1.1 These test methods cover the chemical analysis of chromium and ferrochromium having chemical compositions within the following limits:
Element
Concentration, %
Aluminum
0.25 max
Antimony
0.005 max
Arsenic
0.005 max
Bismuth
0.005 max
Boron
0.005 max
Carbon
9.00 max
Chromium
51.0 to 99.5
Cobalt
0.10 max
Columbium
0.05 max
Copper
0.05 max
Lead
0.005 max
Manganese
0.75 max
Molybdenum
0.05 max
Nickel
0.50 max
Nitrogen
6.00 max
Phosphorus
0.03 max
Silicon
12.00 max
Silver
0.005 max
Sulfur
0.07 max
Tantalum
0.05 max
Tin
0.005 max
Titanium
0.50 max
Vanadium
0.50 max
Zinc
0.005 max
Zirconium
0.05 max
1.2 The analytical procedures appear in the following order:
Sections
Arsenic by the Molybdenum Blue Photometric Method
9-19
Lead by the Dithizone Photometric Method
20-30
Chromium by the Sodium Peroxide Fusion-Titrimetric Method
31-37
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of whoever uses this standard to consult and establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific hazard statements are given in Section 5.
Product Details
Published:
06/10/2003
Number of Pages:
5
File Size:
1 file , 49 KB
Redline File Size:
2 files , 82 KB
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