Alloy R-405

Standards

Mat. No.
-
EU
-
AISI/ASTM
-
UNS
N04405
Other
Monel Alloy R405
Alloy R-405
Alloy R-405 alloy is a nickel-copper alloy with extra sulfur added to Alloy 400.
Due to its sulfur content, its machinability is quite good.

Chemical Composition & Mechanical and Physical Properties

Hardness HB 30
140 max
0.2 %Yield Strength Rp N/mm2
300 min
Tensile Strength Rm N/mm2
690 min
C%
0.30 max
Mn%
2.00 max
P%
0.020 max
S%
0.025-0.060
Si%
0.50 max
Ni%
63.00 min
Cu %
28.00-34.00
Elongation A5 %
30-40
Elastic Modulus kN/mm2
180

Application areas

In machined parts, valve parts for the chemical industry.

Specifications

NACE MR-01-75, ASTM B 164, ASME SB-164
SAE AMS 4674, AMS 7234
QQ-N 281 MIL-N-894
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