Description
AL-6XN Super Austenitic Stainless Steel Certified Reference Material (CRM)
This AL6XN certified reference material is a super austenitic stainless steel alloy widely used as a standard for calibrating and verifying your spectrometer (XRF, ICP-OES, Spark-OES, etc.). This material is precisely manufactured and certified to have traceable measurements and specified impurity levels, ensuring reliable results for laboratories performing calibration, quality control, and materials testing.
Certified AL-6XN Stainless Steel Chemical Composition:
| Element | Composition |
| Fe | 48.0% |
| Al | 0.020% |
| B | 0.0007% |
| C | 0.0154% |
| Co | 0.102% |
| Cr | 20.31% |
| Cu | 0.196% |
| Mn | 0.626% |
| Mo | 6.08% |
| N | 0.203% |
| Nb | 0.149% |
| Ni | 23.9% |
| P | 0.016% |
| S | 0.0005% |
| Si | 0.28% |
| Sn | 0.0036% |
| Ti | 0.009% |
| V | 0.050% |
| W | 0.036% |
AL-6XN Standard Chemical Range:
| Element | Composition |
| Fe | Remainder |
| Ni | 23.5-25.5% |
| Cr | 20-22% |
| Mo | 6-7% |
| C | 0.03% max |
| N | 0.18-0.25% |
| Si | 1% max |
| P | 0.04% max |
| S | 0.03% max |
| Cu | 0.75% max |
Other Names:
AL-6XN Superaustenitic Stainless Steel, UNS N08367, ASTM B688, ASTM A240, ASTM B675, ASME SB-688, ASME SA-240 ASME SB-675, EN 1.4529, DIN 1.4529, ATI AL-6XN, ATI Allegheny Ludlum AL-6XN
Available material forms:
- XRF: 1/8" thick disc, 1.5" diameter
- OES: 3/4" thick disc, 1.5" diameter
- Chips
Please Contact Us if you would like to know the specific dimensions of a sample.



