EN
QN1803 STAINLESS STEEL MANUFACTURER IN CHINA
| Package Detail | Standard Sea-Worthy Packing |
| Price Term | EXW, FOB, CFR, CIF |
| Sample | Free |
| Mill Origin | Tsingshan, Aoxing, etc. |
| Certificate | SGS, BV, IQI, TUV, ISO, etc |
| Grade | QN1803 |
| Finish | 2B,N0.1, 1D, 2D, BA+PVC, N0.4+PVC, Hairline+PVC, 8K/N0.8, etc. |
| Thickness | 0.22-15.0mm |
| Width | 20-1540mm |
| Weight Per Coil | 5/10/20MT or customized |
| Stainless Steel Coil Edge | Slit Edge/ Mill Edge |
QN1803
STAINLESS STEEL
QN1803 is a high-strength, nitrogen-containing austenitic stainless steel designed to be a cost-effective alternative to traditional 304 stainless steel. It offers superior corrosion resistance, high strength, and excellent wear resistance. The innovative high-nitrogen, low-nickel design reduces alloy costs while maintaining high performance, making it suitable for a wide range of applications including construction, decoration, kitchen and sanitary products, and marine farming. QN1803 complies with national standards and the Chinese Steel Association’s group standards.
Send an Inquiry
QN1803 STAINLESS STEEL CHEMICAL COMPOSITIONS (VS 304)
| Stainless Steel Grade | USA | QN1803 | 304 |
|---|---|---|---|
| Chemical Composition(%) | Standard | T/CISA 022-2019 | ASTM A240 |
| C | ≤0.10 | 0.04 | |
| Si | ≤1.00 | 0.40 | |
| Mn | 4.00-8.00 | 1.05 | |
| P | ≤0.050 | 0.035 | |
| S | ≤0.005 | 0.0021 | |
| Cr | 17.50~19.50 | 18.11 | |
| Ni | 2.00~3.50 | 8.02 | |
| Mo | ≤0.30 | 0.02 | |
| Cu | 1.00-3.50 | 0.12 | |
| N | 0.20-0.30 | 0.045 | |
| Nb+Ti | / | / | |
| PREN | >19.0 | 18.51 |
QN1803 STAINLESS STEEL PHYSICAL PROPERTIES (VS 304)
| Grade | Standard | QN1803 | 304 |
|---|---|---|---|
| Physical Properties | Density (g/cm³) | 7.83 | 7.93 |
| Specific Heat Capacity (KJ/(kg*K)) | 0.67 | 0.50 | |
| Thermal Conductivity (W/(m*K)) | 20.7 | 16.3 | |
| Thermal Diffusivity (mm²/s) | 3.96 | 4.11 | |
| Thermal Expansion Coefficient (10⁶/K) | 16.8 | 17.2 | |
| Electrical Resistivity (Ω*mm²/m) | 0.72 | 0.73 | |
| Elastic Modulus (kN/mm²) | 196 | 193 |
QN1803 STAINLESS STEEL MECHANICAL PROPERTIES (VS 304)
| Grade | AISI/ASTM | QN1803 | 304 |
|---|---|---|---|
| Mechanical Properties | Thickness (mm) | 0.50 | 0.50 |
| Tensile Strength (Rm) (MPa) | 747 | 670 | |
| Yield Strength (Rp₀.₂) (MPa) | 432 | 290 | |
| Elongation (%) | 51.6 | 58.5 | |
| Hardness (HV) | 230 | 165 | |
| 180° Cold Bend | Intact | Intact |
QN1803 STAINLESS STEEL APPLICATION
-
Kitchen Appliances
QN1803 stainless steel is a popular choice for creating ovens, refrigerators, and dishwashers due to its excellent corrosion and heat resistance, making it both functional and aesthetically pleasing for kitchen fixtures.
-
Automotive Components
This steel is crucial in automotive manufacturing, used for trims, grilles, and decorative accents. Its durability and weather resistance make it ideal for enhancing the aesthetic and structural integrity of vehicles.
-
Construction and Architecture
QN1803 stainless steel is widely employed in cladding, roofing, and paneling. Its robustness, corrosion resistance, and visual appeal make it suitable for both structural and decorative applications in buildings.
-
Household Items
In the production of sinks, faucets, and cutlery, QN1803 stainless steel is preferred for its corrosion resistance, hygiene, and cost-effectiveness, ensuring long-lasting and safe use in everyday items.
-
Industrial Usage
This steel grade is essential in fabricating storage tanks and machinery used in chemical processing, where its strength and corrosion resilience are highly valued.
-
Food Processing Industry
QN1803 stainless steel is instrumental in making food storage and processing equipment. Its cleanliness, corrosion resistance, and ease of maintenance are crucial for meeting industry standards.
STAINLESS STEEL COIL PACKING
At X-Metal, our stainless steel coils are packed to meet your specific requirements, ensuring maximum protection during international shipping. We offer various packing options, including kraft waterproof paper, poly bags, PVC coating, and wooden pallets, to prevent any potential damage and maintain the quality of our products.
Send an InquiryFREQUENTLY ASKED QUESTIONS
-
What are the features of QN1803 stainless steel?
>QN1803 stainless steel has high corrosion resistance,high strength,easy welding and cost-effective.
-
What is the difference between QN1803 and 304?
>QN1803 stainless steel is an economical nickel-less stainless steel. Although the corrosion resistance is close to 304, it has obvious advantages in cost and is more suitable for mildly corrosive environments and price-sensitive occasions. 304 stainless steel is based on nickel, it has high corrosion resistance and is suitable for a wider range of applications, but the cost is higher.
-
What are the main applications of QN1803?
>Due to its low cost, QN1803 stainless steel is mainly used in situations that do not require high corrosion resistance, such as architectural decoration, household appliance casings, auto parts, light industrial equipment, etc. It can be used as a substitute for 304 in mildly corrosive environments.
-
What is the delivery time for QN orders?
>For trial orders, we offer expedited delivery within one week, while regular orders typically range from 7 to 30 days.
-
How is the quality of QN stainless steel guaranteed?
>Our QN products undergo thorough inspections throughout the manufacturing, cutting, and packaging processes to ensure the highest quality. Additionally, we provide a QN1803 mill test certificate for quality assurance.
-
Is QN stainless steel environmentally friendly?
>Yes, QN stainless steel is designed with environmental considerations in mind. Its durability and corrosion resistance minimize the need for frequent replacements, reducing waste and resource consumption. Additionally, it complies with national and international environmental standards.
-
Can you provide customized QN stainless steel?
>Certainly, we tailor QN stainless steel according to your specific requirements, ensuring that the thickness, width, and physical properties meet your needs.
-
Can I get some QN1803 stainless steel samples?
>We can provide QN1803 samples for you to check the quality. Sample is free and you just pay the freight.
RELATED GRADES
Get In Touch With Us
For all your stainless steel material needs, trust X-Metal as your top supplier. We offer a wide range of types, grades, and thicknesses to meet your specific requirements. Rest assured, we deliver the highest quality products at competitive prices.
