ASTM F468 Standard Specification for Nonferrous Bolts, Hex Cap Screws, Socket Head Cap Screws, and Studs for General Use
Grade: F468HF
UNS Designation Number: N04400
Alloy number: 400
General Name: Ni-Cu Class A
Chemical Requirements (Composition, %)
C: 0.30
Cu: balance
Fe: 2.5
Mn: 2.0
Ni: 63.0-70.0
Si: 0.5
S: 0.024
A Elements shown as balance shall be arithmetically computed by deducting the sum of the other named elements from 100.
B Cobalt is to be counted as nickel.
Mechanical Requirements of F468HF
Hardness | Full-Size Tests | Machined Specimen Tests | |||
60–95 HRB | Tensile Strength, ksi | Yield Strength,min, ksi | Tensile Strength, ksi | Yield Strength,min, ksi | Elongation in 4D, min,% |
| 70-120 | 30 | 70 | 30 | 20 | |
“HF” denotes a hot-formed product.
