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CII WS34-01
AWS A5.25/A5.25M:R2009
MSS SP-124-1999
ASTM E2338-22
AWS QC17:2008
CAN/CSA C22.2 NO. 81-M90(R2011)
ANSI C136.20:2012 (R2013)
MSS SP-68-2011
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