439L Stainless Steel Pipe Details
Overview
439L stainless steel pipe is a low-carbon, stabilized ferritic stainless steel alloy known for its excellent resistance to corrosion, good formability, and high-temperature performance. It is widely used in applications where both aesthetic and functional qualities are important.
Key Characteristics
Corrosion Resistance: Offers good resistance to oxidation and corrosion, especially in mildly corrosive environments. It is particularly effective against chloride-induced corrosion.
High-Temperature Performance: Maintains good performance at elevated temperatures, making it suitable for heat exchanger tubes and other high-temperature applications.
Formability: Exhibits excellent formability, allowing it to be easily shaped and fabricated into various forms and sizes.
Weldability: Can be welded using standard techniques with good results. Special welding procedures are generally not required.
Magnetic Properties: Magnetic due to its ferritic structure, which can be advantageous for certain applications requiring magnetic characteristics.
Chemical Composition
Carbon (C): ≤ 0.03%
Manganese (Mn): 0.50-1.00%
Silicon (Si): ≤ 1.00%
Phosphorus (P): ≤ 0.040%
Sulfur (S): ≤ 0.030%
Chromium (Cr): 17.00-19.00%
Nickel (Ni): ≤ 0.50%
Titanium (Ti): 0.10-0.50%
Common Applications
Automotive Exhaust Systems: Used in automotive exhaust systems, including catalytic converters and mufflers, due to its high-temperature performance and corrosion resistance.
Heat Exchangers: Suitable for heat exchangers and other high-temperature applications where good thermal conductivity and corrosion resistance are required.
Architectural Features: Employed in architectural applications, such as decorative elements and exterior cladding, where both aesthetic appeal and durability are important.
Home Appliances: Applied in kitchen appliances and other household items where good formability and corrosion resistance are important.
Advantages
Good Corrosion Resistance: Provides reliable protection against oxidation and corrosion, making it suitable for automotive, industrial, and architectural applications.
High-Temperature Resistance: Maintains strength and resistance to oxidation at elevated temperatures, suitable for high-temperature environments.
Excellent Formability: Easily fabricated into different shapes and sizes, allowing for versatile manufacturing and design options.
Cost-Effective: Offers a balance of performance and affordability, making it a practical choice for various applications.
Magnetic Properties: Useful in applications that benefit from magnetic characteristics.
Summary
439L stainless steel pipe/tube is a low-carbon, stabilized ferritic stainless steel known for its good corrosion resistance, high-temperature performance, and excellent formability. Its chemical composition and properties make it suitable for a variety of applications, including automotive exhaust systems, heat exchangers, architectural features, and home appliances. With its combination of durability, formability, and cost-effectiveness, 439L stainless steel is a reliable choice for applications requiring moderate to high performance.
For more detailed information or specific inquiries about 439L stainless steel pipe/tube, please contact us.
Common Surfaces
Stainless Steel Standards Comparison Table
STS |
USA |
UNS |
CHINA |
EURONORM |
RUSSIA |
SWEDISH |
JAPANESE |
GRADE |
AISI/ASTM |
NO |
GB |
NO |
NAME |
GOST |
SS |
JIS |
201 |
201 |
S20100 |
12Cr17Mn6Ni5N |
1.4372 |
- |
- |
- |
SUS 201 |
301 |
301 |
S30100 |
12Cr17Ni7 |
1.4310 |
X 12 CrNi 17 7 |
- |
2331 |
SUS 301 |
303 |
303 |
S30300 |
1Cr18Ni9MoZr |
1.4305 |
X 10 CrNiS 18 9 |
- |
2346 |
SUS 303 |
304 |
304 |
S30400 |
06Cr18Ni9 |
1.4301 |
X 6 CrNi 18 10 |
08KH18N10 06KH18N11 |
2332 |
SUS 304 |
304L |
304L |
S30403 |
022Cr19Ni10 |
1.4307 |
X 3 CrNi 18 10 |
03KH18N11 |
2352 |
SUS 304L |
316 |
316 |
S31600 |
0Cr17Ni12Mo2 |
1.4401 |
X 6 CrNiMo 17 12 2 |
- |
2347 |
SUS 316 |
316L |
316L |
S31603 |
022Cr17Ni12Mo2 |
1.4404 |
X 3 CrNiMo 17 12 2 |
- |
2348 |
SUS 316L |
316Ti |
316Ti |
S31635 |
0Cr18Ni12Mo2Ti |
1.4571 |
X 6 CrNiMoTi 17 12 2 |
08KH17N13M2T 10KH17N13M2T |
2350 |
- |
321 |
321 |
S32100 |
0Cr18Ni11Ti |
1.4541/1.4878 |
X 6 CrNiTi 18 10 |
12KH18N10T |
2337 |
SUS 321 |
347 |
347 |
S34709 |
0Cr18Ni11Nb |
1.4550 |
X 6 CrNiNb 18 10 |
- |
2338 |
SUS 347 |
309S |
309S |
S30908 |
0Cr23N13 |
1.4833 |
X 6 CrNi 22 13 |
20KH23N18 |
- |
SUS 309S |
310S |
310S |
S31008 |
06Cr25Ni20 |
1.4842 |
X 6 CrNi 25 20 |
20KH25N20S2 |
2361 |
SUS 310S |
416 |
416 |
S41600 |
Y1Cr13 |
1.4005 |
X12CrS13 |
- |
2380 |
SUS 416 |
2205 |
2205 |
S32205/S31803 |
00Cr22Ni5Mo3N |
1.4462 |
X2CrNiMoN22-5-3 |
02Ch22N5AM2 |
2377 |
SUS 329J3L |
2507 |
2507 |
S32750 |
00Cr25Ni7Mo4N |
1.4410 |
X 2 CrNiMoN 25-7-4 |
- |
- |
- |
904L |
904L |
N08904 |
- |
1.4539 |
- |
- |
- |
- |
254SMO |
254SMO |
S31254 |
- |
1.4547 |
X1CrNiMoCuN20-18-7 |
- |
2378 |
- |
253MA |
253MA |
S30815 |
- |
1.4835 |
X9CrNiSiNCe21-11-2 |
- |
2368 |
- |
17-4PH/630 |
17-4PH/630 |
S17400 |
0Cr17Ni4Cu4Nb |
1.4542 |
X5CrNiCuNb16-4 |
05Ch16N4D2B |
- |
SUS630 |