SAE AMS4921M
SAE AMS4921M 2012-JUN-01 Ttanum Bars Wre Forgngs and Rngs Commercally Pure 70 ks 483 MPa Yeld Strength-UNS R50700
SAE AMS4921M 2012-JUN-01 Ttanum Bars Wre Forgngs and Rngs Commercally Pure 70 ks 483 MPa Yeld Strength-UNS R50700
Form
This specification covers one grade of commercially-pure titanium in the form of bars, wire, forgings, flash welded rings, and stock for forging or flash welded rings.
Application
These products have been used typically for parts requiring high corrosion resistance and moderate strength up to 400 °F (204 °C), and oxidation resistance up to 600 °F (316 °C), but usage is not limited to such applications.
Classification
Melting Practice
Product covered by this specification is classified by melting practice as follows:
Type 1 - Multiple melted with at least one of the melting cycles under vacuum.
Type 2 - Electron beam cold hearth or plasma arc cold heath melted.
Unless a specific type is ordered, either type may be supplied.
Ultrasonic Inspection
Product covered by this specification is classified by test requirements as follows:
Class 1 - Ultrasonic inspection is not required.
Class 2 - Product shall be ultrasonically inspected.
Class 1 may be provided unless Class 2 is specified.