We are and NV/D40 plate supplier


Gangsteel export DNV DH40 and NV/D40 steel plate. DNV DH40 is Higher-strength DNV shipbuilding steel Grade. NV/DH40 shipbuilding steel equal grade


Keywords: DNV/DH40 Steel plate, DNV Grade DH40, DNV grade DH40 steel properties, , DNV grade DH40 forged steel, DNV grade DH40 steel



Adopt Standard: DNV

DNV steel grade: DNV DH40 steel grade


DNV Grade DH40 and NV/D40 Steel plate Speciation:
Thickness: 6mm to 240mm,
Width: 1500mm to 4020mm

Length: 3000mm to 27000mm.
the max weight is 36MT/PCS.

In Z test, GL EH32 Z15, GL EH32 Z25, GL EH32 Z35
UT test: S0E1,S1E2,S2E3 and other standard which be required by customers.


Henan Gang iron and steel co., Ltd is specialized at steel plate which beyond nine classification society approval. We have cooperated with LR, DNV, CCS, ABS, BV, GL, NK, KR, and RINA to do the third party inspection to promise for our customers.


Gangsteel exported DNV DH40 steel material directly from our mill in the competitive price from sales department. Each plate has the Mill Test EN10204 3.2 Version.


We sincerely hope old and new customers to visit our mill for a long steel business


DNV Grade DH40 and NV/D40 Steel plate Chemical composition heat analysis

Element DNV DH40 Max % Element DNV DH40 max %
C 0.18 Ni 0.40
Mn 0.90-1.60 Mo 0.08
Si 0.10-0.50    Al 0.020-0.085
S 0.035    Nb 0.20-0.05
P 0.035 V 0.05-0.10
Cu 0.35 Ti 0.02
   Cr  0.20 N



DNV Grade DH40 and NV/D40 Steel plate Mechanical properties

Grade Thickness Yield Strength Strength Impact Energy
(mm) MPa (min) MPa % (min) (KV J) (min)
-20 degree
DNV DH40 8-240 390 510-660 20 41J

Note: the impact energy under less 50mm thickness


If you have any need in DNV Grade DH40 and NV/D40 Steel plate, please feel free to contact us soon.


DNV Grade DH40 and NV/D40 Steel plate supplier