|
Products under
business activities:
+ Plain round-shape steel bars:
- Under Japan Standard : JIS G3505
+ Round-shaped nodal steel bars under following various standards:
- Vietnam Standard : TCVN 6285-1997
|
Grade |
Yield point
(N/mm2) |
Tensile strength
(N/mm2) |
Elongation
(%) |
Bending Properties |
|
Bending Angle(0) |
Bending Radius(mm) |
|
CII |
300 min. |
500 min. |
19 min. |
180 |
1,5d |
|
CIII |
400 min. |
600 min. |
14 min. |
90 |
1,5d |
|
CIV |
600 min. |
900 min. |
6 min. |
45 |
1,5d |
- Japan Standard : JIS G3112
|
Grade |
Yield point
(N/mm2) |
Tensile strength
(N/mm2) |
Elongation
(%) |
Bending Properties |
|
Bending Angle(0) |
Bending Radius(mm) |
|
SD 295A |
295 min. |
440 ~ 600 |
16 min. |
180 |
1,5d with D <= 16 3d
with D > 16 |
|
SD 295B |
295 ~ 390 |
440 min. |
16 min. |
180 |
|
SD345 |
345 ~ 440 |
490 min. |
18 min. |
180 |
|
SD390 |
390 ~ 510 |
560 min. |
16 min. |
180 |
2,5d |
|
SD490 |
490 ~ 625 |
620 min. |
12 min. |
90 |
2,5d with D<= 25 3d
with
D < 25 |
- US Standard : ASTM A615-95b
|
Grade |
Yield point
(N/mm2) |
Tensile strength
(N/mm2) |
Elongation
(%) |
Bending Properties |
|
Bending Angle(0) |
Bending Radius(mm) |
|
Gr40 |
300 min. |
500 min. |
D10: 11min. D13,13,19:12 min. |
180 |
D10,13,16 : 1,75d
D19 : 2,5d |
|
Gr60 |
420 min. |
620 min. |
D10,13,16,19:9min. D22,25 : 8 min.
D29,32 : 7min. |
180 |
D10,13,16 : 1,75d
D19,22,25 : 2,5d D29,32,36 : 3,5d |
- UK Standard : BS4449-1988
|
Grade |
Yield point
(N/mm2) |
Tensile strength
(N/mm2) |
Elongation
(%) |
Bending Properties |
|
Bending Angle(0) |
Bending Radius(mm) |
|
Gr 250 |
250 min. |
(Rm/Re)min=1,1
|
22 min. |
45 bend & rebend test |
2,5d with D<= 16 3,5d
with D > 16 |
|
Gr 460A |
460 min. |
(Rm/Re)min=1,1 |
12 min. |
|
Gr 460B |
460 min. |
(Rm/Re)min=1,1
|
14 min. |
+ Various types of steel pipes
+ Cement
Annual average productivity is about 260,000 tons, of which:
- Constructive steel : 120,000 tons
- Figured Steels, pipes, plates : 20,000 tons
- Cement of various kinds : 120,000 tons
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