ASTM介绍 ASTM系美国材料与试验协会的英文缩写，其英文全称为American Society for Testing and Materials。

　　主要内容分三部分：

　　ASTM-F963更新原文如下

　　2016 Revision/Update to F963

　　After five years of work by hundreds of experts on the committee, F963 was updated in 2016.

　　Among the changes, the 2016 revision addresses ride-on toys with: a new curb impact requirement, a clarification of overload and stability requirements, and a strap exemption.

　　F963 also adds:

　　new labeling requirements for toys that have certain small coin/button batteries,temperature and current-limiting requirements for lithium-ion batteries, and new requirements for materials and toys that could expand if accidentally swallowed.

　　Other revisions include:

　　new soaking and compression tests for magnets new requirements andclarifications related to microbiological safety;clarifications toheavy elements requirements for toy substrate materials revised re-quirements for toys involving projectiles; and, clarification of requirements and supplemental guidance for impact hazards.