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Cobalt Alloy R41 / Rene 41

Technical Data Sheet

Alloy R41 (Rene 41) is an age hardening nickel base super alloy with has exceptional strength from room temperature through to between 650°C - 980°C (1200 - 1800ºF). R 41 is designed for use in severely stressed high temperature applications. R41 (Rene 41) is typically used in hot components for jet engines, rocket engines, turbine blades, turbine wheels, torque rings, bolting, springs and much more.

Chemical Composition Limits
Weight %	C	Si	Ni	Co	Al	Fe	Mn	Cr	Mo	Ti	B
R41 Rene 41	0.06 - 0.12	0.20 max	Bal	10-12	1.4-1.6	5.0 max	0.10 max	18-20	9.0-10.50	3-3.30	0.003-0.010

Typical Mechanical Properties

Material	Tensile Strength ksi	Yield Strength ksi	Elongation in 4D	Reduction of Area	Hardness
Rene 41 (R41) Solution Treated Bar					363 HB max
Rene 41 (R41) Solution Treated Aged Bar	170	130	8	10	311 HB min
Rene 41 (R41) Solution Treated Sheet	170 max	100 max	30 max		30HRC max
Rene 41 (R41) Solution Treated Aged Sheet	170 min	130 min	10 min		35 HRC min

Availability
Alloy R41 (Rene 41) is available in Sheet, Strip, Plate, Wire, Rod, Bar (round bar, flat bar), Forging Stock and Welding Wire. For all stock availability contact Sales.

Specifications
UNS N07041
Werkstoff Nr. 2.4973
AISI 683
SAE AMS 5712 Bar
SAE AMS 5545 Sheet, Strip and Plate
GE B50T59 Sheet, Plate, Strip, Bars and Forgings
GE B50TF76C Sheet, Plate, Strip
GE B50TF109C Sheet, Strip, Plate, Solution Treated
SAE AMS 5713 Bar (VAC MELT)
SAE AMS 5800 Welding Wire
MSRR 9500/241 Welding Wire
Tradenames - Rene 41, Pyromet Alloy 41

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Disclaimer
Every effort is made to ensure that technical specifications are accurate. However, technical specifications included herein should be used as a guideline only. All specifications are subject to change without notice.