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

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

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Product Details
Alloy Or Not Is Alloy Surface Treatment Galvanized
Technique Hot Rolled Thickness 2 - 70 Mm,0.5 - 20 Mm,1.24 - 63.5 Mm
Standard2 ASTM A106-2006 Length Random Length Or Cutted Size As Customer Required.
Shape Round Section Mild Steel Pipe Product Name ASTM A213 T11 T22 Seamless Alloy Steel Pipe For Boiler
Surface Paint Varnished Or Not
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Product Description

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 StrengthElongation Hardness 
＞740Mpa＞590Mpa＞15%＜217HB

 

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