UNS: N07750
DIN: 2.4669
GB: GH4145
Elastic modulus: 213737
Recommended maximum operating temperature: 371(538)°C
Main element chemical composition (wt%) : Ni70.0min %, Cr 14.0-17.0%, Fe 5.0-9.0%
Description and main use: nickel base precipitation hardening alloy, strength better than inconel 600. The material is precipitated and hardened after the manufacturing of the spring to obtain the desired properties. No. 1 tempering can achieve better heat resistance.
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