JINBAICHENG Metal Materials Co., Ltd

2021 New Style Stainless Steel Sheet 304 - Factory Supply High Purity Alloy Plate – JINBAICHENG

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2021 New Style Stainless Steel Sheet 304 - Factory Supply High Purity Alloy Plate – JINBAICHENG Detail:

Structural components

Brand C Si Mn P S V Nb Al Ti
Q345A ≤0.20 ≤0.55 1.00-1.60 ≤0.045 ≤0.045 0.02-0.15 0.015-0.060   0.02-0.20
Q345B ≤0.20 ≤0.55 1.00-1.60 ≤0.040 ≤0.040 0.02-0.15 0.015-0.060   0.02-0.20
Q345C ≤0.20 ≤0.55 1.00-1.60 ≤0.035 ≤0.035 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20
Q345D ≤0.18 ≤0.55 1.00-1.60 ≤0.030 ≤0.030 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20

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Alloy plate2
Alloy plate3
Alloy plate

Physical Properties

Brand Mechanical properties
12Mn2A Thickness ≤ 4mm steel plate Thickness >4mm steel plate Brinell hardness HBW No greater than
  Tensile strength Rm N/m ㎡ Elongation after break A11.3% Not less than Tensile strength Rm N/m ㎡  Elongation after break A11.3% Not less than
12Mn2A 390-570 22 390-570 23 —-
45Mn2A 590-835 12 590-835 13 - -
20CrA 390-590 18 390-590 20  
38CrA 540-735 16 540-735 18 —-
40CrA 540-735 14 540-730 16
20CrMnSiA 490-685 18 490-685 21
25CrMnSiA 570-720 18 570-720 20 229
30CrMnSiA 540-735 16 540-735 19 229
35CrMnSiA 590-785 14 590-785 16 -
18CrMn2MoBA 440-640 20 440-640 22 217
30CrSiMoVA QQ709023242 - - - 217

Typical applications

According to the professional use, there are plates for oil drums, enamel plates, bullet-proof plates, etc.; according to the surface coating layer, there are galvanized thin plates, tin-plated thin plates, lead-plated thin plates, plastic composite steel plates, etc.

Main products

1. Classification by thickness: (1) thin plate; (2) medium plate; (3) thick plate; (4) extra thick plate.

2. Classification by production method: (1) hot-rolled steel sheet; (2) cold-rolled steel sheet.

3. Classification by surface characteristics: (1) galvanized sheet (hot dip galvanized sheet, electro galvanized sheet); (2) tin-plated sheet; (3) composite steel sheet; (4) color coated steel sheet.

4. Classification by application: (1) Bridge steel plate; (2) Boiler steel plate; (3) Shipbuilding steel plate; (4) Armor steel plate; (5) Automobile steel plate; (6) Roofing steel plate; (7) Structural steel plate; (8) Electrical steel plate (silicon steel sheet); (9) Spring steel plate; (10) Other common Japanese grades of steel plates for general and mechanical structures.


Product detail pictures:

2021 New Style Stainless Steel Sheet 304 - Factory Supply High Purity Alloy Plate – JINBAICHENG detail pictures

2021 New Style Stainless Steel Sheet 304 - Factory Supply High Purity Alloy Plate – JINBAICHENG detail pictures

2021 New Style Stainless Steel Sheet 304 - Factory Supply High Purity Alloy Plate – JINBAICHENG detail pictures


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With a positive and progressive attitude to customer's interest, our company continuously improves our product quality to meet the needs of customers and further focuses on safety, reliability, environmental requirements, and innovation of 2021 New Style Stainless Steel Sheet 304 - Factory Supply High Purity Alloy Plate – JINBAICHENG , The product will supply to all over the world, such as: Roman, Mexico, Guinea, Excellent quality, competitive price, punctual delivery and dependable service can be guaranteed. For further inquires please do not hesitate to contact us. Thank you - Your support continuously inspires us.
  • The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
    5 Stars By Freda from Brasilia - 2018.06.18 19:26
    Customer service staff and sales man are very patience and they all good at English, product's arrival is also very timely, a good supplier.
    5 Stars By Ryan from Ethiopia - 2018.06.30 17:29
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