
321 321H SS Checker Plate
Our stainless steel tread plates offer exceptional machinability, weldability, and forming capacities. This plate is widely seen in structural applications. We are one of the top Stainless Steel Checker Plate Supplier who believes in quality over anything.
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Tel:+8615824687445
Description
Gnee Steel (Tianjin) Co., Ltd. is one of the most professional manufacturers and suppliers of 321 321h ss checker plate in China. With abundant experience, we warmly welcome you to wholesale customized 321 321h ss checker plate from our factory. For price consultation, contact us.
A stainless checker plate is a lightweight material grade that is designed having different designs. The Stainless Steel Checker Plate is produced as machines are utilized to stamp different shapes and designs on the plate. Manufactured in sizes above 6mm, the plates provide good stability and support to different applications. These plates have outstanding anti-skid properties and aid in providing grip to different applications. Also known as the Stainless Steel Tread Plate, the reverse side of the plate is smooth and can be easily fitted in place.
The 321 ss patterned plate is a versatile and cost-effective option in various industries, from food processing and chemical processing to construction and architecture. It is an excellent choice for applications that require high strength and resistance to heat, corrosion, and chemicals. The patterned design of this plate adds a modern and sleek look to any project, making them popular in contemporary design styles.

Specification of SS Diamond Plate
| Product | Stainless Steel Chequered Plates/Sheets |
| Standard | JIS, ASTM, AISI |
| Material | 304L, 304, 301, 202, 201, 309S, 310S, 321, 316L, 420, 410, 430 |
| Surface | NO.1,2B, 8K, NO.4, Chequered |
| Thickness | 0.1~30mm |
| Width | 1219mm,1000mm,1800mm,1500mm, 2500mm, 2000mm, 3500mm, 3000mm etc |
| Length | 2440mm, 6000mm, 2000mm, 5800mm, 3000mm, Custom |
Stainless Tread Plate Typical Application
- Architectural purposes
- interior and exterior decoration for building
- escalators
- Hospital equipment
- ship deck
- Transport system
- ramp
Size chart of Stainless Checkered Plate
| Thickness (mm) | 9.0 | 3.2 | 12.0 | 6.0 | 2.3 | 4.5 |
|---|---|---|---|---|---|---|
| Max width (mm) | 1524 | 1524 | 1524 | 1524 | 1219 | 1524 |
| Maximum length (mm) | 6096 | 6096 | 6096 | 6096 | 6096 | 6096 |
ASME SA240 Stainless Steel 321 Plate Chemical Composition
|
Grade |
C |
Mn |
Si |
P |
S |
Cr |
Mo |
Ni |
N |
Other |
|
|
321 |
min. max |
- 0.08 |
2.00 |
0.75 |
0.045 |
0.030 |
17.0 19.0 |
- |
9.0 12.0 |
0.10 |
Ti=5(C+N) 0.70 |
|
321H |
min. max |
0.04 0.10 |
2.00 |
0.75 |
0.045 |
0.030 |
17.0 19.0 |
- |
9.0 12.0 |
- |
Ti=4(C+N) 0.70 |
Stainless Steel 321 trend sheet Mechanical Properties
|
Grade |
Tensile Strength (MPa) min |
Yield Strength 0.2% Proof (MPa) min |
Elongation (% in 50mm) min |
Hardness |
|
|
Rockwell B (HR B) max |
Brinell (HB) max |
||||
|
321 |
515 |
205 |
40 |
95 |
217 |
|
321H |
515 |
205 |
40 |
95 |
217 |
Stainless Steel 321 chequered Plate Equivalent
|
Grade |
UNS No |
Old British |
Euronorm |
Swedish SS |
Japanese JIS |
||
|
BS |
En |
No |
Name |
||||
|
321 |
S32100 |
321S31 |
58B, 58C |
1.4541 |
X6CrNiTi18-10 |
2337 |
SUS 321 |
|
321H |
S32109 |
321S51 |
- |
1.4878 |
X10CrNiTi18-10 |
- |
SUS 321H |
Packaging Method Of Stainless Steel Plate

Customer Visit
Over the last 30 years, we have been serving our clients, we have built a strong clientele across 32 countries and 15 industrial verticals, right from basic industries such a paper to highly demanding offshore services.

Company Certificate
GNEE Steel Group is one of the top 10 inventory among China with more than 35,000 square maters factory area and at least 5,000 ton Stainless Steel related products in stock.

FAQ:
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 50% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shipment.or negotiable
Q: What shipping ports are there?
A:We usually ship from Shanghai, Tianjin, Qingdao and Ningbo ports.
Q: Can I visit your factory?
A:Customers from all over the world are welcome to visit our factory.
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