China · YB

65Mn

YB/T 5103:1993 — Oil tempered carbon steel spring wire

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Standards

YB/T 5063:1993Heat treatment spring steel strips
YB/T 024:2008Steel strips for cable armouring
YB/T 4222:2010Coated steel wire for overhead line helical fittings
YB/T 4295:2012Flat steel wire for winding on pressure machine
YB/T 5058:2005Cold-rolled spring and tool steel strips
YB/T 5101:1993Piano wire
YB/T 5186:2006Hexagonal steel wire
YB/T 5319:2010Trapezed steel wire for spring washer
YB/T 5063:2007Heat treatment spring steel strips
YB/T 056:1994Resilient card wire
YB/T 5102:1993Oil tempered carbon steel valve spring quality wire
YB/T 037:1993Quality structure cold-draw flat steels
YB/T 5103:1993Oil tempered carbon steel spring wire
YB/T 5183:2006Shaped wire for annex of automobile body
YB/T 128:1997Technical specifications for roll of straight bead welding pipe
YB/T 5222:2014Quality hot rolled and forged carbon structural steel round tube blank
YB/T 037:2005Quality structure cold-draw flat steels
YB/T 5062:2007Cold-rolled steel strips for saw blades
YB/T 5365:2006Oil-hardened and tempered steel wire for mechanical springs
YB/T 003:1991YB/T 003
YB/T 156:1999Steel wires for middle strength prestressed concrete
YB/T 5100:1993Piano wire rods
YB/T 4149:2006Continuously cast round billet for seamless steel tube rolling
YB/T 5006:1993YB/T 5006
YB/T 5058:1993Cold-rolled spring and tool steel strips
YB/T 5062:1993Cold-rolled steel strips for saw blades
YB/T 5183:1993Shaped wire for annex of automobile body
YB/T 5185:1993Flat wire for internal combustion engine
YB/T 5222:2004Quality hot rolled and forged carbon structural steel round tube blank
YB/T 5222:1993Quality hot rolled and forged carbon structural steel round tube blank
YB/T 5311:2006Carbon spring steel wire for significant use
YB/T 5319:2006Trapezed steel wire for spring washer

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Chemical composition

wt% · log scale

min – max range
typical value

Mechanical properties

value range by condition

Chemical composition

Element	min	max
C	0.62	0.7
Cr		0.25
Cu		0.25
Mn	0.9	1.2
Ni		0.3
P		0.035
S		0.035
Si	0.17	0.37

Mechanical properties

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Reduction of area	Impact energy	Hardness
Wires, quenched and tempered, 2 <=, d <=, 4 mm		1430–1770