CPM Rex 45 - Special Alloy

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**CPM Rex 45** Application:Powder metallurgy high-speed tool steel
Category	Type	Steel grade	Standard	Country
Grades	Special Alloy	CPM Rex 45	AISI	USA

Chemical composition % of the ladle analysis of grade CPM Rex 45

C(％)	S(％)	Cr(％)	Mo(％)	V(%)	W(%)	Co(%)
1.30	0.03	4.00	5.00	3.00	6.25	8.25

CPM Rex 45

Mechanical properties of grade CPM Rex 45
Proof strength R_p0.2 (MPa)	Tensile strength R_m (MPa)	Impact energy KV (J)	Elongation at fracture A (%)	Reduction in cross section on fracture Z (%)	As-Heat-Treated Condition	Brinell hardness (HBW)
466 (≥)	345 (≥)	43	44	14	Solution and Aging, Annealing, Ausaging, Q+T,etc	132

Physical properties of grade CPM Rex 45
Property	Density kg/dm3	Temperature T °C/F	Specific heat J / kgK	Thermal conductivity W/mK	Electric resistance µΩ·cm	Modulus of elasticity kN/mm2
263 (≥)	982 (≥)	44	34	41	Solution and Aging, Annealing, Ausaging, Q+T,etc	141
Temp. °C/°F	Creep strain limit (10000h) (Rp1,0) N/mm2	Creep rupture strength (10000h) (Rp1,0) N/mm2
249	965	585

CPM Rex 45 Range of products
Product type	Products	Dimension	Processes	Deliver Status
Plates / Sheets	Plates / Sheets	0.08-200mm(T)WL	Forging, hot rolling and cold rolling	Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Steel Bar	Round Bar, Flat Bar, Square Bar	Φ8-1200mm*L	Forging, hot rolling and cold rolling, Cast	Black, Rough Turning, Shot Blasting,
Coil / Strip	Steel Coil /Steel Strip	0.03-16.0x1200mm	Cold-Rolled & Hot-Rolled	Annealed, Solution and Aging, Q+T, ACID-WASHED, Shot Blasting
Pipes / Tubes	Seamless Pipes/Tubes, Welded Pipes/Tubes	OD:6-219mm x WT:0.5-20.0mm	Hot extrusion, Cold Drawn, Welded	Annealed, Solution and Aging, Q+T, ACID-WASHED

Cross Reference Table(Equivalent Grade)
Grade	Standard	Country	Application
GH4145	AISI	USA	Nickel-base superalloy
S47450	AISI	USA	Steels of blade for steam turbine
S47670	AISI	USA	Steels of blade for steam turbine
A 581 S30345	AISI	USA	Free-Machining Stainless Steel Wire and Wire Rods
A 582 S30345	AISI	USA	Standard Specification for Free-Machining Stainless Steel Bars
S30345	AISI	USA	Austenitic Chromium Nickel Aluminum Free-Machining Stainless Steel
A 240 Type XM-21	AISI	USA	Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 XM-21	AISI	USA	Stainless Steel Bars and Shapes
A 959 Type XM-21	AISI	USA	Standard Guide for Specifying Harmonized Standard Grade Compositions for Wrought Stainless Steels
SA-276 XM-21	AISI	USA	Specification for Stainless Steel Bars and Shapes
XM-21	AISI	USA	Chemical compositions of SAE wrought stainless steels
A 240 S30452	AISI	USA	Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
A 276 S30452	AISI	USA	Stainless Steel Bars and Shapes
S30452	AISI	USA	Austenitic Chromium Nickel Stainless Steel
SA-240 S30452	AISI	USA	Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
304LN	AISI	USA	Chemical compositions of SAE wrought stainless steels
A 167 Type 304LN	AISI	USA	Stainless and Heat-Resisting Chromium-Nickel Steel Plate, Sheet, and Strip
A 182 F 304LN	AISI	USA	Standard Specification for Forged or Rolled Alloy and Stainless Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service
A 213 TP304LN	AISI	USA	Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes
A 240 Type 304LN	AISI	USA	Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications