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SMn420 with moderate intensity,low temperature performance is good,compared with the corresponding carbon content of the carbon steel and its high hardenability.
SMn420 Generally used as a small section of part and carburizing small gear,shaft,steel sleeve,piston pin,diesel engine sleeve,car steering roller shaft,valve plunger,etc;also can be used for quenched and tempered steel,such as cold heading bolt or larger section of conditioning parts.
SMn420 structural alloy steel delivery status:by heat treatment (normalizing,annealing and high temperature tempering) or heat treatment state delivery.
SMn420 steel chemical composition %
Grade
|
C |
Si |
Mn |
P |
S |
Ni |
Cr |
Mo |
SMn420 |
0.17-0.23 |
0.15-0.35 |
1.20-1.50 |
≤0.030 |
≤0.030 |
≤0.25 |
≤0.35 |
~ |
SMn420 steel Mechanical properties
Grade
|
Min Yield strength in different thickness |
Min tensile strength in different thickness |
Elongation in different thickness |
Shrinking |
SMn420 |
785 |
590 |
10 |
40 |
We keep more than 10,000 tons SMn420 steel plates in stock each month.we can meet our customer’s any quantity request.Based on these stock source,our advantage industry spread into steel process like:cutting (any size and any shape) drilling,welding,milling,machining and steel structure.and if you need to know more information about the SMn420 structural alloy steel,just contact us.
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