ASTM A74:17 pdf download

ASTM A74:17 pdf download.Standard Specification for Cast Iron Soil Pipe and Fittings.
8.2.4 The fittings shown in Fig. 2 have right-hand inlet or cleanout. Left-hand fittings have these openings on the side opposite to that shown. For details of side inlets, see Fig. 2.
9. Coating
9.1 The pipe and fittings shall he uniformly coated with a material suitable for the purpose that is adherent arid not brittle. The coating shall be applied in accordance with the coating manufacturer’s requirements. External touch marks from points of contact during the coating process are permitted. The coating shall not contain asbestos above current SDS reportable levels.5 Safety data sheets shall be furnished by the coating manufacturer when requested. The coating shall be evenly and smoothly applied to all surfaces, except in threaded openings, unless the coating is specifically designed for threaded openings.
9.2 Pipe and fittings coatings shall not contain lead which exceeds levels above 0.06 % (600 ppm).
9.2.1 The manufacturer shall annually prepare and submit samples to a qualified laboratory for test in accordance with Practice E1645. The manufacturer shall prepare and submit samples when changing sources of supply or the coating manufacturer changes formulations for the coating.
9.3 Pipe and fittings coatings shall not contain levels of volatile organic hazardous air pollutants (VOHAPs) which exceed levels of 2.6 lb (0.31 kgiL) of VOHAPs per gallon of solids in accordance with Practice D3960.
9.3.1 The manufacturer shall annually certify that the coating meets the VOHAP requirement. It is permissible for the coating manufacturer to provide the certification.
9.4 Records shall be maintained for a period of seven years.
9.5 Copies of the coating certification shall he furnished when requested.
10. Sampling
10.1 Chemical and mechanical tests shall be made regularly and at sufficiently close intervals for adequate determinations of the significant chemical constituents and properties of the cast iron. A specimen taken from a finished product often does not produce the same results as a specimen formed by the method used for sample preparation and is not acceptable for the purpose of testing to this standard. Records of chemical analysis shall be maintained by the manufacturer by lot. Copies of these analyses shall be furnished to the purchaser when requested.
10.2 A lot shall consist of one of the following:
10.2.1 All the metal poured from a single heatin na batch-type furnace.
10.2.2 All the metal from two or more batch-type me g furnaces poured into a single ladle or a single casting.