astm a240 uns s41500 stainless steel round bar
astm a240 uns s41500 is a material grade spcification for cold-finished or hot-finished bars in s41500 stainless steel, available inform of rounds, square, hexagons and other hot rolled extruded shapes. Boltport uses s41500 bar stock to ASTM A276 specificationsfor manufacturing stainless steel s41500 bolts, nuts, screws, studs, threaded rods, other fasteners and bar stock components forgeneral engineering purposes.
astm a240 specification covers requirements such as chemical composition, mechanical properties, heat treatment and othersupplementary requirements for s41500 stainless steel round bars, square bars, hexagon bars and other extruded shapes.
| Chemical composition |
| UNS Number |
Grade |
Elements |
Composition % |
| S41500 |
21 Chromium,26 Nickel,4.5 Molybdenum |
Carbon |
0.02 max |
| Manganese |
2.00 max |
| Phosphorus |
0.045 max |
| Sulfur |
0.035 max |
| Silicon |
1.00 max |
| Hickel |
23.00 - 28.00 |
| Chromium |
19.00- 23.00 |
| Aolybdenum |
4.00-5.00 |
| Copper |
1.00- 2.00 |
| Nitrogen |
0.10 max |
| Mechanical Properties |
| Property |
value |
| Finish |
Hot-Finished Cold Finished |
| lensile Strength,min,ksi[MPa] |
71[490] |
| ield Strength,min,ksi[MPa] |
31[215] |
| Elongation in 2 in.[50mm] or 4D,min, % |
35 |