National Sharing Platform for Reference Materials
Sponsor:National Institute of Metrology, China

Medium and Low-Alloy Steel

Code Al<sub>s</sub>   Mass fraction (10 -2 ) Mn   Mass fraction (10 -2 ) Cr   Mass fraction (10 -2 )
Value Certified Uncertainty Value Certified Uncertainty Value Certified Uncertainty
GBW01320 0.651 0.007 1.03 0.01
GBW01335 0.519 0.004 0.892 0.004
GBW(E)010231 0.665 0.007
GBW(E)010232 0.99 0.01
GBW(E)010233 1.14 0.01
GBW(E)010234 0.064 0.002 1.50 0.02 0.038 0.004
GBW(E)010235 0.037 0.003 0.69 0.02 0.136 0.004
GBW(E)010236 0.025 0.002 0.42 0.02 1.15 0.02
GBW(E)010237 0.010 0.002 0.74 0.02 0.244 0.007
GBW(E)010440 0.817 0.006 0.515 0.004
GBW(E)010441 0.427 0.005 2.41 0.02
GBW(E)010442 0.319 0.005 1.03 0.02
GBW(E)010443 0.595 0.007 1.45 0.02
GBW(E)010444 0.176 0.003 2.20 0.02
GBW(E)010445 0.404 0.008 2.67 0.02
GBW(E)010446 0.608 0.008 1.83 0.02
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