.0 16.93 13.30 8.55 326.05 41.59 14#b
160×8 160 8 36 7 ≤2.0 18.04 14.17 10.02 455.35 51.45 16#a
160×10 160 10 38 7 ≤2.0 21.24 16.68 9.72 534.73 60.01 16#b
180×9 180 9 40 7 ≤2.0 22.28 17.50 11.16 716.85 72.26 18#a
180×11 180 11 42 7 ≤2.0 25.88 20.32 10.86 828.5 83.02 18#b
200×10 200 10 44 8 ≤3.0 27.47 21.58 12.39 1089.9 98.9 20#a
200×12 200 12 46 8 ≤3.0 31.47 24.72 12.08 1243.1 112.93 20#b
220×11 220 11 48 8.5 ≤3.0 32.94 25.87 13.57 1584.1 130.92 22#a
220×13 220 13 50 8.5 ≤3.0 37.34 29.33 13.27 1787.2 146.97 22#b
240×12 240 12 52 9 ≤3.0 38.91 30.55 14.75 2229.6 169.04 24#a
240×14 240 14 54 9 ≤3.0 43.71 34.32 14.45 2492.4 188.25 24#b
270×12 270 12 55 9.5 ≤3.0 43.92 34.53 16.66 3206.5 217.83 27#a
270×14 270 14 57 9.5 ≤3.0 49.37 38.77 16.31 3582.5 201.49 27#b
[Product shapes, dimensions and sectional properties]
GB/T9945-2001
7/20
Normal size Tolerance
b t h b t h
mm mm mm mm mm mm
70≤b ≤5 14~21 ±1.0 +0.6/-0.3 ±0.5
70<b≤120 5~8 19~30 ±1.5 +0.7/-0.3 ±0.5
120<b≤180 6~11 26~38 ±2.0 +1.0/-0.3 ±0.8
180<b≤270 8~14 37~57 ±3.0 +1.1/-0.3 ±1.0
Cross-section slope <5mm
Tolerance on length +80mm
0
Straightness (q) The straightness tolerance q shall be 0.0030L.
Shape and dimensional tolerances
GB/T9945-2001 Hot-rolled Bulb Flats
8/20
[Product shapes, dimensions and sectional properties]
GOST 21937-76
Normal Size Dimensions /mm Sectional Area Unit Mass
Distance to Center of Gravity
Geometrical Properties About the x-x Axis
b t h r, r1, r2 cm2 kg/m y0/cm Ix/cm4 Wx/cm3
5# 50 4 16 2.5 2.86 2.25 3.13 6.85 2.2
5.5# 55 4.5 17 3 3.47 2.73 3.41 10.10 3.0
6# 60 5 19 3.5 4.28 3.36 3.74 14.60 3.9
7# 70 5 21 3.5 5.07 3.98 4.40 23.80 5.4
8# 80 5 22 4 5.84 4.58 5.07 35.98 7.1
9# 90 5.5 24 4 7.03 5.52 5.65 55.60 9.8
10# 100 6 26 5 8.63 6.76 6.29 83.45 13.2
12# 120 6.5 30 5 11.13 8.75 7.55 157.36 20.9
14#a 140 7 33 6 14.05 11.05 8.82 271.51 30.6
14#b 140 9 35 6 16.85 13.23 8.53 324.11 38.0
16#a 160 8 36 7 17.94 14.08 9.99 452.07 45.0
16#b 160 10 38 7 21.11 16.60 9.75 531.10 54.8
18#a 180 9 40 7 22.18 17.41 11.13 712.53 64.0
18#b 180 11 42 7 25.78 20.24 10.83 823.78 78.0
20#a 200 10 44 8 27.36 21.47 12.35 1083.40 87.7
20#b 200 12 46 8 31.36 24.60 12.06 1236.10 102.5
22#a 220 11 48 8.5 32.82 25.75 13.53 1574.90 116.3
22#b 220 13 50 8.5 37.22 29.20 13.20 1777.30 134.3
24#a 240 12 52 9 38.75 30.42 14.71 2217.00 151.2
24#b 240 14 54 9 43.55 34.18 14.41 2478.80 172.4
9/20
Shape and dimensional tolerances
GOST 21937-76 Hot-rolled Bulb Flats
Normal Size
Tolerance (mm)
b s
h
Ordinary High-precision Ordinary High-precision
5, 6, 7 ±0.5 - +0.4/-0.5 - ±1.0
8 ±0.5 +0.4/-0.5 +0.4/-0.5 +0.3/-0.5 ±1.2
9 ±0.5 - +0.4/-0.5 - ±1.2
10 ±0.5 +0.4/-0.5 +0.4/-0.5 +0.3/-0.5 ±1.5
12 ±0.5 +0.4/-0.5 +0.4/-0.5 +0.3/-0.5 ±1.5
14 +0.5/-0.6 +0.4/-0.6 +0.4/-0.6 +0.3/-0.6 ±1.8
16 +0.6/-0.7 - +0.4/-0.6 - ±2.0
18, 20 +0.7/-0.9 +0.6/-0.9 +0.4/-0.6 +0.3/-0.6 +2.3/-2.5
22, 24 +0.8/-1.0 +0.7/-1.0 +0.4/-0.6 +0.3/-0.6 +2.5/-3.0
Length Tolerance
≤8m +40mm
8-12m +60mm
≥12m +80mm
The straightness tolerance q shall be 0.0030L.
10/20
Normal Size Dimensions /mm Sectional Area Unit Mass
Distance to Center of Gravity
Geometrical Properties
About the x-x Axis
A B t1 t2 r1 r2 cm2 kg/m Cx/cm Ix/cm4 Wx/cm3
200×90
200 90 8* 14 14 7 27.80 21.8 6.07 1120 80.3
200 90 9 14 14 7 29.66 23.3 6.36 1210 88.7
200 90 10* 14 14 7 31.52 24.7 6.61 1300 96.9
250×90
250 90 9* 14 17 8.5 34.31 26.9 8.46 2240 136
250 90 9* 15 17 8.5 35.12 27.6 8.30 2280 137
250 90 10 15 17 8.5 37.47 29.4 8.61 2440 149
250 90 11* 16 17 8.5 40.61 31.9 8.74 2640 162
250 90 12 16 17 8.5 42.95 33.7 8.99 2790 174
300×90
300 90 10* 16 19 9.5 43.38 34.1 10.60 4100 212
300 90 11 16 19 9.5 46.22 36.3 11.00 4370 229
300 90 12* 17 19 9.5 49.84 39.1 11.10 4690 248
300 90 13 17 19 9.5 52.67 41.3 11.30 4940 265
350×100 350 100 11* 17 22 11 54.41 42.7 12.70 7030 314
350 100 12 17 22 11 57.74 45.3 13.00 7440 338
400×100
400 100 11.5* 16 24 12 61.09 47.9 15.30 10300 416
400 100 12* 18 24 12 64.77 50.8 15.10 10900 437
400 100 13 18 24 12 68.59 53.8 15.40 11500 467
450×125 450 125 11.5* 18 24 12 73.11 57.4 16.20 15700 547
* is not a standard size in JIS standard.
[Product shapes, dimensions and sectional properties]
JIS G3192:2008
11/20
Normal Size Dimensions /mm Sectional Area Unit Mass
Geometrical Moment of Inertia
Modulus of Section Distance to Center of
Gravity
A B t r1 r2 cm2 kg/m Ix/cm4 Iy/cm4 Wx/cm3 Wy/cm3 X0/cm Y0/cm
90×75 90 75 9 8.5 6 14.04 11.0 109 68.1 17.40 12.40 2.75 2.00
100×75 100 75 7 10 5 11.87 9.3 118 56.9 17.00 10.00 3.06 1.83
100 75 10 10 7 16.50 13.0 159 76.1 23.30 13.70 3.17 1.94
125×75
125 75 7 10 5 13.62 10.7 219 60.4 26.10 10.30 4.10 1.64
125 75 10 10 7 19.00 14.9 299 80.8 36.10 14.10 4.22 1.75
125 75 13 10 7 24.31 19.1 376 101 46.10 17.90 4.35 1.87
125×90 125 90 10 10 7 20.50 16.1 318 138 37.20 20.30 3.95 2.22
125 90 13 10 7 26.26 20.6 401 173 47.50 25.90 4.07 2.34
150×90 150 90 9 12 6 20.94 16.4 485 133 48.20 19.00 4.95 1.99
150 90 12 12 8.5 27.36 21.5 619 167 62.30 24.30 5.07 2.10
150×100
150 100 9 12 6 21.84 17.1 502 181 49.10 23.50 4.76 2.30
150 100 12 12 8.5 28.56 22.4 642 228 63.40 30.10 4.88 2.41
150 100 15 12 8.5 35.25 27.7 782 276 78.20 37.00 5.00 2.53
[Product shapes, dimensions and sectional properties]
JIS G3192:2008
12/20
Unequal Angle
Inverted Angle
Items Tolerance /mm
Leg length (A or B)
A、B<50 ±1.5
50≤A、B<100 ±2.0
100≤A、B<200 ±3.0
200≤A、B ±4.0
Thickness (t, t1, t2)
A<130
t<6.3 ±0.6
6.3≤t<10 ±0.7
10≤t<16 ±0.8
16≤t ±1.0
A≥130
t<6.3 ±0.7
6.3≤t<10 ±0.8
10≤t<16 ±1.0
16≤t<25 ±1.2
25≤t<40 ±1.5
Length
7m or under +40
7m Over 0
Out of square 2.5% or under of width of flange B (or leg length).
Straightness 0.3% or under of length.
Equal Angle
Shape and dimensional tolerances
JIS G3192:2008 Hot-rolled Steel Sections–
Dimensions and tolerances on shape, dimensions and mass
13/20
Normal Size Dimensions /mm
Sectional Area
Unit Mass Geometrical Moment
of Inertia Modulus of Section Distance to Center of Gravity
a b t rroot cm2 kg/m Ix/cm4 Iy/cm4 Wx/cm3 Wy/cm3 X0/cm Y0/cm
60×40 60 40 5 6 4.790 3.760 17.20 6.110 4.250 2.020 1.960 0.972
60 40 6 6 5.680 4.460 20.10 7.120 5.030 2.380 2.000 1.010
65×50 65 50 5 6 5.540 4.350 23.20 11.900 5.140 3.190 1.990 1.250
70×50 70 50 6 7 6.890 5.410 33.40 14.200 7.010 3.780 2.230 1.250
75×50 75 50 6 7 7.190 5.650 40.50 14.400 8.010 3.810 2.440 1.210
75 50 8 7 9.410 7.390 52.00 18.400 10.400 4.950 2.520 1.290
80×40 80 40 6 7 6.890 5.410 44.90 7.590 8.730 2.440 2.850 0.884
80 40 8 7 9.010 7.070 57.60 9.610 11.400 3.160 2.940 0.963
80×60 80 60 7 8 9.380 7.360 59.00 28.400 10.700 6.340 2.510 1.520
100×50 100 50 6 8 8.710 6.840 89.90 15.400 13.800 3.890 3.510 1.050
100 50 8 8 11.400 8.970 116.00 19.700 18.200 5.080 3.600 1.130
100×65
100 65 7 10 11.200 8.770 113.00 37.600 16.600 7.530 3.230 1.510
100 65 8 10 12.700 9.940 127.00 42.200 18.900 8.540 3.270 1.550
100 65 10 10 15.600 12.300 154.00 51.000 23.200 10.500 3.360 1.630
100×75
100 75 8 10 13.500 10.600 133.00 64.100 19.300 11.400 3.100 1.870
100 75 10 10 16.600 13.000 162.00 77.600 23.800 14.000 3.190 1.950
100 75 12 10 19.700 15.400 189.00 90.200 28.000 16.500 3.270 2.030
120×80
120 80 8 11 15.500 12.200 226.00 80.800 27.600 13.200 3.830 1.870
120 80 10 11 19.100 15.000 276.00 98.100 34.100 16.200 3.920 1.950
120 80 12 11 22.700 17.800 323.00 114.00 40.400 19.100 4.000 2.030
125×75
125 75 8 11 15.500 12.200 247.00 67.600 29.600 11.600 4.140 1.680
125 75 10 11 19.100 15.000 302.00 82.100 36.500 14.300 4.230 1.760
125 75 12 11 22.700 17.800 354.00 95.500 43.200 16.900 4.310 1.840
135×65 135 65 8 11 15.500 12.200 291.00 45.200 33.400 8.750 4.780 1.340
135 65 10 11 19.100 15.000 356.00 54.700 41.300 10.800 4.880 1.420
150×75
150 75 9 12 19.600 15.400 455.00 77.900 46.700 13.100 5.260 1.570
150 75 10 12 21.700 17.000 501.00 85.600 51.600 14.500 5.310 1.610
150 75 12 12 25.700 20.200 588.00 99.600 61.300 17.100 5.400 1.690
150 75 15 12 31.700 24.800 713.00 119.00 75.200 21.000 5.520 1.810
150×90
150 90 10 12 23.200 18.200 533.00 146.00 53.300 21.000 5.000 2.040
150 90 12 12 27.500 21.600 627.00 171.00 63.300 24.800 5.080 2.120
150 90 15 12 33.900 26.600 761.00 205.00 77.700 30.400 5.210 2.230
150×100 150 100 10 12 24.200 19.000 553.00 199.00 54.200 25.900 4.810 2.340
150 100 12 12 28.700 22.500 651.00 233.00 64.400 30.700 4.890 2.420
200×100
200 100 10 15 29.200 23.000 1220.0 210.00 93.200 26.300 6.930 2.010
200 100 12 15 34.800 27.300 1440.0 247.00 111.000 31.300 7.030 2.100
200 100 15 15 43.000 33.750 1758.0 299.00 137.000 38.500 7.160 2.220
200×150 200 150 12 15 40.800 32.000 1650.0 803.00 119.000 70.500 6.080 3.610
200 150 15 15 50.500 39.600 2022.0 979.00 147.000 86.900 6.210 3.730
[Product shapes, dimensions and sectional properties]
EN10056-1:1999
14/20
Normal Size
Dimensions /mm Sectional
Area Unit Mass
Distances of Center of
Gravity /cm Sectional Properties About Axes
Cx=cy Cu Cv
X-X=Y-Y U-U V-V
a t rroot cm2 kg/m
cm cm cm Ix=Iy/cm4
rx=rx/cm
Zx=Zy/cm3 Iu/cm4 ru/cm Iv/cm4 rv/cm Zv/cm3
20 × 20 × 3 20 3 3.5 0.882 1.12 0.598 1.41 0.846 0.392 0.590 0.279 0.618 0.742 0.165 0.383 0.195
25 × 25 × 3 25 3 3.5 1.120 1.42 0.723 1.77 1.02 0.803 0.751 0.452 1.27 0.945 0.334 0.484 0.326
25 × 25 × 4 25 4 3.5 1.450 1.85 0.762 1.77 1.08 1.02 0.741 0.586 1.61 0.931 0.430 0.482 0.399
30 × 30 × 3 30 3 5 1.360 1.74 0.835 2.12 1.18 1.40 0.899 0.649 2.22 1.13 0.585 0.581 0.496
30 × 30 × 4 30 4 5 1.780 2.27 0.878 2.12 1.24 1.80 0.892 0.85 2.85 1.12 0.754 0.577 0.607
35 × 35 × 4 35 4 5 2.090 2.67 1.00 2.47 1.42 2.95 1.05 1.18 4.68 1.32 1.23 0.678 0.865
40 × 40 × 4 40 4 6 2.420 3.08 1.12 2.83 1.58 4.47 1.21 1.55 7.09 1.52 1.86 0.777 1.17
40 × 40 × 5 40 5 6 2.970 3.79 1.16 2.83 1.64 5.43 1.20 1.91 8.6 1.51 2.26 0.773 1.38
45 × 45 × 4.5 45 4.5 7 3.060 3.90 1.25 3.18 1.78 7.14 1.35 2.20 11.4 1.71 2.94 0.870 1.65
50 × 50 × 4 50 4 7 3.060 3.89 1.36 3.54 1.92 8.97 1.52 2.46 14.2 1.91 3.73 0.979 1.94
50 × 50 × 5 50 5 7 3.770 4.80 1.40 3.54 1.99 11.0 1.51 3.05 17.4 1.90 4.55 0.973 2.29
50 × 50 × 6 50 6 7 4.470 5.69 1.45 3.54 2.04 12.8 1.50 3.61 20.3 1.89 5.34 0.968 2.61
60 × 60 × 5 60 5 8 4.570 5.82 1.64 4.24 2.32 19.4 1.82 4.45 30.7 2.30 8.03 1.17 3.46
60 × 60 × 6 60 6 8 5.42 6.91 1.69 4.24 2.39 22.8 1.82 5.29 36.1 2.29 9.44 1.17 3.96
60 × 60 × 8 60 8 8 7.09 9.03 1.77 4.24 2.5 29.2 1.8 6.89 46.1 2.26 12.2 1.16 4.86
65 × 65 × 7 65 7 9 6.83 8.7 1.85 4.6 2.62 33.4 1.96 7.18 53 2.47 13.8 1.26 5.27
70 × 70 × 6 70 6 9 6.38 8.13 1.93 4.95 2.73 36.9 2.13 7.27 58.5 2.68 15.3 1.37 5.6
70 × 70 × 7 70 7 9 7.38 9.4 1.97 4.95 2.79 42.3 2.12 8.41 67.1 2.67 17.5 1.36 6.28
75 × 75 × 6 75 6 9 6.85 8.73 2.05 5.3 2.9 45.8 2.29 8.41 72.7 2.89 18.9 1.47 6.53
75 × 75 × 8 75 8 9 8.99 11.4 2.14 5.3 3.02 59.1 2.27 11 93.8 2.86 24.5 1.46 8.09
80 × 80 × 8 80 8 10 9.63 12.3 2.26 5.66 3.19 72.2 2.43 12.6 115 3.06 29.9 1.56 9.37
80 × 80 × 10 80 10 10 11.9 15.1 2.34 5.66 3.3 87.5 2.41 15.4 139 3.03 36.4 1.55 11
90 × 90 × 7 90 7 11 9.61 12.2 2.45 6.36 3.47 92.6 2.75 14.1 147 3.46 38.3 1.77 11
90 × 90 × 8 90 8 11 10.9 13.9 2.5 6.36 3.53 104 2.74 16.1 166 3.45 43.1 1.76 12.2
90 × 90 × 9 90 9 11 12.2 15.5 2.54 6.36 3.59 116 2.73 17.9 184 3.44 47.9 1.76 13.3
90 × 90 × 10 90 10 11 13.4 17.1 2.58 6.36 3.65 127 2.72 19.8 201 3.42 52.6 1.75 14.4
100 × 100 × 8 100 8 12 12.2 15.5 2.74 7.07 3.87 146 3.06 19.9 230 3.85 59.9 1.96 15.5
100 × 100 × 10 100 10 12 15 19.2 2.82 7.07 3.99 177 3.04 24.6 280 3.83 73 1.95 18.3
100 × 100 × 12 100 12 12 17.8 22.7 2.9 7.07 4.11 207 3.02 29.1 328 3.8 85.7 1.94 20.9
120 × 120 × 10 120 10 13 18.2 23.2 3.31 8.49 4.69 313 3.67 36 497 4.63 129 2.36 27.5
120 × 120 × 12 120 12 13 21.6 27.5 3.4 8.49 4.8 368 3.65 42.7 584 4.6 152 2.35 31.6
130 × 130 × 12 130 12 14 23.6 30 3.64 9.19 5.15 472 3.97 50.4 750 5 194 2.54 37.7
150 × 150 × 10 150 10 16 23 29.3 4.03 10.6 5.71 624 4.62 56.9 990 5.82 258 2.97 45.1
150 × 150 × 12 150 12 16 27.3 34.8 4.12 10.6 5.83 737 4.6 67.7 1170 5.8 303 2.95 52
150 × 150 × 15 150 15 16 33.8 43 4.25 10.6 6.01 898 4.57 83.5 1430 5.76 370 2.93 61.6
[Product shapes, dimensions and sectional properties]
EN10056-1:1999
15/20
Normal Size
Dimensions /mm Sectional
Area Unit Mass
Distances of Center of
Gravity /cm Sectional Properties About Axes
Cx=cy Cu Cv
X-X=Y-Y U-U V-V
a t rroot cm2 kg/m
cm cm cm Ix=Iy/cm4
rx=rx/cm
Zx=Zy/cm3 Iu/cm4 ru/cm Iv/cm4 rv/cm Zv/cm3
160 × 160 × 15 160 15 17 36.2 46.1 4.49 11.3 6.35 1100 4.88 95.6 1750 6.15 453 3.14 71.3
180 × 180 × 16 180 16 18 43.5 55.4 5.02 12.7 7.11 1680 5.51 130 2690 6.96 679 3.5 95.5
180 × 180 × 18 180 18 18 48.6 61.9 5.1 12.7 7.22 1870 5.49 145 2960 6.92 768 3.52 106
200 × 200 × 16 200 16 18 48.5 61.8 5.52 14.1 7.81 2340 6.16 162 3720 7.76 960 3.94 123
200 × 200 × 18 200 18 18 54.3 69.1 5.6 14.1 7.92 2600 6.13 182 4150 7.75 1050 3.9 133
200 × 200 × 20 200 20 18 59.9 76.3 5.68 14.1 8.04 2850 6.11 199 4530 7.7 1170 3.92 146
200 × 200 × 24 200 24 18 71.1 90.6 5.84 14.1 8.26 3330 6.06 235 5280 7.64 1380 3.9 167
250 × 250 × 28 250 28 18 104 133 7.24 17.7 10.2 7700 7.62 433 12200 9.61 3170 4.89 309
250 × 250 × 35 250 35 18 128 163 7.5 17.7 10.6 9260 7.54 529 14700 9.48 3860 4.87 364
[Product shapes, dimensions and sectional properties]
EN10056-1:1999
16/20
Items
Leg length Section thickness
Length Tolerance Thickness Tolerance
mm mm (t) mm mm
a≤50 ±1.0 t≤5 ±0.50
50<a≤100 ±2.0 5<t≤10 ±0.75
100<a≤150 ±3.0 10<t≤15 ±1.00
150<a≤200 ±4.0 15≤t ±1.20
200<a +6.0/-4.0
Out-of-square Tolerance
Leg length
(a) mm (k) mm
a≤100 1.0
100<a≤150 1.5
150<a≤200 2.0
200<a 3.0
Leg length Tolerance over full bar length
Tolerance over any part Leg length
a q a Length consid-
ered q
mm mm mm mm mm
a≤150 0.4 % L a≤150 1500 6
150<a≤200 0.2 % L 150<a≤200 2000 3
200<a 0.1 % L 200<a 3000 3
Shape and dimensional tolerances
EN10056-2:1993 Structural steel equal and unequal leg angles
Part 2: Tolerances on shape and dimensions
17/20
[D
imen
sio
ns]
CTTF-CH-SPE-001
Wid
th (
b)
/mm
T
hic
k-
ness
t
mm
60
65
70
75
80
85
90
100
110
120
125
150
175
200
250
300
350
400
450
500
520
550
5
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15
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16
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20
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25
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30
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32
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40
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45
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No
te:
○ S
pecia
l si
ze ★
No
rmal si
ze
18/20
Normal size range (mm) Tolerance (mm)
Thickness (t)
t<6 ± 0.3
6≤t<12 + 0.5, -0.3
12≤t<15 +1.1, -0.3
t≥15 +1.2, -0.3
Width (b)
b<100 ±1.5
100≤b<150 ±2.0
150≤b<300 ±2.5
b≥300 ±3.5
Corner radius (r) 5≤t<10 2~4
t≥10 2~5
Shape and dimensional tolerances
CTTF-CH-SPE-001 Hot-rolled Flat Bars
19/20
Steel Grade
Hull structural steels (GB712-2011) China National Standard
Normal strength: A, B, D, E
High strength: AH32, AH36, AH40, DH32, DH36, DH40, EH32, EH36
Bridge structural steels (GB714-2008) China National Standard
Q235qC, Q235qD, Q345qC, Q345qD, Q345qE, Q420qC, Q420qD
Hot rolled products of structural steels (EN10025-2) Europe Standard
S2735JR, S235J0, S235J2, S355JR, S355J0, S355J2, S355K2
Weldable structural steels for fixed offshore structures —
Technical delivery conditions (EN10225) Europe Standard
S355G1、S355G1+N
S355G11、S355G11+N、S355G11+M
S355G12、S355G12+N、S355G12+M
20/20
Qualification
Classification approval: CCS, LR, ABS, DNV-GL, BV, NK, KR, RINA, RS
Quality system: ISO9001, CE
21/20
www.lksteel.cn
While care has been taken to ensure that
the information contained in this brochure is
accurate, LISCO does not accept responsibility or
liability for errors or information which is
found to be misleading.
Copyright LISCO 2017
LISCO
Wuxi Longkang Iron & Steel Co., Ltd.
9-1506, Asia-Pacific Center
#299 Fangcheng Road, Wuxi, Jiangsu Province
CHINA
T +86 510 82414898
F +86 510 82414898
English language version
SR: LISCO-PM-001