
Rocky Mountain Reference Materials RM F11-A delivers certified 1.25Cr-0.5Mo alloy chemistry for XRF and OES verification, calibration support, and positive material identification workflows involving F11 chromium-molybdenum steels.
The Rocky Mountain Reference Materials RM F11-A is a certified reference material representing 1.25Cr-0.5Mo low-alloy steel. Certified elemental values support verification and calibration activities for material analysis systems. It is used in workflows requiring alloy identification and analytical measurement correlation.
• Provides a known 1.25Cr-0.5Mo alloy chemistry for comparison against measured results
• Supports instrument response verification using certified elemental concentrations
• Enables correlation of analytical measurements to documented reference values
• Functions as a matrix-matched reference for alloy analysis workflows
• Certified chromium content approximately 1.34%
• Certified molybdenum content approximately 0.61%
• Includes documented values for carbon, manganese, silicon, nickel, copper, vanadium, phosphorus, sulfur, and additional trace elements
• Manufactured as a low-alloy steel reference material identified as F11 / UNS K11572
• Iron-balanced alloy matrix representative of 1¼Cr-½Mo steel chemistry
• X-ray fluorescence (XRF) analyzer calibration and verification
• Optical emission spectroscopy (OES) correlation and performance checks
• Positive material identification (PMI) alloy verification workflows
| Specification | Value |
|---|---|
| Brand | Rocky Mountain Reference Materials |
| Model | RM F11-A |
| MPN | RM F11-A |
| Product Type | Certified Reference Material |
| Grade | 1¼Cr-½Mo |
| UNS Designation | K11572 |
| Iron (Fe) | 96.5% Balance |
| Carbon (C) | 0.11% |
| Chromium (Cr) | 1.34% |
| Molybdenum (Mo) | 0.61% |
| Manganese (Mn) | 0.53% |
| Nickel (Ni) | 0.067% |
| Copper (Cu) | 0.12% |
| Silicon (Si) | 0.67% |
| Vanadium (V) | 0.004% |
| Phosphorus (P) | 0.007% |
| Sulfur (S) | 0.014% |
| Cobalt (Co) | 0.002% |
| Titanium (Ti) | 0.002% |
| Zirconium (Zr) | 0.002% |
| Reference Material Series | Low-Alloy Steels |