30mm Steel Plate - S355JR/ Q345 Carbon Metal Hot Rolled Iron Black Steel Coil – Ruigang

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"Quality initially, Honesty as base, Sincere company and mutual profit" is our idea, in order to create repeatedly and pursue the excellence for Pickling Paste For Stainless Steel, Color Coated Galvanized Steel Coil, Deform Rebar, In addition, we would properly guide the customers about the application techniques to adopt our products and the way to select appropriate materials.
30mm Steel Plate - S355JR/ Q345 Carbon Metal Hot Rolled Iron Black Steel Coil – Ruigang Detail:

Product Details

Production Method: Hot rolling

Thickness: 6-300

Width: 2000mm-2500mm

Tensile Strength: 370MPa~480MPa

Machining Services: Rough Machining

Executive standard: European standard

Quality grade: A grade

Area shrinkage ψ(%): 17

Elongation δ5(%):17

Yield Strength: 355

SS400 specification

Q235/S235/SS400/A36

SS400 specification: thickness 6-300mm, whole board specification: width 2000*2500mm, length 8000mm*12000mm, special specifications can be customized!

SS400 steel plate implementation standard

SS400 delivery status: generally delivered in hot-rolled status, the specific delivery status should be indicated in the warranty book.

SS400 mechanical properties

mechanical properties

S235J2G3 tensile strength (σb/MPa): 340-470

S235J2G3 Yield point (σs/MPa): 235

S235J2G3 Elongation after fracture (δ5/%): 24

S235J2G3 Impact energy Akv -20 degrees: ≥27 J

S235J2G3 sample size: sample blank size is 18mm

SS400 Chemical Composition

Carbon C: ≤0.17

Silicon Si: ≤0.50

Manganese Mn: ≤1.40

Sulfur S: ≤0.035

Phosphorus P: ≤0.035

SS400 use

SS400 is often rolled into wire rod or round steel, square steel, flat steel, angle steel, I-beam, channel steel, window frame steel, etc., and medium and thick steel plates. It is widely used in construction and engineering structures. It is used to make steel bars or build factory building frames, high-voltage transmission towers, bridges, vehicles, boilers, containers, ships, etc. It is also widely used as mechanical parts that do not require high performance. C, D grade steel can also be used as some professional steel.

Executive standards: domestic GB/T, American standard ASTM, Japanese standard JIS, German standard DIN


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Our target is to consolidate and improve the quality and service of existing products, meanwhile constantly develop new products to meet different customers' demands for 30mm Steel Plate - S355JR/ Q345 Carbon Metal Hot Rolled Iron Black Steel Coil – Ruigang, The product will supply to all over the world, such as: Thailand, Thailand, Rwanda, With strong technical strength and advanced production equipment, and SMS people purposefully , qualified, dedicated spirit of enterprise. Enterprises took the lead through the ISO 9001:2008 international quality management system certification, CE certification EU ; CCC.SGS.CQC other related product certification. We look forward to reactivating our company connection.
  • The customer service staff is very patient and has a positive and progressive attitude to our interest, so that we can have a comprehensive understanding of the product and finally we reached an agreement, thanks!
    5 Stars By Sara from Kuala Lumpur - 2018.03.03 13:09
    With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
    5 Stars By Anna from Netherlands - 2017.05.02 18:28

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