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C22R
EN 10083-2:2002, Number:
1.1149
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Comparison of steel
grades
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JUS
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13311
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DIN
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(CK22)
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BS
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-
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GOST
|
20
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AISI
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-
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UNI
|
-
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NF
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(XC18u)
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Chemical
analysis -% by mass
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Chemical
elements
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C
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Si
max.
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Mn
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P
max.
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S
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Cr
max.
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Mo
max.
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Ni
max.
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Cr+Mo+Ni
max.
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% , by
mass
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0,17-0,24
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0,40
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0,40-0,70
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0.025
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0,020-0,040
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0,40
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0,10
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0,40
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0,63
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Permissible
deviation
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± 0.02
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+ 0,03
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± 0,04
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+ 0.005
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± 0.005
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+0,05
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+0,03
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+0,05
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-
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Maximum hardness for
products to be supplied in the ’’treated to improve shearability (+S)’’ or
’’soft annealed
(+A)’’ condition
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+S
HB max.
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+A
HB max.
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|
-
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-
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Mechanical properties
in the quenched and tempered condition (+QT)
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Mechanical
properties for the ruling sections (see prEN10083-1:2002, Annex A) with a
diameter (d) or for flat products trickness (t) of
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d
≤ 16mm t ≤ 8mm
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16mm
< d ≤ 40mm
8mm
< t ≤ 20mm
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40mm
< d ≤ 100mm
20mm
< t ≤ 60mm
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Re min
(MPa)
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340
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290
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-
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Rm
(MPa)
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500-650
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470-620
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-
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|
A
min. (%)
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20
|
22
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-
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|
Z
min. (%)
|
50
|
50
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-
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|
KV
min. (J)
|
50
|
50
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-
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|
|
|
|
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Mechanical properties
in the normalized condition – (+N)
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Mechanical
properties for products with a diameter (d) or, for flat products trickness
(t) of
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d
≤ 16mm t ≤ 16mm
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16mm
< d ≤ 100mm
16mm
< t ≤ 100mm
|
100mm
< d ≤ 250mm
100mm
< t ≤ 250mm
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|
Re min.
(MPa)
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240
|
210
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-
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|
Rm min.
(MPa)
|
430
|
410
|
-
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|
A
min. (%)
|
24
|
25
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-
|
|
|
|
|
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Heat treatment
conditions
|
Quenching
0C
|
Quenching
agent
|
Tempering
temperature 0C
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Normalizing
0C
|
|
860-900
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Water or
oil
Oil or
water
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550-660
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880 to
940
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Related products:
28Mn6 | C10E | C15E, C15C | C15R | C16E | C16R | C22R | C25E | C35E | C35R | C40E | C40R | C45E | C45R | C50E; 2C50 | C50R | C55E | C55R | C60E | C60R |
Zeljezara Niksic has more than fifty year long tradition as a manufacturer of high quality carbon, non alloy and alloy steel grades. It is an Electric Arc Furnace steelmaker with significant downstream processing options. It has been one of the leading European steel and special steel producers. Its products meet the following standards EN 10027-1, En 10027-2, DIN, JUS, AISI, BS, AFNOR, GOST, UNI. They are exported to most European countries and worldwide.
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Zeljezara Niksic - Niksic, Montenegro
Phone: (+382) 20 234-616, (+382) 40 202 900 | Fax: (+382) 40 202-023
 | Website: www.znksteel.com
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