Shanghai Jieteng Precision Mold Factory

Shanghai Jingteng Metal Group Co., Ltd.

   
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SUJ2

SUJ2

SUJ2 Bearing Steel
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Thickness：
Diameter：
  
SUJ2 Bearing Steel



Material Name


Material Name: SUM22L

Characteristics and scope of application


Flat tip can be directly processed and molded using 2-3 times higher than the SKD-61 (hrc52) the whole hardware.

Chemical Composition


C Si Mn Mo
 S P Cu Ni Cr
0.95-1.10 0.15～0.35 Max 0.50 Max 0.08
 Max 0.025 Max 0.025
 Max 0.25 Max 0.25 1.30-1.60

Mechanical Property


Tensile strength
σb (MPa) 		ballistic work
Akv (J)
        Hardness         
(HRC）
1617 28 61-64

specification of heat treatment and metallurgical structure


Specification of heat treatment :hardening 850~860℃， oil cooling; 160℃ tepmering 2h.
Metallurgical Structure:  tempered martensite

Delivery State


Hot rolled (forging) annealing, annealing, annealing peeling steel, cold drawing (rolling) round, polished round, hot-rolled steel pipe, annealing peeling steel tube, cold drawn steel pipe (rolling) eight state delivery.