Q345r Boiler Steel Plates - S355JR/ Q345 Carbon Metal Hot Rolled Iron Black Steel Coil – Ruigang

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We stick to our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create more value for our customers with our rich resources, advanced machinery, experienced workers and excellent services for A36 Hot Rolled Steel Sheet, Mild Steel Sheet Astm A285 Grade C, 4x8 Steel Plate, If you have the requirement for any of our products, please contact us now. We are looking forward to hearing from you soon.
Q345r Boiler Steel Plates - 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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With state-of-the-art technologies and facilities, strict good quality regulate, reasonable cost, exceptional assistance and close co-operation with prospects, we're devoted to supplying the top benefit for our customers for Q345r Boiler Steel Plates - S355JR/ Q345 Carbon Metal Hot Rolled Iron Black Steel Coil – Ruigang, The product will supply to all over the world, such as: Armenia, Hamburg, Chicago, Our company will continue to adhere to the " superior quality, reputable, the user first " principle wholeheartedly. We warmly welcome friends from all walks of life to visit and give guidance, work together and create a brilliant future!
  • This company has the idea of "better quality, lower processing costs, prices are more reasonable", so they have competitive product quality and price, that's the main reason we chose to cooperate.
    5 Stars By Ruby from Chile - 2018.02.08 16:45
    This is a very professional wholesaler, we always come to their company for procurement, good quality and cheap.
    5 Stars By Candy from America - 2018.09.08 17:09

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