TSING SHAN STEEL INDUSTRIAL LIMITED
| Payment Terms | L/C, T/T |
| Supply Ability | 50000KGS |
| Delivery Time | 7 Days |
| Packaging Details | Wooden Pallet |
| Grade | 300 Series |
| Application | Construction,Industry |
| Standard | ASTM,DIN,AISI,JIS |
| Shape | Falt Plate |
| Type | Flat,Profile |
| Length | 300~5800mm |
| Technique | Hot Rolled,Cold Drawn |
| Surface | Polished |
| Width | 12-300mm |
| Surface finish | bright,hair line |
| Price term | CIF CFR FOB EX-WORK |
| Brand Name | TSING SHAN |
| Model Number | 321 |
| Certification | SGS ISO MTC |
| Place of Origin | China |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 50000KGS |
| Delivery Time | 7 Days | Packaging Details | Wooden Pallet |
| Grade | 300 Series | Application | Construction,Industry |
| Standard | ASTM,DIN,AISI,JIS | Shape | Falt Plate |
| Type | Flat,Profile | Length | 300~5800mm |
| Technique | Hot Rolled,Cold Drawn | Surface | Polished |
| Width | 12-300mm | Surface finish | bright,hair line |
| Price term | CIF CFR FOB EX-WORK | Brand Name | TSING SHAN |
| Model Number | 321 | Certification | SGS ISO MTC |
| Place of Origin | China | ||
| High Light | Pickling stainless steel flat stock ，321 stainless steel flat stock ，321 stainless flat bar | ||
ASTM A240/A240 HS32168 AISI321 Stainless Steel Flat Bar Pickling SS321 Flat Bar
321 stainless steel bar: the perfect solution for high-temperature environments
It is a typical austenitic 18/8 chromium-nickel alloy with titanium added. Moreover, because it has been subjected to high temperatures, it has developed a high level of resistance to intergranular corrosion. Intergranular corrosion is less likely to occur because of the titanium’s strengthening effect on the material. That is why 321 is chosen as the stainless steel of choice for applications that require up to 900° C.
Looking for a durable and reliable option for your metal needs? Look no further than 321 stainless steel round bar. This versatile material offers numerous benefits over other metals, including:
Corrosion resistance: thanks to its chromium, nickel, and molybdenum content, 321 stainless steel is highly resistant to corrosion and rust.
Machinability: 321 stainless steel is easier to machine than many other types of stainless steel, making it a popular choice for various machining applications.
Versatility: 321 stainless steel round bar is widely used in industries ranging from construction to architecture, industrial, and marine applications, making it a versatile and reliable choice for a range of projects.
With its impressive durability, corrosion resistance, and ease of machining, 321 stainless steel round bar is a smart choice for anyone looking for a high-quality, long-lasting material.
Cold working is the only method of hardening 321 stainless. Heat treatment is not an option. It is easily welded using any standard procedure, and it does not require any post-weld annealing after the welding process. It is ductile, which means it can be formed with relative ease.
When used in chloride solutions, it has excellent corrosion resistance, especially against dilute organic acids; however, it is susceptible to pitting and crevice corrosion, making it unsuitable for these applications.
321 stainless steel round bar is a popular type of stainless steel that is popular in a wide range of applications due to its excellent combination of high strength and good corrosion resistance. Its high-temperature resistance also makes it suitable for use in applications where extreme heat is present.
One of the primary applications of this steel is in the aerospace industry, where it is helpful for components such as exhaust systems, jet engine parts, and hydraulic lines. Its ability to withstand high temperatures and its resistance to oxidation and corrosion makes it an ideal material for these applications.
In addition to the aerospace industry, it is also useful in the petrochemical industry for components such as heat exchangers, pressure vessels, and storage tanks. Its corrosion resistance makes it well suited for these applications, where it will be exposed to harsh chemicals and corrosive environments.
Other industries that use 321 stainless steel round bar include the automotive industry for exhaust systems and mufflers, the food processing industry for equipment that needs to withstand high temperatures and corrosive environments, and the medical industry for surgical instruments and implants.
Typical compositional ranges for grade 321 stainless sheets of steel are given in table 1.
Table 1. Composition ranges for 321-grade stainless steel
| 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 |
| 347 | min. max | 0.08 | 2.00 | 0.75 | 0.045 | 0.030 | 17.0 19.0 | - | 9.0 13.0 | - | Nb=10(C+N) 1.0 |
Typical mechanical properties for grade 321 stainless sheets of steel are given in table 2.
Table 2. Mechanical properties of 321-grade stainless steel
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50 mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 321 | 515 | 205 | 40 | 95 | 217 |
| 321H | 515 | 205 | 40 | 95 | 217 |
| 347 | 515 | 205 | 40 | 92 | 201 |
Typical physical properties for annealed grade 321 stainless sheets of steel are given in table 3.
Table 3. Physical properties of 321-grade stainless steel in the annealed condition
| Grade | Density (kg/m3) | Elastic Modulus (GPa) | Mean Coefficient of Thermal Expansion (μm/m/°C) | Thermal Conductivity (W/m.K) | Specific Heat 0-100 °C (J/kg.K) | Electrical Resistivity (nΩ.m) | |||
|---|---|---|---|---|---|---|---|---|---|
| 0-100 °C | 0-315 °C | 0-538 °C | at 100 °C | at 500 °C | |||||
| 321 | 8027 | 193 | 16.6 | 17.2 | 18.6 | 16.1 | 22.2 | 500 | 720 |
Approximate grade comparisons for 321 stainless sheets of steel are given in table 4.
Table 4. Grade specifications for 321-grade stainless steel
| 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 |
TSING SHAN STEEL has a reputation for providing top-quality stainless steel products to various industries. Our stainless steel bar is a versatile and reliable material that is perfect for many applications. With our extensive inventory of steel bar stocks, we can provide you with the material you need, when you need it. Our team of experts can help you choose the right size, shape, and finish of stainless steel bars to meet your specific requirements.
We take pride in offering exceptional customer service, fast turnaround times, and competitive pricing. Our goal is to provide our customers with the best possible experience, from the moment they contact us to the delivery of their products. Whether you need a small quantity of steel bars or a large volume order, we are ready to help.
we understand the importance of high-quality materials for your projects. That’s why we ensure that all of our bar stock is sourced from reputable suppliers and is thoroughly tested to ensure it meets our strict quality standards. You can trust us to deliver reliable and consistent products that meet or exceed your expectations.
Company Details
Business Type:
Manufacturer
Year Established:
2012
Total Annual:
500,000,000-800,000,000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Company Overview ： The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h... Company Overview ： The company has an indoor warehouse of 5000 square meters and an open warehouse of 4000 square meters, which can fully meet the temporary turnover and phased storage of customers' steel pipe reservation. The subordinate processing plant has 6 sets of medium frequency h...
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