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X2CrNiMoN22-5-3 - Nr.1.4462

A dual phase steel, it has a very high resistance to corrosion and is especially used in offshore platforms. With respect to SS2324, it has a slightly lower chromium content and a greater quantity of molybdenum.

References and Comparable Standards

Standard Reference: EN 10088-3: 2014 (Hot-rolled and bright products)
EUROPE ITALY GERMANY FRANCE UK USA
EN 10088-3: 2005 - -

(NF A 35-574-90)

 (BS 1501 pt.3 -90) AISI
Grade N°   Werkstoff N°      
X2CrNiMoN22-5-3 1.4462 - - - Z3 CND 22 - 05 AZ 318 S 13 -

Chemical Composition (Cast Analysis) (%)

C / max Si / max Mn / max P / max S / max N Cr Mo Ni
0,030 1,00 2,00 0,035 0,015 0,10÷0,22 21,0÷23,0 2,50÷3,5 4,5÷6,5

Mechanical Properties - Rough Turned (1X) In The Annealed Condition

Size (mm) Hardness HB max* ** Rp 0,2 (MPa) min Rm (MPa)** A5 (%) min** KV (J) min Resistance to intergranular corrosion
in the delivery condition in the welded condition
d≤100 270 450 650÷880 25 100 YES YES

* Only for guidance
** The maximum HB values may be raised by 100HB or the tensile strenght value may be raised by 200 MPa and the minimum A% value may be lowered to 20% for bars of ≤35 mm

Mechanical Properties - Cold Drawn (2H, 2B) And Ground Bars (2G) In The Solution Annealed Condition

Size (mm) Rp 0,2 (MPa) min Rm (MPa)0 A5 (%) min* KV (J) min
d≤10 650 850÷1150 12 -
10<d≤16 650 850÷1100 12 -
16<d≤40 450 650÷1000 15 100
40<d≤63 450 650÷1000 15 100
63<d≤100 450 650÷880 25 100

* Values valid only for size ≥5 mm

Mechanical Properties - Bars, Wire And Coils For Cold Heading

Size
(mm)		 as Treated (+AT) o Peeled (+AT+PE) Cold Drawn (+AT +C) Cold Drawn + Solution annealed (+AT +C +AT) Cold Drawn + Solution annealed + Skin passed (+AT +C +AT +LC)
Rm (MPa) max Z (%) min Rm (MPa) max Z (%) min Rm (MPa) max Z (%) min Rm (MPa) max Z (%) min
2≤d≤5 880 55 - - 950 55 1010 50
5<d≤10 880 55 1020 - 900 55 970 50
10<d≤25 880 55 1000 - 880 55 - -

Working Temperatures Recommended

Operation °C
Hot forgings deformation 900÷1200
Solution annealing (water, air) 1020÷1100
Relevant Products
X2CrNiN23-4 - Nr.1.4362
X2CrNiN23-4 - Nr.1.4362

AISI 2304

X3CrNiMoN27-5-2 - Nr.1.4460
X3CrNiMoN27-5-2 - Nr.1.4460

AISI 329 SS2324 (F52 - S32950)