Shanghai Jieteng Precision Mold Factory

Shanghai Jingteng Metal Group Co., Ltd.

   
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S420NL / 1.8912 Alloy Steel

S420NL / 1.8912 Alloy Steel

S420NL / 1.8912 Alloy Steel
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Diameter:
  
S420NL / 1.8912 Alloy Steel



Material Name


Material Name: S420NL / 1.8912

Characteristics and scope of application


Mainly used in large ships, bridges, power station equipment, medium and high pressure boiler, high pressure vessel, rolling stock, lifting machinery, mining machinery and other large welded structures

Chemical Composition


C

Si

Mn

P

S

Mo

V

Al

Nb

max   0.2

max   0.8

max   1.7

max   0.02

max   0.01

max   0.7

max   0.12

min 0.02

max   0.05


Mechanical Properties


Tensile strength
σb (MPa)
Yield Strength
σs 0.2 (MPa)
Elongation
δ 5 ()

500-680

320-420

18-19



Delivery State


  annealed state delivery, the delivery state should be indicated in the contract.