Standard [CURRENT]
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This standard specifies the requirements relating to heat resisting alloy FE-PA4901 (X12CrNiCoMoW21-20), as forged, forging stock a or D 200 mm 690 MPa ≤ Rm ≤ 880 MPa for aerospace applications. The committee responsible for this standard is Working Committee NA 131-01-04 AA "Nickelbasislegierungen" ("Nickel based alloy") at DIN.