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In ChinaSA-307 Grade A material is AMS SA-307 Carbon Steel Bolts and Studs, 60 000 psi Tensile Strength Carbon Steel Bolts and Studs, 60 000 psi Tensile Strength.
Chemical composition of SA-307 Grade A, SA-307 Grade A mechanical properties, SA-307 Grade A datasheet, SA-307 Grade A equivalent grade, Heat treatment and temperature process of SA-307 Grade A.
| C: | Max | 0.15 |
| Si: | Max | 1.00 |
| Mn: | 3.75 | 4.75 |
| P: | Max | 0.045 |
| S: | Max | 0.03 |
| Ni: | 9.00 | 10.50 |
| Cr: | 19.00 | 22.00 |
| Al: | Max | Min |
| Cu: | Max | Min |
| Ti: | Max | Min |
| Fe: | Max | Min |
| N: | Max | Min |
| Mo: | Max | Min |
| V: | Max | Min |
| Rp0.2 (MPa) | 561 (≥) |
| Rm (MPa) | 197 (≥) |
| AKV (J) | 32 |
| A (%) | 43 |
| Z (%) | 13 |
| Hardness | HBW 444 |
| SA-307 Grade A Round bar: | 1mm-800mm |
| SA-307 Grade A Square bar: | 10mm * 10mm-600mm *600mm |
| SA-307 Grade A Flat bar: | Thickness:8mm-800mm Width:10mm to 1500mm |
| SA-307 Grade A Sheet or Plate: | Thickness:3mm-80mm Width:1.5mm to 1500mm |
| SA-307 Grade A Strip or Coil: | Thickness:0.1mm-3mm Width:1.5mm-1500mm |
| SA-307 Grade A Forgings: | Shafts with flanks/pipes/tubes/slugs/donuts/cubes/other shapes |