S355JR Carbon Steel Plate for Structural Engineering, Building Projects & Machinery Fabrication

S355JR Steel Plate Overview

S355JR is a structural carbon steel under EN 10025-2, widely used in load-bearing structures.
It offers good weldability, consistent strength, and stable mechanical properties for general construction applications.

Typical applications include:

• Building structures & workshops
• Machinery fabrication
• Bridge components
• Steel frames & platforms
• Storage tanks & equipment bases
• Shipbuilding auxiliary parts

Product Specifications

Product Name	S355JR Carbon Steel Plate
Production Process	Hot Rolling, Cold Rolling
Material Standards	AISI, ASTM, ASME, DIN, BS, EN, ISO, JIS, GOST, SAE, etc.
Width	100mm-3000mm
Length	1m-12m, or Customized Size
Thickness	0.1mm-400mm
Delivery Conditions	AR, N, TMCP, Q+T
Surface Process	Black, Shot-Blasted, Painted, Film-Coated

Chemical Composition (EN 10025-2 S355JR)

Element	Max / Range (%)
C	≤ 0.24
Si	≤ 0.55
Mn	≤ 1.60
P	≤ 0.035
S	≤ 0.035
N	≤ 0.012
Cu	≤ 0.55

Mechanical Properties of S355JR

Property	Requirement
Yield Strength	355 MPa (≤16 mm)
Tensile Strength	470–630 MPa
Elongation	≥ 20%
Charpy Impact	27 J @ +20°C

Yield strength decreases as thickness increases; we can provide exact values for your ordered size.

Available Stock Sizes

We supply S355JR steel plate stock in commonly used sizes to support urgent project needs.

Thickness	Width	Length	Status
6–20 mm	1500 / 1800 / 2000 mm	6000 mm	In Stock
25–50 mm	2000 mm	6000–12000 mm	Partial Stock
>50 mm	Customized	Customized	Made to Order

S355JR vs S355J0 / S355J2 — Which Grade Should You Use?

• S355JR → 27 J impact at +20°C
• S355J0 → 27 J at 0°C
• S355J2 → 27 J at -20°C

If your project is in warm regions (SEA, Middle East, Africa), S355JR is typically sufficient. For cold climates, consider S355J0 or S355J2.

Still unsure which grade is right for your specific environment? Consult our detailed guide S355JR / S355J2 / S355NL – What’s the Difference? for a full breakdown.

Processing Services (Cutting & Fabrication)

To support fabrication companies and EPC projects, We offer S355JR carbon steel plate customized according to your project requirements.

• S355JR plate cutting (flame, plasma, laser)
• Leveling, slitting and bending
• Beveling (V / Y / K types)
• Shot blasting & rust-prevention coating
• Customized length/width production
• Support for small trial orders

Certificates & Quality Assurance

We supply full documentation with every shipment:

• EN 10204 3.1 Mill Test Certificate (MTC)
• Compliance with EN 10025-2
• Dimensional tolerance per EN ISO 10051 / 10029
• Third-party inspection on request

Delivery Time & Export Packaging

• Regular stock: 7–10 days
• Customized sizes: 10–20 days
• Urgent orders: prioritized scheduling
• Export package: steel strips, waterproof wrapping, pallets, seaworthy loading

Why Customers Choose S355JR from CJM

Many engineering and construction companies prefer our supply due to:

• Reliable quality & weldability
• Stable inventory for fast dispatch
• Availability of thick plates and custom sizes
• Flexible MOQ
• Full MTC documentation
• Competitive factory price
• Professional export handling & on-time delivery

Request a Quote

The S355JR steel plate price varies by thickness, delivery condition, surface treatment, and order quantity. We offer EXW, FOB, CFR, CIF quotations with competitive factory price options.

Send us your size list to receive pricing for customized S355JR carbon steel plate or standard stock. Our team responds within 24 hours with S355JR steel plate availability, processing options, and delivery terms.

Q: What is your company’s main products/services?

A: We are a professional manufacturer for Carbon Steel, Alloy Steel and Profile products. We have the experience of steel business for more than 10 years and our products are exported to Mid East,South America,Southeast Asia,Africa,South and East Asia etc.

Q: Can I go to your factory for a visit?

A: Of course, we welcome customers from all over the world to visit our factory.

Q: What are your terms of payment?

A: 30% T/T deposite and 70% balance before shipment.

Q: What is your delivery time?

A: For stocks,we could transport the goods to loading port within 7 days after we received the deposit; For production,it usually takes about 15-30 days after receiving the deposit.

Q: Do you provide samples? Are they free or paid?

A: Samples are available for free,but the courier freight will be covered by customer account.

Q: Do you accept the third party inspection?

A:Yes, we fully accept ‌third-party inspections.

Q: Why should I buy from you not from other suppliers?

A: Integrating the superior resources of China’s steel industry, we provide customers with high-quality steel products at preferential prices, and can ensure that the goods are delivered to customers in a timely manner.

Q:How can you guarantee quality?

A: Always a pre-production sample before mass production;Always 100% inspected before shipment