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25CrMo4 Low Alloy Steel Seamless Pipes Structural Steel 20HM 25HM AISI4130 SAE4130

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25CrMo4 Low Alloy Steel Seamless Pipes Structural Steel 20HM 25HM AISI4130 SAE4130

What's the 25CrMo4 , 1.7218 , AISI 4130 Use for construction Steel
Trade Name :25CrMo4 , 1.7218 , AISI 4130


Name : Alloy Boiler Structural steel
Grade : 20HM , 25HM , AISI4130 , SAE 4130 AND 25CRMO4
Usage : thermal improvement and high temperature operation acc to PN-89/H84030/04 ,
EN10083-3, EN10269 , PH-75/H-84024

PN 25HM , Chemical Composition %

C:Mn:SiPSCrNiMoVNbTi
PN 25HM

0.22
0.29

0.40
0.70

0.17
0.37

<0.035<0.035

0.8
1.1

<0.3

0.15
0.25


PN 20HM Chemical Composition %

C:Mn:SiPSCrNiMoVAlCu
PN 20HM Chemical Composition %

0.19
0.26

0.50
0.80

0.15
0.35

<0.035<0.035

0.9
1.2

<0.6

0.4
0.5



Gost 20Chm , 20khm , 20XM Chemical Composition %

C:Mn:SiPSCrNiMoVTiCu
Gost 20Chm , 20khm , 20XM Chemical Composition %

0.15
0.25

0.40
0.70

0.17
0.37

<0.035<0.035

0.8
1.1

<0.3

0.15
0.25

<0.05<0.03<0.3


EN 25CrMo4 , 1.7218 , Chemical Composition %

C:Mn:SiPSCrNiMoVAlCu
EN 25CrMo4 , 1.7218 Chemical Composition %

0.22
0.29

0.6
0.90

<0.4<0.0.25<0.035

0.9
1.2


0.15
0.30


SEW 24CrMo5 , 1.7258-7258 din17240 , sew 550 Chemical Composition %

C:Mn:SiPSCrNiMoVAlCu
SEW 24CrMo5 , 1.7258-7258 din17240 , sew 550 Chemical Composition %

0.20
0.28

0.50
0.80

<0.4<0.035<0.035

0.9
1.2

<0.6

0.20
0.35




ISO 20CrMo--20CrMo4 , 1.3567 , 3567 Chemical Composition %

C:Mn:SiPSCrNiMoVAlCu
ISO 20CrMo--20CrMo4 , 1.3567 , 3567 Chemical Composition %

0.17
0.23

0.60
0.90

<0.4<0.025<0.030

0.9
1.2

0.15
0.25




AISI 4130/SAE4130 Chemical Composition %

C:Mn:SiPSCrNiMoVAlCu
AISI 4130/SAE4130 Chemical Composition %

0.28
0.33

0.40
0.60

0.20
0.35

<0.035<0.040

0.8
1.1

0.15
0.25


GB/T 30CrMo Chemical Composition %

C:Mn:SiPSCrNiMoVAlCu
GB/T 30CrMo Chemical Composition %

0.26
0.34

0.40
0.70

0.17
0.37

<0.035<0.035

0.8
1.1

<0.3

0.15
0.25




25HM/25CrMo4-4/1.7218 Structural Steel Mechanical properties

25HM/25CrMo4-4/1.7218 Structural Steel Mechanical properties
Tensile StrenghtYield StrengthElongationHardness
>740Mpa>590Mpa>15%<217HB






































































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