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| Following are the sizes of Channel:- |
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| M.S. CHANNELS |
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| Size | Weight in Kgs. | Weight in Kgs. | | in mm | Per Feet | Per Mtr. | | 75 x 40 | 2.172 | 7.126 | | 100 x 50 | 2.925 | 9.597 | | 125 x 65 | 3.992 | 13.098 | | 150 x 75 | 5.120 | 16.799 | | 175 x 75 | 5.973 | 19.597 | | 200 x 75 | 6.796 | 22.298 | | 250 x 80 | 9.326 | 30.599 | | 300 x 90 | 11.063 | 36.298 | | 400 x 100 | 15.270 | 50.300 | |
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| Channels manufactured by JINDAL are represented by Web Height, Flange Width & Section Weight. |
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| JINDAL |
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| Channels |
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| Sr. No. | Depth(mm)xFlange(mm)xSectional Weight(kg/m) | | 1 | ISMC 250 X 80 X 30.6 | | 2 | ISMC 250 X 82 X 34.2 | | 3 | ISMC 250 X 83 X 38.1 | | 4 | ISMC 250 X 83 X 38.1 | | 5 | ISMC 300 X 90 X 36.3 | | 6 | ISMC 300 X 92 X 41.5 | | 7 | ISMC 300 X 93 X 46.2 | | 8 | ISMC 400 X 100 X 50.1 | |
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| There are Primary & Secondary Producers |
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| Primary Producers:- |
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| Primary Producers are those who have fully integrated plants. |
| That means the plants which have their own sources of Iron-ore, Blast furnace, Sponge |
| iron plant, Power plant & Finished product plant. |
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| In INDIA there are 3 primary producers: - |
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| 1) SAIL |
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| 2) VIZAG |
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| 3) JINDAL |
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| SAIL (Steel Authority of India Limited) |
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| Structural |
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| Sizes & Section weight of Beams/ Joists, Channels and Angles |
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| Section | Dimensions | Sectional Weight | Length | | | mm | kg/m | m | | Channels | Bhilai Steel Plant | | 75 x 40 x 4.8 | 7.14 | 10 to 12 | | 100 x 50 x 5 | 9.56 | | | | Durgapur Steel Plant | | 125 x 65 x 5.3 | 13.1 | 10 to 11.5 | | 125 x 66 x 6 | 13.7 | for all dimensions | | 150 x 75 x 5.7 | 16.8 | | | 150 x 76 x 6.5 | 17.7 | | | 175 x 75 x 6 | 19.6 | | | 200 x 75 x 6.2 | 22.3 | | | 200 x 76 x 7.5 | 24.3 | | | | Bhilai Steel Plant | | 250 x 82 x 9 | 34.2 | 10 to 12 | | 300 x 90 x 7.8 | 36.3 | for all dimensions | | 400 x 100 x 8.8 | 50.1 | | |
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| GRADES :- |
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| Structurals are manufactured as per following grades in SAIL :- |
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| Common Grades: IS 2062/1999 and SAILMA |
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| Structurals are also available in the following foreign specifications |
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| ASTM-A-36, JIS-G-3101-SS400, BS-4360 Grades 40A, 43A, 43B, 43C, |
| 50B, 50C, EN-10025, |
| Grades S-275 JO, JR, S-355 JO, JR, DIN-17100 ST 37.2/44.2 |
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| VIZAG (RINL: - RASHTRIYA ISPAT NIGAM LIMITED ) |
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| Channels |
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| Sr. No. | Side(mm) x Side(mm) x Thickness(mm) | Section Wt.(Kg/m) | | 1 | MC *40 X 32 X 5 | 4.82 | | 2 | MC 75 X 40 X 4.8 | 7.14 | | 3 | MC 100 X 50 X 5 | 9.56 | | 4 | MC 125 X 65 X 5.3 | 13.1 | | 5 | MC 150 X 75 X 5.7 | 16.8 | |
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| GRADES |
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| Sectional Properties as per:- |
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| For Channels :- | IS :808 - 1989 / IS :3954 - 1981 | |
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| Tolerance as per:- |
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| For Channels :- | IS :1852 - 1985 / IS :3954 - 1981 | |
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| Grades as per:- |
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| For Channels :- | IS :2062 :E250 A - 2006 | |
