| 词条 | BS 857 |
| 释义 |
BS 857:1967[1] is a currently in-use British Standard specification for flat or curved safety glasses (toughened or laminated) for use in land vehicles, including road vehicles and railway vehicles. The standard specifies the mechanical, safety, impact and optical requirements as well as sampling and test methods. Other vehicle safety glass standardsUNECE Reg. 43[2] is an UNECE standard for safety glass used in road vehicles. References1. ^ BS 857:1967 Specification for safety glass for land transport {{glass-stub}}2. ^ UNECE Reg. 43 Safety glazing material 4 : Glass engineering and science|Vehicle safety technologies|Car windows|British Standards |
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