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Duplex 4A is a duplex stainless steel containing elements like cobalt, chromium, and nickel. It combines features of both austenitic and ferritic stainless steels, offering higher strength and corrosion resistance, particularly in chloride-containing environments.
Duplex Stainless CD3MN Applications
Cast UNS: J92205
Wrought UNS: S31803
Wrought Grade: 2205
Cast Grade: CD3MN, 4A
Cast ASTM: A890, A995
Duplex Stainless CD3MN Chemical Composition
Grade | C | Mn | Si | P | S | Cr | Mo | Ni | |
CD3MN | Min
Max |
-
0.030 |
1.50
2.00 |
1.0
2.00 |
-
0.035 |
-
0.030 |
21.0
23.5 |
2.5
3.5 |
4.5
6.5 |
Yield strength (Rp0.2 / MPa) | ≥415 |
Tensile strength (Rm / MPa) | ≥620 |
Fatigue Strength | 370 |
Elongation (A / %) | 25 |
Density | 7.8 g/cm³ |
Shear Modulus | 80 |
CD3MN stainless steel profile sizes and specifications | |
Grade | CD3MN |
Specification | EN, DIN, JIS, ASTM, BS, ASME, AISI, ISO |
Cold rolled stainless steel plate | Thickness: 0.3mm- 16.0mm, Width: 1000mm - 2000mm, Length: as requirements, Surface: 2B/BA/SB/8K/HL/1D/2D etc |
Hot rolled stainless steel sheet | Thickness: 3.0mm - 300mm, Width: 1000mm - 3000mm Length: as requirements, Surface: No.1/pickling |
Standard | ASTM A240/A480, ASTM B688, ASTM B463/SB463, ASTM B168/SB168, ASTM B443/SB443/B424/SB424B625/SB625 B575/SB575, JIS G4303, BS 1449, DN17441, G4305 |
Stainless steel plate | Thickness: 8.0mm - 300mm, Width: 1000mm - 3000mm Length: as requirements, Surface: No.1/pickling |
Tolerance | H8, H9, H10, H11, H12, H13,K9, K10, K11, K12 or as per clients' requirements |
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?