Значение и использование

This test method for the chemical analysis of metals and alloys is primarily intended to test such materials for compliance with compositional specifications. It is assumed that all those who use this test method will be trained analysts capable of performing common laboratory procedures skillfully and safely. It is expected that work will be performed in a properly equipped laboratory.

Область применения

1.1 This test method covers the chemical analysis of zinc alloys having chemical compositions within the following limits:

ElementConcentration Range, % Aluminum 3.0–8.0 Antimony 0.002 max Cadmium 0.025 max Cerium 0.03–0.10 Copper 0.10 max Iron 0.10 max Lanthanum 0.03–0.10 Lead 0.026 max Magnesium 0.05 max Silicon 0.015 max Tin 0.002 max Titanium 0.02 max Zirconium 0.02 max

1.2 Included are procedures for elements in the following concentration ranges:

ElementConcentration Range, % Aluminum 3.0–8.0 Cadmium 0.0016–0.025 Cerium 0.005–0.10 Iron 0.0015–0.10 Lanthanum 0.009–0.10 Lead 0.002–0.026

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 the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Specific safety hazards statements are given in Section 8, 12.2, and 14.1.