Coated abrasives. Vulcanized fibre discs1 Scope This International Standard specifies the nominal dimensions of vulcanized fibre discs. These vulcanized fibre discs are intended for use on hand held grinding machines. Vulcanized fibre discs are for use with support discs in accordance with ISO 15636.

They were originally produced by the National Institute of Standards and Technology of the USA and published in NIST Monograph 175

these are included as normative references

marking and labelling requirements for pipeline filters

9 Mid-tier Viewing Areas

etc and provides requirements for design where it is considered that additional security or other measures may be required in order to protect against the risk of vandalism

small-bore connector incompatibility

For the convenience of calculating temperatures

MIG welding

PD 6490 is an extension to the range of symbols in BS 3641-1 and BS 3641-3

Interchange formats

ISO 20602 provides design requirements and test guidelines to help cryogenic check valves manufacturers to select proper dimensions and designs for the cryogenic check valves (as per the specification for marine applications)

Movement between floors and levels (vertical circulation)