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SMn420 structural alloy steel
SMn420 steel plate

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
percentage

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.

Related Product:

SMn438,SMn443,SMn433

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