ASTM A694 – Carbon and Alloy Steel Forgings for Pipe Flanges, Fittings, Valves, and Parts for High-Pressure Transmission Service
Chemical Compositions (max, %)
| |
C |
Mn |
P |
S |
Si |
| Heat Analysis |
0.26 |
1.40 |
0.025 |
0.025 |
0.15-0.35 |
| Product Analysis |
0.265 |
1.44 |
0.030 |
0.030 |
0.10-0.40 |
Mechanical Properties (min )
| Grade |
Tensile Strength MPa |
Yield Strength MPa |
Elongation in 2
in. or 50 mm,% |
| F42 |
415 |
290 |
20 |
| F46 |
415 |
315 |
20 |
| F48 |
425 |
330 |
20 |
| F50 |
440 |
345 |
20 |
| F52 |
455 |
360 |
20 |
| F56 |
470 |
385 |
20 |
| F60 |
515 |
415 |
20 |
| F65 |
530 |
450 |
20 |
| F70 |
565 |
485 |
18 |
