|
COMPARATIVE
CHART OF TMT BARS WITH ISI STANDARD
|
|
SIZE
|
SPEC. Gr./m
|
ISI STANDARD
|
SEL SUPER
|
|
Tolrance
Limit as per IS Grams / m
|
Per. Wt. Var.
Gr. / m
|
Indv. Sample
% var.
|
Weight
Tolerance Grams / m
|
Wt. Var. Gr.
/ m
|
Indv. Sample
% var.
|
| 8mm |
395 |
367
to 423 |
56 |
±7 |
370
to 402 |
32 |
±4 |
| 10mm |
617 |
574
to 660 |
86 |
±7 |
578
to 616 |
38 |
±3 |
| 12mm |
888 |
844
to 932 |
88 |
±5 |
856
to 892 |
36 |
±2 |
| 16mm |
1580 |
1501
to 1659 |
158 |
±5 |
1528
to 1592 |
64 |
±2 |
| 20mm |
2470 |
2396
to 2544 |
148 |
±3 |
2435
to 2485 |
50 |
±1 |
| 25mm |
3850 |
3735
to 3965 |
230 |
±3 |
3798
to 3876 |
78 |
±1 |
| 28mm |
4830 |
4685
to 4975 |
290 |
±3 |
4764
to 4860 |
96 |
±1 |
|
| |
|
MECHANICAL
PROPERTIES ( FE 415 ) GRADE ( IS-1786) / SEL SUPER
|
|
TEST
|
ISI STANDARD
|
SEL SUPER
|
| 0.2
% Proof Stress |
415.0
N/mm2 |
530
N/mm2 |
| Tensile
Strength |
485
N/mm2 |
560
to 585 N/mm2 |
| %age
Elogation (min) |
14.5% |
21.0% |
| Bend
Test |
| Upto
Incl. |
22mm
3D |
| Over |
22mm
4D |
|
Satisfies
Bend Test |
| Rebend
Test |
| Upto
Incl. |
22mm
5D |
| Over |
22mm
6D |
|
Satisfies
Rebend Test |
|
| |
-
Better fatigue
strength, 100%
weldibility,
excellent
Bendibility,
strong & extra
casting grip
with Cement.
-
Better Control
on Chemical
Composition
with Automatic
Rolling
Scientific
Design for
Better
Quality.
-
Tensile
strength 20%
extra compared
to ISI.
-
Cold twisting
deformed &
high speed for
better
Elasticity.
-
Product
approved by
PGCIL, DGS &
D, NTPC &
International
inspection
Agency.
-
Best quality
steel from
Virgin process
not the
Recycle Steel.
|
|
|
|
|
|
|
|
|
"click the
certificate for
an enlarge one" |
|
| |
