DNV-GL Hull Structural Steel Plate

DNV-GL Hull Structural Steel Plate

Product:DNV-GL Hull Structural Steel Plate
Standard:DNV-GL
MOQ:3 Tons
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Description
Technical Parameters

DNV-GL Hull Structural Steel Plate


GL standard ship plate is the standard of Germanischer Lloyd and is used to manufacture steel plates for ships. These ship plates are widely used in the manufacturing of ships, marine structural parts, marine pipelines, and marine steel structures.

 

The grades of DNV-GL standard shipbuilding plates we can provide include

 

GL Steel Plate Grade

General Strength

GL-A

GL-B

GL-D

GL-E

High Strength

GL-A32

GL-D32

GL-E32

GL-F32

GL-A36

GL-D36

GL-E36

GL-F36

GL-A40

GL-D40

GL-E40

GL-F40

Extra Strength

GL-A420

GL-D420

GL-E420

GL-F420

GL-A460

GL-D460

GL-E460

GL-F460

GL-A500

GL-D500

GL-E500

GL-F500

GL-A550

GL-D550

GL-E550

GL-F550

GL-A620

GL-D620

GL-E620

GL-F620

GL-A690

GL-D690

GL-E690

GL-F690

 

 

 
DNV-GL standard marine steel sheet 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

 

 
DNV-GL standards ship steel plate  mechanical property

 

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

 

 
DNV-GL standards marine grade steel plate 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      

 

 
Dnv-GL standards shipbuilding steel plate dimensional deviation

 

nominal thickness(mm) The thickness deviation with following 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) The thickness deviation with following 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.

 

 
DNV-GL standards steel plates for shipbuilding product image

 

China marine steel sheet Distributors

 

 
GNEE group team photo

 

China marine sheet Manufacturers

 

 
GNEE group customer visit

 

China ship building steel plate manufacturer

 

 
GNEE Group participates in foreign steel exhibitions

 

China shipbuilding plates Suppliers

We guarantee the quality and quantity of DNV-GL Hull Structural Steel Platel. If you would like more information, please contact us!

 

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