Special 30 I-beam is a special I-beam specially designed for LDA type single girder crane. The specific parameters are as follows:
Height h=300, width b=128, rib d=12, leg t=20
Cross-sectional area A=82.4, theoretical weight q=64.6, moment of inertia Ix=11800, Iy=704
Inner arc radius r=12, end arc radius r1=6, flexural modulus Wx=787, Wy=110; radius of gyration ix=12, iy=2.92
| Web Thickness |
5 -16mm |
| Web Width |
50 - 300mm |
| Flange Thickness |
4. 5 - 23mm |
| Flange Width |
50 - 400mm |
| Steel Grade |
G300 G350 S275JR S355JR,SS400,ASTM36,S235jr,S235jo, Q2358 and Q345B etc. |
| Standard |
ASTM, ANSI, GB, DIN, JIS, EN, ISO. |
| Surface Treatment |
Hot Dip Galvanized, Painting or Black. |
| Length |
1-12m or as customer request |
| Technique |
Hot rolled/Cold Rolled/Galvanized |
| Custom services |
Cutting-Punching-Drilling |
| Packing |
By bundles with steel strips or as customer request |
| Application |
Crane Beam, Mechanical & manufacture, Steel, structure, Shipbuilding, Bridging, Automobile chassis. |
| H Beam Size and theoretical weight (GB) |
| Size(mm) |
Sectional dimension(mm) |
kg/m |
Size(mm) |
Sectional dimension(mm) |
kg/m |
| 100*100 |
100*100*6*8 |
17.2 |
175*90 |
175*90*5*8 |
18.2 |
| 125*125 |
125*125*6.5*9 |
23.8 |
200*100 |
198*99*4.5*7 |
18.5 |
| 150*150 |
150*150*7*10 |
31.9 |
200*100*5.5*8 |
21.7 |
| 175*175 |
175*175*7.5*11 |
40.4 |
250*125 |
248*124*5*8 |
25.8 |
| 200*200 |
200*200*8*12 |
50.5 |
250*125 |
250*125*6*9 |
29.7 |
| 200*204*12*12 |
56.7 |
300*150 |
298*149*5.5*8 |
32.6 |
| 250*250 |
250*250*9*14 |
72.4 |
300*150*6.5*9 |
37.3 |
| 250*255*14*14 |
82.2 |
350*175 |
346*174*6*9 |
41.8 |
| 300*300 |
294*302*12*12 |
85 |
350*175*7*11 |
50 |
| 300*300*10*15 |
94.5 |
400*200 |
396*199*7*11 |
56.7 |
| 300*305*15*15 |
106 |
400*200*8*13 |
66 |
| 350*350 |
344*348*10*16 |
115 |
450*150 |
450*150*9*14 |
65.5 |
| 350*350*12*9 |
137 |
450*200 |
446*119*8*12 |
66.7 |
| 400*400 |
388*402*15*15 |
141 |
450*200*9*14 |
76.5 |
| 394*398*11*18 |
147 |
500*200 |
496*199*9*14 |
79.5 |
| 400*400*13*21 |
172 |
500*200*10*16 |
89.6 |
| 400*408*21*21 |
197 |
506*201*11*19 |
103 |
| 414*405*18*28 |
233 |
600*200 |
596*119*10*15 |
95.1 |
| 150*100 |
148*100*6*9 |
21.4 |
600*200*11*17 |
106 |
| 200*150 |
194*150*6*9 |
31.2 |
606*201*12*20 |
120 |
| 250*175 |
244*175*7*11 |
44.1 |
700*300 |
692*300*13*20 |
166 |
| 300*200 |
294*200*8*12 |
57.3 |
700*300*13*24 |
185 |
| 350*250 |
340*250*9*14 |
79.7 |
800*300 |
792*300*14*22 |
191 |
| 400*300 |
390*300*10*16 |
107 |
800*300*14*26 |
210 |
| 450*300 |
440*300*11*18 |
124 |
900*300 |
890*299*15*23 |
213 |
| 500*300 |
482*300*11*15 |
115 |
900*300*16*28 |
243 |
| 488*300*11*18 |
129 |
912*302*18*34 |
286 |
| 600*300 |
582*300*12*17 |
137 |
|
|
|
| 588*300*12*20 |
151 |
|
|
|
| 594*302*14*23 |
175 |
|
|
|
| 100*50 |
100*50*5*7 |
9.54 |
|
|
|
| 125*60 |
125*60*6*8 |
13.3 |
|
|
|
| 150*75 |
150*75*5*7 |
14.3 |
|
|
|
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