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This National Standard of Canada is equivalent to International Standard ISo 7711:1984. This International Standard specifies the dimensional and other requirements for the 29 most commonly used shapes of diamond instruments. It is envisaged to extend the scope of this International Standard at its first revision to cover other shapes of diamond instruments.

This National Standard of Canada is equivalent to International Standard ISo 7787/1:1984. This part of ISO 7787 specifies the dimensional and other requirements for the nine most commonly used steel cutters¹ which are predominantly used in the dental laboratory. Other characteristics of cutters, for example spiralled blades, cross-cut, are not covered by this International Standard.…

This National Standard of Canada is equivalent to International Standard ISo 7787/2:1984. This part of ISO 7787 specifies the dimensional and other requirements for the eleven most commonly used carbide cutters¹ which are predominantly used in the dental laboratory. Other characteristics of cutters, for example spiralled blades, cross-cut, are not covered by this International Standard…

1.1 Pertains to nonreinforced circular concrete pipe and fittings intended to be used for the conveyance of sewage, industrial wastes, storm water, and for the construction of culverts. Note: This Standard is applicable to manufacture and purchase only. 1.2 This Standard establishes the following three strength classifications of nonreinforced concrete pipe and gives their physical…

1.1 Pertains to reinforced circular concrete pipe and fittings intended to be used for the conveyance of sewage, industrial wastes, and storm water, and for the construction of culverts. Note: This Standard is applicable to manufacture and purchase only. 1.2 This Standard pertains to pipe that is intended to be used for jacking longitudinally in tunnel operations. Note: Such pipe may…

1.1 Specifies the design and performance requirements for flexible watertight joints for circular concrete sewer and culvert pipe, precast manhole sections, and fittings using rubber gaskets for sealing the joints where infiltration or exfiltration is a factor in the design. 1.2 This Standard specifies the requirements for rubber gaskets to be used with pipe, manhole sections, catch…

1.1 Pertains to precast reinforced circular concrete manhole sections including base sections, riser sections, catch basins, and appurtenances such as grade rings, tops, and special sections for use in sewer and water works. Note: This Standard is applicable to manufacture and purchase only, not installation. 1.2 The requirements of this Standard are applicable to precast concentric…

1.1 This Special Publication gives guidelines for quality assurance in the administration and technical operations of a laboratory performing physical or chemical tests. It is intended to assist in developing their quality assurance programs. Laboratories wishing to comply with specific requirements may use these guidelines in conjunction with the requirements where applicable. These…

1. Scope A257.0 1.1 This Standard describes procedures for testing circular concrete pipe, manhole sections, and joints and includes the following tests: (a) three-edge bearing test (see Clause 3); (b) core strength test (see Clause 4); (c) absorption test (see Clause 5); (d) hydrostatic test (see Clause 6); (e) flat slab top test (see Clause 7);and (f) manhole step test (see…

Cancels and replaces the previous edition which had the status of a report. Applies to direct and indirect resistance heating installations. Standardizes the safety requirements to be respected in the industrial furnaces energized with d.c. or a.c. single-phase or polyphase voltage of frequency up to 60 Hz.