GBT GB 85

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GB 85 Profile
GB 85 Chemical composition
GB 85 Mechanical Properties
GB 85 Physical Properties
GB 85 Heat treatment
GB 85 Size Availability
GB 85 Relevant products

Profile

This page is mainly introduced the GB 85 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of GB 85,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
85

Steel Garde:GB 85
Type:Special Alloy
Country:China
Standard:GBT
Application:China structural steel and alloy steel

Relevant products:

D2(Cr12Mo1V1) Hot Rolled Plate

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
C85W	DIN	Germany
85Cr1	DIN	Germany
1.2085	DIN	Germany
1.2885	DIN	Germany
SK85	JIS	Japan
Z85WDKCV06-05-05-04-02	AFNOR	France
Z85WDKCV06-05-05-04-02	AFNOR	France
SS14:1885	SS	Sweden
SS14:1885	SS	Sweden
CT85	SS	Sweden
CT85	SS	Sweden
AISI 685	AISI	USA
1.4885	DIN	Germany
X85CrMoV18-2	DIN	Germany
1.4785	DIN	Germany
Z85CDV18-02	AFNOR	France
X85CrMoV18-2	AFNOR	France
SS14 2385	SS	Sweden
SS14 2385	SS	Sweden
ASTM Grade 485-250(70-35)	ASTM	USA
ASTM Grade 485-275(70-40)	ASTM	USA
ISO X85CrMoV18 2	ISO	ISO
SS 2385	SS	Sweden
S35850	GBT	China
2NiCr185	STAS/SR	Romania
30VCrW85	STAS/SR	Romania
L485QB	UNE	Spain
L485 MB	UNE	Spain
P285NH	UNE	Spain
P285QH	UNE	Spain
05 5385	CSN	Czech Republic
419850	CSN	Czech Republic
419851	CSN	Czech Republic
419852	CSN	Czech Republic
419855	CSN	Czech Republic
419856	CSN	Czech Republic
419857	CSN	Czech Republic
419858	CSN	Czech Republic
CA85T	AS	Australia
RC85	ONORM	Austria
S385	GBT	China
85	GBT	China
U20852	GBT	China
SBPR785/930	CNS	China
SBPR785/1030	CNS	China
EN L485QB	EN	Euronorm
EN L485MB	EN	Euronorm
EN 2CS85	EN	Euronorm
EN 11MnMo85KE	EN	Euronorm
EN X85CrMoV18-2	EN	Euronorm

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	618～520	σb/MPa
Yield Strength	731	σ 0.2 ≥/MPa
Elongation	60	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	171～435	-
HRC	30	-

Physical Properties

Thermal expansion	49-25	e-6/K
Thermal conductivity	61-41	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	0034-3565	째C
Density	3348-1718	kg/m³
Resistivity	0.50-0.60	Ohm.mm²/m

Heat Treatment Regime

Annealing	Quenching	Tempering	Normalizing	Q & T
√	√	√	√	√

Size Availability

Steel Grade	Specification	Processing range(mm)
GB 85 Special Alloy	Round Bar and Hollow Bar	Φ1 to Φ2000
	Square and Flat Steel	Φ10 to Φ100
	Plate and Sheet	0.08-800(Thickness)10-1500(Width)Length
	Tube or Pipe	OD:Φ4-410; WT:1-35 mm; Lenght:10-12000
	Coil and Strip Steel	THK:0.1mm Width:1500mm
	Forged	Ring/Cylindrical/Disk