AMS SA-688 S30403
2013-07-06 09:46:06 Print this pageThe high quality USA AMS SA-688 S30403 material is one of the more steel grades we supply, AMS SA-688/SA-688M ,Specification for Welded Austenitic Stainless Steel Feedwater Heater Tubes. SA-688 S30403 is our main production grade, which has been approved by customers in many countries since its initial production, including our SA-688 S30403 round bars, flat bar, forgings, fasteners, tubes, wires, strips, sheets & Plates, as well as a variety of profiles, professional high precision auto-lathe processing manufacturer of clinching fasteners, axes, standoffs, screws, studs, nuts, bolt, OEM parts and special shaped turning partsthe state of delivery includes quenched and tempered, annealed, machined semi-finished products, we also have strict management of the packaging, to avoid material damage from transportation. We are the best supplier of SA-688 S30403 materials, and we are willing to develop together with customers from all over the world.
Also includes SA-688 S30403 steel material norm, chemical composition, mechanical properties, datasheet, SA-688 S30403 equivalent, heat treatment and temperature process of SA-688 S30403, The peak hardness can be achieved, Contains all of the specification, welding properties, let us in SA-688 S30403 this steel grade have a more comprehensive understanding, Download the full SA-688 S30403 PDF version of this datasheet.
Chemical composition (wt.%) of SA-688 S30403
| Elements | Min.（≥） | Max.（≤） |
|---|---|---|
| C | - | 0.03 |
| Si | - | 1.00 |
| Mn | - | 2.00 |
| P | - | 0.045 |
| S | - | 0.03 |
| Cr | 18.0 | 20.0 |
| Ni | 8.00 | 12.0 |
Mechanical Properties of SA-688 S30403
| Rp0.2 (MPa) | Rm (MPa) | Impact KV (J) |
Elongation A (%) |
A Z (%) | Delivery | Hardness HB |
|---|---|---|---|---|---|---|
| 687 (≥) | 419 (≥) | 11 | 33 | 21 | Solution & Aging, Ann, Ausaging, Q+T | 241 |
