| 430C | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4360 | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4360-43C | K7766 | BRITISH STANDARDS INSTITUTION |
| BS4848 | K7766 | BRITISH STANDARDS INSTITUTION |
| BSEN 10210-1-S275J2H-50X50MM | K7766 | BRITISH STANDARDS INSTITUTION |
| BSEN10210-1-S275J0H-50X50MM | K7766 | BRITISH STANDARDS INSTITUTION |
| EN10113 | K7766 | BRITISH STANDARDS INSTITUTION |