政策法规现行有效美国危险品合规

§ 172.317 KEEP AWAY FROM HEAT handling mark.

效力	法规类型	发布日期	生效日期	发文机构
现行有效	部门规章	2026-08-07	2026-09-08	Code of Federal Regulations (CFR) - Transportation (Title 49)

发布08-07

生效09-08

摘要总结AI 辅助解读

本法规规定，通过航空运输第4.1类自反应物质或第5.2类有机过氧化物时，每个包装必须加贴“KEEP AWAY FROM HEAT”（远离热源）操作标记。该标记需为矩形，最小尺寸为高105毫米、宽74毫米；若包装尺寸受限，允许使用不小于上述尺寸一半的标记。标记颜色要求为黑字黑框白底，星爆图案为红色，且必须耐用清晰并置于对比色背景上。此前符合旧规的标记在特定过渡期内仍可使用。

(a) General. For transportation by aircraft, each package containing self-reactive substances of Division 4.1 or organic peroxides of Division 5.2 must be marked with the KEEP AWAY FROM HEAT handling mark specified in this section.
(b) Location and design. The marking must be a rectangle measuring at least 105 mm (4.1 inches) in height by 74 mm (2.9 inches) in width as measured from the outside of the lines forming the border. Markings with not less than half this dimension are permissible where the dimensions of the package can only bear a smaller mark.

- (1) Transitional exception. A marking in conformance with the requirements of this paragraph in effect on December 31, 2014, may continue to be used until December 31, 2016.

- (2) For domestic transportation, a packaging marked prior to January 1, 2017 and in conformance with the requirements of this paragraph in effect on December 31, 2014, may continue in service until the end of its useful life.

(c) KEEP AWAY FROM HEAT handling mark. The KEEP AWAY FROM HEAT handling mark must conform to the following:

- (1) Except for size, the KEEP AWAY FROM HEAT handling mark must appear as follows:

ER20DE04.001

- (2) The symbol, letters and border must be black and the background white, except for the starburst which must be red.

- (3) The KEEP AWAY FROM HEAT handling marking required by paragraph (a) of this section must be durable, legible and displayed on a background of contrasting color.

[69 FR 76153, Dec. 20, 2004, as amended at 80 FR 1150, Jan. 8, 2015]