Minimum yield 355 MPa and 490–630 MPa tensile strength for 36-strength hull structural steel.
Global Steel Supply & Processing
IACS UR W11 Rev.9 · EH36 / E36 · 355 MPa yield · −40°C Charpy
Send your EH36 steel plate sizes, nominated classification society, quantity and destination port. Receive a quotation based on the actual producing mill, class approval scope and required material tests.
*34 J minimum average longitudinal Charpy energy at −40°C for full-size specimens and plate thickness ≤50 mm; class requirements and sampling rules apply.
Select EH36 / E36 with the proper 355 MPa strength class, −40°C toughness, plate dimensions and approved producing works for your shipbuilding order.
| Steel grade | EH36 (E36 / HE36 in applicable hull steel designations) |
| Grade family | Higher-strength hull structural steel, 36 strength class, E-quality toughness |
| Technical basis | IACS UR W11 Rev.9 and the nominated Classification Society rules |
| Minimum yield strength | 355 MPa |
| Tensile strength | 490–630 MPa |
| Elongation | 21% minimum on the proportional gauge 5.65√S₀; test specimen rules apply |
| Impact temperature | −40°C for EH36 / E36 |
| Reference plate thickness | IACS UR W11 plate requirements primarily cover up to 100 mm; producing mill and Classification Society approval determine actual supply scope |
| Plate size | Thickness × width × length on your material schedule, subject to producing mill approval and availability |
| Delivery condition | Normalized (N) or thermo-mechanically rolled (TMCP), as applicable to the approved E36 plate route |
| Material documents | Heat analysis, tensile tests, −40°C Charpy results, heat traceability and nominated class certificate requirements |
| Quoted supply | EH36 grade, approved mill, class society, dimensions, inspection scope, quantity and destination port |
The nominated classification society, approved producing works, ordered plate thickness, heat treatment or TMCP route, and inspection scope govern final material acceptance.
Use the correct plate thickness band and specimen direction when specifying EH36 / E36 impact tests for your hull plate order.
| Nominal thickness | Impact temperature | Longitudinal min. avg. | Transverse min. avg. |
|---|---|---|---|
| t ≤ 50 mm | −40°C | 34 J | 24 J |
| 50 < t ≤ 70 mm | −40°C | 41 J | 27 J |
| 70 < t ≤ 100 mm | −40°C | 50 J | 34 J |
Minimum yield 355 MPa and 490–630 MPa tensile strength for 36-strength hull structural steel.
Specify longitudinal or transverse Charpy testing and the thickness-dependent average energy requirements.
Confirm producing steelworks approval for EH36, delivery condition, plate thickness and required classification documents.
Specify E36 fine-grain practice, heat analysis and weldability limits according to the actual approved mill and Classification Society.
| Element | IACS Reference Requirement |
|---|---|
| Carbon (C) | ≤ 0.18% |
| Manganese (Mn) | 0.90–1.60%* |
| Silicon (Si) | ≤ 0.50% |
| Phosphorus (P) | ≤ 0.035% |
| Sulfur (S) | ≤ 0.035% |
| Acid-soluble aluminium (Al) | ≥ 0.015% when Al grain refinement is used |
| Copper (Cu) | ≤ 0.35% |
| Chromium (Cr) | ≤ 0.20% |
| Nickel (Ni) | ≤ 0.40% |
| Molybdenum (Mo) | ≤ 0.08% |
The selected steelmaking practice may use aluminium, niobium, vanadium, titanium or an approved combination of grain-refining elements.
IACS Table 2 permits a reduced manganese minimum of 0.70% for plate ≤12.5 mm. Grain-refining element requirements and any class-approved composition variation depend on the actual producing mill and material certificate.
Source EH36 where your class-approved hull drawings call for 355 MPa minimum yield strength and E-quality −40°C impact performance.
EH36 plate for approved hull shell blocks, shell plating and welded structural members used in shipyard fabrication.
Use EH36 for engineered deck reinforcement, longitudinal structures and stiffened plate assemblies specified on your drawing.
Grade-traceable plate for hull shell areas where E-quality impact requirements are specified.
Material for deck plates, stiffened panels and hull longitudinal elements.
Welded bulkheads and frames following the approved shipyard material list.
Fabricated support members and webs for classed hull structures.
Replacement plate purchases matched to the vessel’s class repair procedure.
Batch-traceable plate shipments grouped by hull block and work schedule.
Send the plate dimensions, −40°C Charpy scope, mill/class requirements and planned port delivery.
Nominate your classification society and verify the producing works’ actual E36 approval scope, ordered thickness and −40°C inspection requirements.
Check the actual steelworks, approved E36 thickness range, delivery condition and valid society approval.
Specify required tensile, Charpy V-notch, chemical and supplemental inspections under class rules.
Link the plate identification, heat number, test records and material certificate to the shipyard order.
Review real plate surface, nominal thickness, edges and marking requirements before your marine plate purchase is finalized.
Surface quality, mill scale, plate identification and any protective treatment are specified in your order.
Nominal thickness, cut dimensions and inspection tolerances guide the acceptance plan.
IACS UR W11 Table 5 lists normalized or thermo-mechanically rolled supply for E36 steel plates. The approved mill, class and required thickness determine the actual order route.
Normalized (N) is a recognized E36 plate condition for approved shipbuilding orders.
TMCP (thermo-mechanical controlled processing) is a recognized E36 plate route within the approved works range.
For E36 steel plate up to 50 mm and above 50 to 100 mm, Table 5 lists N or TMCP delivery conditions.
Send your drawing and welding-related conditions for review against the supplied plate process.
| Product / practice | Nominal thickness | IACS W11 Rev.9 delivery condition |
|---|---|---|
| E36 plate / approved fine-grain practice | ≤50 mm | Normalized (N) or thermo-mechanically rolled (TMCP) |
| E36 plate / approved fine-grain practice | >50–100 mm | Normalized (N) or thermo-mechanically rolled (TMCP) |
| Sections only, with class approval | According to producing mill approval | As-rolled or controlled-rolled only where expressly accepted by the society for sections |
Coordinate class-specific E36 plate enquiries, approved mill documents, inspection requirements and export shipment details with our steel team.
Our actual annual steel output spans multiple steel product categories and supports planned purchasing programs.
Send your EH36 thickness and quantity list for an order-specific check of inventory or mill supply availability.
Review the approved producing works, normalized/TMCP route, −40°C Charpy documents and class certificate scope.
Arrange plate marking, material documents, packing requirements, shipment timing and destination port in one enquiry.
BAOSTEEL METAL reports 8 million metric tons of actual annual steel production across its product portfolio, a 500,000 m² factory area and over 1,000 employees. EH36 supply requires confirmation of the actual producing steelworks’ E36 approval and ordered plate thickness.
Our regular company-wide inventory covers multiple steel products. Submit your EH36 plate schedule and nominated class for a current availability and producing mill approval check.
Your order can specify chemical analysis, 355 MPa minimum yield strength, 490–630 MPa tensile strength and −40°C Charpy results under the nominated classification society’s material rules.
Calculate nominal EH36 hull plate tonnage from your shipyard sizes before sending your material enquiry.
Nominal plate density: 7,850 kg/m³. Commercial tonnage follows the agreed measurement and contract.
Include EH36 / E36, plate thickness, class society, −40°C test scope and the required quantity for each plate size.
Share your shipyard plate schedule and approved project documents for review.
Share your hull plate profiles, cut sizes, drilling requirements and edge preparation drawings. Available processing methods and tolerances are reviewed with the quotation.
Cutting suitability assessed against thickness and the requested plate profile.
Thermal cutting routes reviewed for the part size, plate condition and edge requirements.
Finished drilling details and prepared edges quoted with your shipyard drawings.
Send your EH36 material list, class documentation requirements, shipment volumes and destination port. Your quotation will confirm material marking, packing, handling and delivery arrangements.
Compare strength classes and class-specific Charpy temperatures. Select the grade stated in your approved shipbuilding drawings.
Strength and Charpy requirements are grade-specific. Select the material required by the approved hull drawing and nominated class rules.
355 MPa minimum yield, with 0°C reference Charpy testing.
View grade →355 MPa minimum yield, with −20°C reference Charpy testing.
View grade →355 MPa minimum yield, with −40°C reference Charpy testing.
EH36 / E36 is a 355 MPa minimum yield grade, with 490–630 MPa tensile strength and 21% proportional-gauge minimum elongation under IACS UR W11 Rev.9.
EH36 is tested at −40°C. For full-size specimens, minimum average longitudinal energy is 34 J through 50 mm, 41 J above 50 to 70 mm and 50 J above 70 to 100 mm, subject to applicable class rules.
IACS W11 Table 5 specifies normalized or TMCP E36 steel plate delivery up to 100 mm within approved mill and class conditions.
State the nominated society, actual producing mill, thickness and testing scope. Confirm current mill approval, heat identification, impact records and the required class material certificate.
Send grade EH36, dimensions, tonnage, classification society, −40°C Charpy requirements, requested delivery date, inspection scope and port of destination.
Send your required grade, dimensions, quantity and destination. Our team will review the inquiry.