A girder is a support beam used in It is the main horizontal support of a structure which supports smaller beams. Girders often have an H & I BEAM cross section composed of two load-bearing flanges separated by a stabilizing. H-beams are shaped like an H. H-beam is a structural beam made of rolled steel. It is incredibly strong. It gets its name because it looks like a capital H over its cross section. An l -beam is shaped like an I. The I beam consists of two horizontal planes, known as flanges, connected by one vertical component, or the web. I-beam has edges and it gets its name from the fact that it looks like a capital I. when you see it from its cross section. With an I-beam, the height of the cross section is higher than the width of its flange.
| Size(Inches) | No | Weight Kg/Ft |
| GIRDER | ||
| 5 x 3 | <40> | 1.170 |
| 6 x 4 | <90> | 1.300 |
| 6 x 4 | <130> | 1.600 |
| 6 x 4 | <225> | 1.850 |
| 7 x 4 | <265> | 1.950 |
| 7 x 4 | <275> | 2.300 |
| 8 x 4 | <400> | 2.500 |
| 8 x 4 | <500> | 2.900 |
| Size(Inches) | No | Weight Kg/Ft |
| H-BEAMS | ||
| 4 X 4 | <9000> | 6.000 |
| 5 X 5 | <9200> | 7.000 |
| 6 X 6 * | <9300> | 8.500 |
| 6 X 6 | <9400> | 10.000 |
| 8 X 8 | <9600> | 15.700 |
| 10 X 10 | <9800> | 24.000 |
| Size(Inches) | No | Weight Kg/Ft |
| I-BEAM LOCAL | ||
| 4 x 2 | <2200> | 2.100 |
| 6 3/8 x 3 | <2750> | 4.600 |
| 8 x 4 * | <2770> | 6.350 |
| 8 x 4 * | <2780> | 7.700 |
| Size(Inches) | No | Weight Kg/Ft |
| I-BEAM HEAVY | ||
| 6 x 3 | <1000> | 5.100 |
| 8 x 4 | <1200> | 6.800 |
| 8 x 4 | <1225> | 8.100 |
| 10 x 5 | <1300> | 11.500 |
| 12 x 5 | <1400> | 14.000 |
| 12 x 6 | <1800> | 16.500 |
| 14 x 6 | <2110> | 23.500 |
| 16 x 6 | <2910> | 28.500 |
| 18 x 7 | <3310> | 33.500 |