Marine Steel Plate

We at Shandong Xinpeng Steel supply marine-grade steel plates manufactured to meet shipbuilding and offshore engineering standards. Our plates are widely used in the construction of oceangoing vessels, coastal and inland ships, fishing vessels, and marine structures. We offer a full range of grades, thicknesses, widths, and treatments to meet your project requirements

✅ Over 20,000 tons of marine steel plates in stock
✅ Grades: A–E36, AH32–EH40, high-strength and extra-high-strength
✅ Thickness range: 5–80 mm
✅ Certified by ABS, LR, BV, DNV, CCS
✅ Ready for prompt delivery worldwide

Specifications & Sizes

ParameterRange / Detail
Thickness2 mm – 150 mm (or more upon request)
Width800 mm – 5300 mm
LengthCut-to-length, or supply in sheets/coils as per project needs
GradesA, B, D, E; AH / DH / EH / FH series (32, 36, 40…)
StandardsABS, LR, BV, DNV, CCS, GL, KR, NK, RINA, GB 712…
Edge ConditionRough edge / trimmed / cut edge
Delivery ConditionAs-rolled (AR), Controlled rolling / normalizing / TMCP / Q (quenched & tempered) options available
Plate FormSheets, coils, open plate, full plate, marine cut plate

Performance indicators

Mechanical properties of general strength steel and high strength steel

Grade
Upper yield
ReH/MPa
tensile strength
Elongation at breakA
Test temperature℃
Impact energy Akv,J
thickness,mm
Rm/ MPa
%
≤50
>50~70
>70~100
Vertical
Horizontal
Vertical
Horizontal
Vertical
Horizontal
A
≥235
400~520
≥22
20
≥34
≥24
≥41
≥27
B
0
≥27
≥20
D
-20
E
-40
A32
≥315
440~570
0
≥31
≥22
≥38
≥26
≥46
≥31
D32
-20
E32
-40
F32
-60
A36
≥355
490~630
≥21
0
≥34
≥24
≥41
≥27
≥50
≥34
D36
-20
E36
-40
F36
-60
A40
≥390
510~660
≥20
0
≥41
≥27
D40
-20
E40
-40
F40
-60
 

Certified Quality for Global Shipyards

✅Classification societies: ABS, LR, BV, DNV, CCS

✅Inspection & testing: Mill Test Certificate (EN 10204 3.1/3.2), ultrasonic test, third-party inspections (SGS, BV, Intertek)

✅Standards: ASTM A131, EN, GB/T

Major Project References

Ship Type Steel Grade Supply Quantity (tons/year) Thickness (mm)
Bulk Carrier A–E36 300,000 / year 5–65
1110–16,000 TEU Container Vessel A–E36 400,000 / year 5–60
Oil Tanker A–E36 200,000 / year 5–60
3,750–16,500 DWT Chemical Tanker A–E36 50,000 / year 5–60
300,000–400,000 DWT VLOC Ore Carrier A–E36 100,000 / year 5–60
Ro-Ro / Car Carrier A–E36 50,000 / year 5–60
Project Name Steel Grade Quantity (tons) Thickness (mm)
Jack-up & Semi-submersible Platforms (Singapore, Philippines, Kazakhstan), 2011 delivery of 136,000 tons A–E36, EQ51, EQ56, EQ70 750,000 5–76
Cylindrical Platforms, GM4000 Semi-submersible, SUPERM2 Jack-up, OCTABUOY Octagonal Storage Platform A–EQ43, EQ51, EQ56 56,485 6–60
Jacket Platforms – Weizhou Project, Qinzhou Project, Liwan 3-1 Project A, D36 2,957 6–50
Schahin (Brazil) 4th Generation DP Semi-submersible Drilling Platform A36–E36 5,570 6–58
Offshore Oil 201 Pipe-laying Vessel A–E36 7,922 6–60
“Huaerchen” Offshore Wind Power Installation Catamaran A36, E420 2,362 6–60
Fully Pressurized LPG Tank E500 735 28, 48
DSJ300 Jack-up Platform A32–E550 3,230 5–80

Looking for Certified Marine Steel?

✅ ABS / LR / BV / DNV / CCS Certified
✅ Fast Delivery from Stock & Customized Orders
✅ Mill Certificates & Test Reports Provided

Get in Touch with Us

Have a project in mind or need a quotation? Fill out the form below and our sales team will contact you within 24 hours.