Standards

This Code of Practice specifies the requirements for concrete and block masonry used in structures or buildings.

Prescribes the requirements for metric capacity measures of cylindrical and conical shapes. It is intended for use by manufacturers in manufacturing Metric Capacity Measures thus ensuring all measures of a specified type and capacity will have the same dimensions. These measures are intended for use in normal commercial transactions and are for use in measuring liquids only. 7p. (Price Code B)

This standard specifies inter alia conversion factors to be used in converting quantities measured in Imperial to SI and other units. It sets out procedures for the uniform use for these conversion factors. It is intended for use in everyday operations in government commerce, industry, education certain branches of technology and sport.

This International Standard gives specifications for the angular coordinate system to be used in the design of scales, reticles or other display means incorporated in instruments for determining optical data on human eyes or corrective lenses for human eyes.

This document specifies the general requirements and tests for safety devices for fuel gases and oxygen or compressed air which do not incorporate a flame (flashback) arrestor used downstream of manifold, cylinder and/or pipeline outlet regulators, and upstream of blowpipes for welding, cutting and allied processes. This document does not specify the location of these devices in the gas system. This document is not applicable to safety devices which incorporate a flame arrestor, covered by ISO 5175-1.

This standard specifies requirements for hollow blocks made from fired clay.  The standard covers the general quality, dimensions and strength of the blocks.

This standard specifies legal metrology requirements for labelled packaged commodities with constant nominal content and subject to international trade.  It also covers sampling plans for net content verification of goods declared in units of mass or volume.

This Recommendation specifies

·    legal metrology requirements for prepackaged products (also called prepackaged commodities or prepackaged goods) labeled in predetermined constant nominal quantities of mass, volume, linear measure, area, or count, and

·         sampling plans and procedures for use by legal metrology officials in verifying the quantity of product in prepackages.

NOTE:  The sampling plans are not recommended for use in the quantity control processes of the packer.

This standard specifies requirements, including dimensions, materials, finish and selection for sampling for wire nails and cut nails. The following types of wire nails are covered by this standard: (a) Round plain head nails; (b) Round lost head nails; (c) Clout or slate nails; (d) Extra large head clout or felt nails; (e) Convex head roofing nails (chisel or diamond points); (f) Pipe nails (chisel point); (g) Panel pins; (h) Hardboard panel pins (round shank); (i) Hardboard panel pins (square shank); (j) Lath nails; (k) Plasterboard nails (jagged shank); (l) Oval brad head nails; (m) Oval lost head nails; (n) Tile pegs; (o) Tram nails with flat or raised head with chisel point; (p) Spring head twisted shank nails; (q) Square twisted shank flat head nails; (r) Washer head slab nails; (s) Dowels; (t) Annular ringed shank flat head nails; (u) Helical threaded shank flat head nails; and (v) Duplex head nails. The following types of cut nails are covered by this standard: (a) Cut clasp nails; and (b) Cut floor brads. The types of nail covered are illustrated in Tables 1 to 25 and in the corresponding diagrams, Figures 1 to 25.