SNI Product specification
These specifications are described for reinforcement steel as per SNI 07-2052-2017 and equivalent to JIS G 3112 and ASTM A615
Plain Rounds (in mm) |
: 8,10,12,14,16,19,22,25,28 and 32 |
Deformed Bars (in mm) |
: 8,10,13,16,19,22,25,29 and 32 |
Steel Grade |
Tensile Test |
Bend Test |
Ratio TS/YS |
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Yield Strength (YS) |
Tensile Strength (TS) |
Elongation in 200 mm, Min. |
Rounded Corner |
Arch Diameter |
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MPa |
MPa |
% |
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mm |
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BjTP 280 |
Min. 280 |
Min. 350 |
11 (d ≤ 10 mm) |
180° |
3.5d (d ≤ 16 mm) |
- |
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Maks. 405 |
12 (d ≥12 mm) |
180° |
5d (d ≥ 19 mm) |
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BjTS 280 |
Min. 280 |
Min. 350 |
11 (d ≤ 10 mm) |
180° |
3.5d (d ≤ 16 mm) |
Min. 1.25 |
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Maks. 405 |
12 (d ≥13 mm) |
180° |
5d (d ≥ 19 mm) |
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BjTS 420A |
Min. 420 |
Min. 525 |
9 (d ≤ 19 mm) |
180° |
3.5d (d ≤ 16 mm ) |
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Maks. 545 |
8 (22 ≤ d ≤ 25 mm) |
180° |
5d (19 ≤ d ≤ 25 mm) |
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7 (d ≥ 29 mm) |
180° |
7d (29 ≤ d ≤ 36 mm) |
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90° |
9d (d > 36 mm) |
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BjTS 420B |
Min. 420 |
Min. 525 |
14 (d ≤ 19 mm) |
180° |
3.5d (d ≤ 16 mm ) |
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Maks. 545 |
12 (22 ≤ d ≤36 mm) |
180° |
5d (19 ≤ d ≤ 25 mm) |
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10 (d > 36 mm) |
180° |
7d (29 ≤ d ≤ 36 mm) |
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90° |
9d (d > 36 mm) |
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BjTS 520 |
Min. 520 |
Min. 650 |
7 (d ≤ 25 mm) |
180° |
5d (d ≤ 25 mm) |
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Maks. 645 |
6 (d ≥ 29 mm) |
180° |
7d (29 ≤ d ≤ 36 mm) |
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90° |
9d (d > 36 mm) |
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BjTS 550 |
Min. 550 |
Min. 687,5 |
7 (d ≤ 25 mm) |
180° |
5d (d ≤ 25 mm) |
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Maks. 675 |
6 (d ≥ 29 mm) |
180° |
7d (29 ≤ d ≤ 36 mm) |
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90° |
9d (d > 36 mm) |
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BjTS 700 |
Min. 700 |
Min. 805 |
7 (d ≤ 25 mm) |
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180° |
5d (d ≤ 25 mm) |
Min. 1.15 |
Maks. 825 |
6 (d ≥ 29 mm) |
180° |
7d (29 ≤ d ≤ 36 mm) |
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90° |
9d (d > 36 mm) |
AS/NZS 4671 Product specification
These specifications are described for reinforcement steel as per AS/NZS 4671:2001
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Preferred diameter 300E |
: 12,16 mm |
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Preferred diameter 500N |
: 12,16,20,24,28,32 mm. |
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Chemical & Mechanical properties as per AS/NZS 4671:2001 |
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COMPOSITION OF REINFORCING STEELS |
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Type of analysis |
Chemical composition, % max. |
Carbon equivalent value (Ceq) for standard grades |
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All grades |
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C |
P |
S |
250N |
500L |
500N |
300E |
500E |
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Cast analysis |
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0.22 |
0.050 |
0.050 |
0.43 |
0.39 |
0.44 |
0.43 |
0.49 |
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Product analysis |
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0.24 |
0.055 |
0.055 |
0.45 |
0.41 |
0.46 |
0.45 |
0.51 |
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CHARACTERISTIC MECHANICAL PROPERTIES OF REINFORCING STEELS |
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Property |
250N |
500L |
500N |
300E |
500E |
Type of specified value |
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(Note 1) |
(Note 2) |
(Seismic) |
(Seismic) |
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Yield stress (MPa) R ek.L |
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≥ 250 |
≥ 500 |
≥ 500 |
≥ 300 |
≥ 500 |
CvL: p = 0.95 |
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R ek.U |
- |
≤ 750 |
≤ 650 |
≤ 380 |
≤ 600 |
CvU: p = 0.05 |
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Ratio , Rm/Re |
≥ 1.08 |
≥ 1.03 |
≥ 1.08 |
≥ 1.15 |
≥ 1.15 |
CvL: p = 0.90 |
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- |
- |
- |
≥ 1.50 |
≥ 1.4 0 |
CvU: p = 0.10 |
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Uniform elongation A gt(%) |
≥ 5.0 |
≥ 1.5 |
≥ 5.0 |
≥ 15.0 |
≥ 10.0 |
CvL: p = 0.90 |
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NOTES: |
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1. Grade 250N may be supplied as plain round reinforcing steel complying with AS 3679.1, except that the tolerance on the diameter and roundness does not apply. |
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2. For 500L steels, the only requirement for d < 5.0 mm is Rek.L ≥ 500 MPa. |
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Straight Bars for Concrete Reinforcement
These specifications are described for bar in coil and bars as per SNI 07-2052-2017, SNI-07-0954-2005 and equivalent to JIS G 3112
Plain Rounds (in mm) |
: P6,P8,P10, P12 and P14 (polos) |
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Mechanical Properties as per SNI-07-0954-2005 |
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Note |
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1. Bend test results should not be located on the outer side of the arch. |
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2. 1 Kgf / mm2 = 9.8 N/mm2
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Mechanical Properties as per SNI 07-2052-2017 |
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