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Hebei Haihao GroupBRITISH STANDARDBS EN10253-3:2008Butt-welding pipefittingsPart 3:Wrought austenitic andaustenitic-ferritic (duplex)stainlesssteels without specific inspectionrequirements1Cs23.040.40:77.140.20NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBritish StandardsEmail:sales@haihaogroup.comwww.haihaopiping.com
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