AWSA1.1:2016 An American National Standard Metric Practice Guide for the Welding Industry Approved American Nationa standa AWS American Welding Society ANSI American Welding Sociaty Licensee=Chongging Instbute of quality and Standardizationb 5090300 Psovided by H8 under icanse with AWs Nct1 or Rosale.20171807:583了 No eproduction or networking pemitted without licanse fom IHS AWSA1.1:2016 An American National Standard Approved by American National Standards Institute August 30 2016 Metric Practice Guide for the Welding Industry Supersedes AWS A1.1:2001 Prepared by the American Welding Society(AWS)AI Committee on Metric Practice Under the Direction of the AWS Technical Activities Committee Approved by the AWS Board of Directors Abstract This metric practice guide is based on the International System of Units(SI)as defined in the U.S.Federal Registernotice of July 28 1998 "Metric System of Measurement:Interpretation of the International System of Units for the United States."It includes the base units derived units and rules for their use.Also covered are conversion factors and rules for their use in converting U.S.customary units to SI units. Remendations are presented for style and usage in such areas as prefixes punctuation number grouping etc.There are also suggestions to industry for managing the transition. AWS American Welding Society American Welding Sociaty Instioute of and 5000300 Psovided by H8 under licanse with AWs Nct1 or Rosale.20171807:583了 No or networking without tem IHS SHI wo4 esueeg pepuued 0 ON LE BS:20 8WBVLVOZ'50 ON SMy asubog apun SH Aq popword 06E0665 pue enb o=aosuaon ! .woolyuAdoo'mmM> uuI:00t8-0SL(8L6):31‘Z610VW‘s.3Au‘3Ap00Ms0yZZZ31u3O30ua1 4BuAdo3uo1 pled s!33y31 -udoIdde ayp eql popIAoud Aq pojue s!siua!]o Jo Ajuo asn jeuopeonpa .o‘[euosIad‘[!ay Io Aquo asn woousse]p [:3npa.o‘[euosuad‘[!Ioy sua&doao1oudo1 3uMo四8uAdoo3upJ03du31nLLM.oLd3nou!M“aSIM3upo.o Bu!p1o ar“[! ‘Aue u!pon!uISuB.uoisAs [B u!pouois poonpo daI q Keur p.epueis siypJ0 u...