

Product Name | Forged Polished Finish 446 Stainless Steel Bar In Combustion chamber |
Standard | ASTM A276, ASTM F899, A479, JIS G4303, EN 10088 |
Diameter | 4 mm - 300 mm |
Length | As requirement |
Finish | Black, Peeled, Polishing, Bright |
Technical | Hot rolled, cold drawn, forged |
MOQ | 5 ton |
Certification | ISO 9001:2008 , MTC , PMI , CO , SGS |
Shape | stainless steel round, square, rectangular, bending |
What is 446 Stainlesss Steel?
The grade 446 stainless steel is a ferritic, non-heat treatable stainless steel that provides good resistance to high temperature oxidation and corrosion. Stainless steels are known as high-alloy steels. They have excellent corrosion resistance in comparison with other steels as they contain more chromium.
Stainless steel grade and chemical composition(%) |
Grade | C | Si | Mn | P ≤ | S ≤ | Cr | Ni | Mo | N |
201 | ≤0.15 | ≤1.00 | 5.5-7.5 | 0.06 | 0.03 | 16-18 | 3.5-5.5 | - | ≤0.25 |
202 | ≤0.15 | ≤1.00 | 7.5-10.0 | 0.06 | 0.03 | 17-19 | 4-6 | - | ≤0.25 |
301 | ≤0.15 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 6-8 | - | ≤0.10 |
304 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 8-10.5 | - | - |
304L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 8-12 | - | - |
309 | ≤0.2 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 22-24 | 12-15 | - | - |
309S | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 22-24 | 12-15 | - | - |
310 | ≤0.25 | ≤1.50 | ≤2.00 | 0.045 | 0.03 | 24-26 | 19-22 | - | - |
310S | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 24-26 | 19-22 | - | - |
316 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | - |
316L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | - |
316H | 0.04-0.1 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | - |
316Ti | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 16-18 | 10-14 | 2-3 | ≤0.10 |
317 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 11-15 | 3-4 | - |
317L | ≤0.03 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 18-20 | 11-15 | 3-4 | - |
321 | ≤0.08 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 17-19 | 9-12 | - | ≤0.10 |
321H | 0.04-0.1 | ≤1.00 | ≤2.00 | 0.045 | 0.03 | 17-19 | 9-12 | - | ≤0.10 |
409 | ≤0.08 | ≤1.00 | ≤1.00 | 0.045 | 0.03 | 10.5-11.7 | ≤0.50 | - | - |
410 | ≤0.15 | ≤1.00 | ≤1.00 | 0.04 | 0.03 | 11.5-13.5 | ( ≤0.75) | ||
420 | ≥0.15 | ≤1.00 | ≤1.00 | 0.04 | 0.03 | 12-14 | - | - | - |
430 | ≤0.12 | ≤1.00 | ≤1.00 | 0.04 | 0.03 | 16-18 | - | - | - |
2507(Cu ≤0.5) | ≤0.03 | ≤0.8 | ≤1.2 | 0.035 | 0.02 | 24-26 | 6-8 | 3-5 | 0.24-0.32 |






Q1: Do you accept the trial order ?
A1: Yes,if we have the exactly size in stock.we can delivery even 1 piece/meter .
Q2: Can I have free sample before making orders?
A2: Yes,we can supply free sample as requirement,but buyer needs to pay the freight charges ,the freight fee will return to buyer after making order.
Q3: How do you control the quality ?
A3: MTC and PMI will be sent before shipment,any 3rd party inspection if need .
Q4: How about your delivery time ?
A4: Generally delivery time is 15 working days .
Q5: How can I quickly get the price list ?
A5: Directly click "chat now" or send us email with detail specifications,you will get the official price list in 1 hour .
