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1.4542 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4542

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B.S. 1.4542

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This page is mainly introduced the 1.4542 chemical information,mechanical properties, physical properties, mechanical properties, heat treatment, and Micro structure, etc. It also contains the use of 1.4542,such as it is commonly used in bars, sheet,plates, steel coils, steel pipes,forged and other materials application.
Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Steel Garde:1.4542
Type:Stainless Steels
Country:UK
Standard:B.S.

Standard Number:

ITEM	Standard Number	Descriptions
1	BS EN 10088-1	Stainless steels - Part 1: List of stainless steels
2	BS EN 10088-2	Stainless steels - Part 2: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for general purposes
3	BS EN 10088-3	Stainless steels - Part 3: Technical delivery conditions for semi-finished products, bars, rods, wire, sections and bright products of corrosion resisting steels for general purposes
4	BS EN 10088-4	Stainless steels - Part 4: Technical delivery conditions for sheet/plate and strip of corrosion resisting steels for construction purposes
5	BS EN 10088-5	Stainless steels - Part 5: Technical delivery conditions for bars, rods, wire, sections and bright products of corrosion resisting steels for construction purposes
6	BS EN 10250-4	Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Metallographic Structure:Precipitation-Hardening
Application:Open die steel forgings for general engineering purposes - Part 4: Stainless steels

Relevant products:

17-4ph(S17400,630)...

X5CrNiCuNb16-4 Plate

630 / 17-4ph ES...

17-4PH Stainless...

Cross Reference Table(Equivalent Materials):

Material	Standard	Country
X5CrNiCuNb16-4	B.S.	UK
X5CrNiCuNb16-4	AFNOR	France
1.4542	AFNOR	France
X5CrNiCuNb16-4	ISO	International
17-4PH, 1.4542, X5CrNiCuNb16-4	AMS	USA

Chemical composition(mass fraction)(wt.%)

Elements	Min.（≥）	Max.（≤）
C		0.07
Si		0.70
Mn		1.50
P		0.04
S		0.015
Cr	15.00	17.00
Ni	3.00	5.00
Mo		0.60
Nb+Ta	5×C	0.45
Cu	3.00	5.00

Mechanical Properties

Tensile strength	141～683	σb/MPa
Yield Strength	963	σ 0.2 ≥/MPa
Elongation	91	δ5≥(％)
ψ	-	ψ≥(％)
Akv	-	Akv≥/J
HBS	782～735	-
HRC	30	-

Physical Properties

Thermal expansion	71-85	e-6/K
Thermal conductivity	11-50	W/m.K
Specific heat	450-460	J/kg.K
Melting temperature	5054-6955	째C
Density	6217-9915	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)
1.4542 Stainless Steels	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