1.The shipbuilding plates we manufacture with follow
specifications: - Thickness:3~200 mm
- Width:1500~4000 mm
- Length:5000~18000 mm
2.Hot Rolled Medium Steel Shipbuilding Plate:
Capable Classification Society Quality Authentication: LR, ABS, NK,
GL, DNV, BV, KR, RINA, CCS
Hot rolled high-strength shipbuilding plate: AH32, AH36, DH32,
DH36, EH32, EH36, AH40, DH40. I) Grade and Chemical Composition (%) | Grade | C%≤ | Mn % | Si % | p % ≤ | S % ≤ | Al % | Nb % | V % | | A | 0.22 | ≥ 2.5C | 0.10~0.35 | 0.04 | 0.40 | — | — | — | | B | 0.21 | 0.60~1.00 | 0.10~0.35 | 0.04 | 0.40 | — | — | — | | D | 0.21 | 0.60~1.00 | 0.10~0.35 | 0.04 | 0.04 | ≥0.015 | — | — | | E | 0.18 | 0.70~1.20 | 0.10~0.35 | 0.04 | 0.04 | ≥0.015 | — | | | A32 D32 E32 | 0.18 | 0.70~1.60 0.90~1.60 0.90~1.60 | 0.10~0.50 | 0.04 | 0.04 | ≥0.015 | — | — | | A36 D36 E36 | 0.18 | 0.70~1.60 0.90~1.60 0.90~1.60 | 0.10~0.50 | 0.04 | 0.04 | ≥0.015 | 0.015~0.050 | 0.030~0.10 |
Mechanical Properties: Grade | Thickness
(mm) | Yieldpoint
(Mpa) ≥ | Tensile Strength
(Mpa) | Elongation
（%）≥ | V-impact test | Cold Bend Test | Temperature
（℃） | Average AKV
A kv /J | b=2a
180° | b=5a
120° | | lengthways | crosswise | | ≥ | | A | ≤50 | 235 | 400~490 | 22 | — | — | — | d=2a | — | | B | 0 | 27 | 20 | — | d=3a | | D | -10 | | E | -40 | | A32 | ≤50 | 315 | 440~590 | 22 | 0 | 31 | 22 | — | d=3a | | D32 | -20 | | E32 | -40 | | A36 | ≤50 | 355 | 490~620 | 21 | 0 | 34 | 24 | — | d=3a | | D36 | -20 | | E36 | -40 |
II) Available Specifications | Variety | Thickness (mm) | Width (mm) | Length / inner diameter (mm) | | Shipbuilidng plate | cutting edges | 6~50 | 1500~3000 | 3000~15000 | | non- cutting edges | 1300~3000 | | Shipbuilidng coil | cutting edges | 6~20 | 1500~2000 | 760+20~760-70 | | non-cutting edges | 1510~2010 |
Theoretical weight | Thickness (mm) | Theoretical Weight | | Thickness (mm) | Theoretical Weight | | kg/ft2 | kg/m2 | kg/ ft2 | kg/m2 | | 6 | 4.376 | 47.10 | 25 | 18.962 | 196.25 | | 7 | 5.105 | 54.95 | 26 | 20.420 | 204.10 | | 8 | 5.834 | 62.80 | 28 | 21.879 | 219.80 | | 10 | 7.293 | 78.50 | 30 | 23.337 | 235.50 | | 11 | 8.751 | 86.35 | 32 | 25.525 | 251.20 | | 12 | 10.21 | 94.20 | 34 | 26.254 | 266.90 | | 14 | 10.939 | 109.90 | 35 | 27.713 | 274.75 | | 16 | 11.669 | 125.60 | 40 | 29.172 | 314.00 | | 18 | 13.127 | 141.30 | 45 | 32.818 | 353.25 | | 20 | 14.586 | 157.00 | 48 | 35.006 | 376.80 | | 22 | 16.044 | 172.70 | 50 | 36.464 | 392.50 | | 24 | 18.232 | 188.40 | | | |
III) Dimensional Deviation | Nominal Thickness（mm） | Thickness Deviation per Given Width (mm) | | ≤1200 | >1200~1500 | >1500~1800 | >1800 | | >6.0~8.0 | ±0.29 | ±0.30 | ±0.31 | ±0.35 | | >8.0~10.0 | ±0.32 | ±0.33 | ±0.34 | ±0.35 | | >10.0~12.0 | ±0.35 | ±0.36 | ±0.37 | ±0.43 |
| Nominal Thickness（mm） | Minus Deviation (mm) | Thickness Deviation per Given Width (mm) | | > 1000 ~1200 | > 1200 ~1500 | > 1500 ~1700 | > 1700 ~1800 | > 1800 ~2000 | > 2000 ~2300 | > 2300 ~2500 | > 2500 ~2600 | 2600 ~2800 | > 2800 ~3000 | | >12~25 | -0.8 | +0.2 | +0.2 | +0.3 | +0.4 | +0.6 | +0.8 | +0.8 | +1.0 | +1.1 | +1.2 | | >25~30 | -0.9 | +0.2 | +0.2 | +0.3 | +0.4 | +0.6 | +0.8 | +0.9 | +1.0 | +1.1 | +1.2 | | >30~34 | -1.0 | +0.2 | +0.3 | +0.3 | +0.4 | +0.6 | +0.8 | +0.9 | +1.0 | +1.2 | +1.3 | | >34~40 | -1.1 | +0.3 | +0.4 | +0.5 | +0.6 | +0.7 | +0.9 | +1.0 | +1.1 | +1.3 | +1.4 | | >40~45 | -1.2 | +0.4 | +0.5 | +0.6 | +0.7 | +0.8 | +1.0 | +1.1 | +1.2 | +1.4 | +1.5 |
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