ANSI Z49.1-2012 Safety in Welding, Cutting and Allied Processes.pdf
文档页数：70文档大小：654.09KB文档格式：pdfANSI Z49.1:2012 An American National Standard Safety in WeldingCutting and Allied Processes American Welding Society ANSI Z49.1:2012 An American National Standard Approved by the American National Standards Institute March 9 2012 Safety in Welding Cuttingand Allied Processes Supersedes ANSI Z49.1:2005 Prepared by the Accredited Standards Committee Z49Safety in Welding and Cutting Secretariat American Welding Society Abstract This standard covers all aspects of safety and health in the welding environment emphasizing oxygen gas and arc welding processes with some coverage given to resistance welding.It contains information on protection of personnel and the general area ventilation fire prevention and protection and confined spaces.A significant section is devoted to precautionary information showing examples and an extensive bibliography is included. W American Welding Society 550 N.W.LeJeune Road Miami FL 33126 ANSI Z49.1:2012 American National Standard Approval of an American National Standard requires review by ANSI that the requirements for due process consensusand other criteria for approval have been met by the standards developer. Consensus is established when in the judgment of the ANSI Board of Standards Review substantial agreement has been reached by directly and materially affected interests.Substantial agreement means much more than a simple majority but not necessarily unanimity.Consensus requires that all views and objections be considered and that a concerted effort be made toward their resolution. The use of American National Standards is pletely voluntary;their existence does not in any respect preclude any- one whether he has approved the standards or not from manufacturing marketing purchasing or using productsprocesses or procedures not conforming to the standards. The American National Standards Institute does not develop standards and will in no circumstances give an interpreta- tion of any American National Standard.Moreover no p...
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