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DROP SHIPMENTS technical information HEAT-RESISTANCE AND SCALE TEMPERATURE
 
 

 

Ferritic steels

Short name Material
no.
C Si Mn
max.
P
max.
S
max.
Al Cr Ni Scale temperature
X 10 CrAl 7 1.4713 ≤ 0,12 0,5-1,0 1,0 0,040 0,030 0,5-1,0 6,0-8,0 800
X 7 CrTi 12 5) 1.4720 ≤ 0,08 ≤ 0,1 1,0 0,040 0,030 10,5-12,5 800
X 10 CrAl 13 1.4724 0,12 0,7-1,4 1,0 0,040 0,030 0,7-1,2 12,0-14,0 850
X 10 CrAl 18 1.4742 0,12 0,7-1,4 1,0 0,040 0,030 0,7-1,2 17,0-19,0 1000
X 18 CrN 28 3) 1.4749 0,15-0,20 max. 1,0 1,0 0,040

0,030

24,0-29,0 1100
X 10 CrAl 24 1.4762 0,12 0,7-1,4 1,0 0,040 0,030 1,2-1,7 23,0-26,0 1150

 

Ferritic austenitic steels

Short name Material
no.
C Si Mn
max.
P
max.
S
max.
Al Cr Ni Scale temperature
X 20 CrNiSi 25 4 1.4821 0,10-0,20 0,8-1,5 2,0 0,040 0,030 24,0-27,0 3,5-5,5 1100

 

Austenitic steels

Short name Material
no.
C Si Mn
max.
P
max.
S
max.
Al Cr Ni Scale temperature
X 15 CrNiSi 20 12 1.4828 ≤ 0,20 1,5-2,5 2,0 0,045 0,030 19,0-21,0 10,0-13,0 1000
X 15 CrNiSi 25 20 1.4841 ≤ 0,20 1,5-2,5 2,0 0,045 0,030 24,0-26,0 19,0-22,0 1150
X 12 CrNi 25 21 1.4845 ≤ 0,15 ≤ 0,75 2,0 0,045 0,030 24,0-26,0 19,0-22,0 1050
X 10 NiCrAlTi 32 202 1.4876 ≤ 0,12 ≤ 1,0 2,0 0,030 0,020 0,15-0,6 19,0-23,0 30,0-34,0 1100
X 5 NiCrCeNb 32 27 1.4877 ≤ 0,08 ≤ 0,3 1,0 0,015 0,010 ≤ 0,025 26,0-28,0 31,0-33,0 1000
X 12 CrNiTi 18 91 1.4878 ≤ 0,12 ≤ 1,0 2,0 0,045 0,030 17,0-19,0 9,0-12,0 850
X 9 CrNiSiNCe 1.4893 ≤ 0,08 ≤ 1,7 1,0 21 11 1150

 

Nickel steels

Short name Material
no.
C Si Mn
max.
P
max.
S
max.
Al Cr Ni FE CU
max.
Scale temperature
NiCr 15 Fe 2.4816 0,08 0,50 1,00 0,015 0,015 14-17 Rest 6-10% 1000
NiCr 23 Fe 2.4851 0,10 0,50 1,00 0,020 0,015 1-1,7 21-25 58-63 Rest 1,0 1150
NiCr22 Mo9Nb 2.4856 0,10 max. 0,08 max. 0,040 0,020 19-23 Rest 5,0 max. 15,0-17,0 1120
NiCr21 Mo 2.4858 ≤ 0,12 0,5 max. 1,00 0,030 0,02 max. 19,5-23,5 38-46 22 min. 2,5-3,5
NiMo16Cr16Ti 2.4610 0,015 max. 0,015 max. 1,00 0,040 0,030 14-18 Rest 3 14,0-17,0 1050

 

Composition in % and scale resistance in the air (°C)

Material
no.
Short name AISI JIS SIS JUS BS AFNOR UNI GOST Alloy UNS
1.4700 8 CrSi 7 7
1.4713 X 10 CrAl 7 Z 8 CA 7 15 Ch 6 SJu
1.4720 X 7 CrTi 12 409
1.4724 X 10 CrAl 13 403 S 17 X 10 CrAl 12 10 Ch 13 SJu
1.4742 X 10 CrAl 18 430 S 15 Z 10 CAS 18
1.4749 X 18 CrN 28 446 SUH 446 2322 Z 10 C 24 X 16 Cr 26 15 Ch 28
1.4762 X 10 CrAl 24   C4970 Z 10 CAS 24
1.4821 X 20 CrNiSi 25 4 327 2323 C4576 Z 20 CNS 25-04
1.4828 X 15 CrNiSi 20 12 309 SUH 309 309 S 24 Z 15 CNS 20-12 20 Ch 20 N 14 S 2
1.4841 X 15 CrNiSi 25 20 314 C4578 Z 12 CNS 25 20 X 16 CrNiSi 25 20 20 Ch 25 N 20 S 2
1.4845 X 12 CrNi 25 21 310 S/H SUH 310 2361 310 S 24 Z 12 CN 25 20 X 22 CrNi 25 20
1.4876 X 10 NiCrAlTi 32 20 3073 Alloy 800 N 08800/ 10/11 H HT
1.4878 X 12 CrNiTi 18 9 321 SUS 321 2337 C4572 321 S 20 Z 6 CNT 18-10 X 6 CrNiTi 18 11 12 Ch 48 N 10 T
2.4816 NiCr 15 Fe 3073 Alloy 600 N 06600
2.4851 NiCr 23 Fe Alloy 601 N 06601