JIS G4051 S20c Round Bar Steel Density

JIS G4051 S20C Round Bar are widely used in metallurgical, mechanical, electrical construction field, ships, military uses and automobile rear of products.S20c Round Bar Steel also can used to manufacture carburizing and carbon parts which only require high surface hardness in the common and agriculture industry.

JIS G4051 S20c Round Bar Heat treatment conditions

Annealing	Normalize	Quench	Tempering
880 Furnace cooling	880~ 870 Air cooling	820~ 870 Water cooling	550~ 650 prompt cooling

S20c Round Bar Steel Mechanical properties
(1) S20c Round Bar Material

Tensile strength kgf/mm²	Yield strength kgf/mm²	Elongation %	Cross section reduction rate %	Hardness Hb
≧58	≧35	≧20	≧45	167~229

(2) S20c Round Bar After heat treatment

Tensile strength kgf/mm²	Yield strength kgf/mm²	Elongation %	Cross section reduction rate %	Hardness Hb
≧70	≧50	≧17	≧45	201~269

JIS G4051 S20c Various Size

Round Bar: 4-102mm x Length
Square Bar: 4x4mm-90x90mm x Length
Hexagon Bar: S4-105mmx Length
Flat Bar: Thick 3-60mmx Width 4-110mmx Length
We can supply any size based on customer's requirements
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