STEEL CLASS 11
ČSN DIN EN
11 109 9 SMn 28 11SMn30
11 110 10 S 20 10 S 20
11 120
11 140 35 S 20 35 S 20
11 375 St 37–2 S235J0
11 500 St 50–2 E 295
11 523 St 52–3 S355J0
11 600 St 60–2 E 335
11 700 St 70–2 E 360
STEEL CLASS 12
ČSN DIN EN
12 040 C 35 C 35 E, R
12 041 C 40 C 40 E, R
12 050 C 45 C 45 E, R
12 051 C 50 C 50 E, R
12 060 C 55 C 55 E, R
12 061 C 60 C 60 E, R
12 020 C 22.8 P 250 GH
12 022 C 22 C 22 E, R
12 023 C 15 C 15 E, R
STEEL CLASS 13
ČSN SSL
13 180 80 Mn 4
13 240 37 MnSi 5
13 242 42 MnV 7
13 270 60 SiMn 5
STEEL CLASS 14
ČSN DIN EN
14 109 100 Cr 6 100 Cr 6
14 209 100 CrMn 6 100CrMnSi6–4
14 140 37 Cr 4 37Cr(S)4
14 220 16 MnCr 5 16MnCr(S)5
14 221 20 MnCr 5 20MnCr(S)5
14 240
14 260 54 SiCr 6
14 331
14 341
STEEL CLASS 15
ČSN DIN EN
15 121 13 CrMo4–5 13CrMo44
15 124 20 CrMo 5 18CrMo(S)4
15 130 25 CrMo 4 25CrMo(S)4
15 131 34 CrMo 4 34CrMo(S)4
15 142 42 CrMo 4 42CrMo(S)4
15 230
15 231
15 240
15 241 30 CrMoV 9 31 CrMoV 9
15 260 50 CrV 4 51 CrV 4
15 320
15 020 15 Mo 3 16 Mo 3
50 CrMo 4
STEEL CLASS 16
ČSN DIN EN
16 220 13 NiCr 6 18NiCr5–4
16 231 19 CrNi 8
16 341 36 CrNiMo 4
16 420 14 NiCr 14 15NiCr13
16 520 14 NiCr 18
15 CrNi 6 17CrNi6–6
17CrNiMo6 18CrNiMo7–6
STEEL CLASS 19
ČSN DIN
19 083 C 45 W
19 132 C 70 W 2
19 152 C 80 W 2
19 191 C 105 W 1
19 221
19 312 90 MnCrV 8
19 420
19 452

 

The list of produced steel grades is only informative. Steel grades can be produced in accordance with all foreign equivalents - as agreed with the responsible expert of the producing plant. Upon agreement even steel grades with prepared chemical composition can be produced

Heat treatment.

Note according to ČSN State According to DIN According to EN
xx xxx.0 without heat treatment U U
xx xxx.1 normalize annealed N (+N)
xx xxx.2 annealed (method)
xx xxx.3 soft annealed G (+A)
xx xxx.4 hardened
xx xxx.5 normalize annealed and tempered
xx xxx.6 refined to lower (min.) strength V (+QT)
xx xxx.7 refined to medium strength V (+QT)
xx xxx.8 refined to upper strength V (+QT)
xx xxx.9 according to a special agreement

 

Demand

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