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RCH chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of RCH

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ONORM RCH

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

Steel Garde:RCH
Type:Special Alloy
Country:Austria
Standard:ONORM
Application:Austrian structural steel

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
SWRCH6R	CNS	China
SWRCH8R	CNS	China
SWRCH10R	CNS	China
SWRCH12R	CNS	China
SWRCH15R	CNS	China
SWRCH17R	CNS	China
SWRCH6A	CNS	China
SWRCH8A	CNS	China
SWRCH10A	CNS	China
SWRCH12A	CNS	China
SWRCH15A	CNS	China
SWRCH16A	CNS	China
SWRCH18A	CNS	China
SWRCH19A	CNS	China
SWRCH20A	CNS	China
SWRCH22A	CNS	China
SWRCH10K	CNS	China
SWRCH12K	CNS	China
SWRCH15K	CNS	China
SWRCH16K	CNS	China
SWRCH17K	CNS	China
SWRCH18K	CNS	China
SWRCH20K	CNS	China
SWRCH22K	CNS	China
SWRCH24K	CNS	China
SWRCH25K	CNS	China
SWRCH27K	CNS	China
SWRCH30K	CNS	China
SWRCH33K	CNS	China
SWRCH35K	CNS	China
SWRCH38K	CNS	China
SWRCH40K	CNS	China
SWRCH41K	CNS	China
SWRCH43K	CNS	China
SWRCH45K	CNS	China
SWRCH48K	CNS	China
SWRCH50K	CNS	China

Chemical composition(mass fraction)(wt.%)

Mechanical Properties

Tensile strength	831～728	σb/MPa
Yield Strength	547	σ 0.2 ≥/MPa
Elongation	23	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	651～340	-
HRC	30	-

Physical Properties

Thermal expansion	43-30	e-6/K
Thermal conductivity	29-05	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	9806-6216	째C
Density	2020-6280	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)
RCH 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