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| 2012-7-26 YR317(Q) |
| Itiscalciumoxide-fluorideslagsystem.YR317(Q)issuitableforweldingpearliticheatresistancesteel(12CrMoV)of1%Cr-0.5%Mo-Vandsteampipeunder540℃.
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| 2012-7-26 YR337(Q) |
| Itiscalciumoxide-fluorideslagsystem.It'sgasprotectedfluxcoredwire.YR337(Q)issuitableforweldingpearliticheatresistancesteel(15CrMo)andsteampipeunder570℃.
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| 2012-7-26 YR402(Q) |
| Itiscalcium-titaniumslagsystem.Itcanbeusedforallpositionwelding.YR402(Q)issuitableforwelding2.5%Cr-1%Mopearliticheatresistancesteelunder550℃.
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| 2012-7-26 YR407(Q) |
| Itiscalciumoxide-fluorideslagsystem.YR402(Q)issuitableforwelding2.5%Cr-1%Mopearliticheatresistancesteel,hightemperaturehighpressurepipeline,chemicalmachinery
andpetroleumcrackingequipmentunder550℃.
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| 2012-7-26 YR717(Q) |
| Itiscalciumoxide-fluorideslagsystem.It'sgasprotectedfluxcoredwire.
It'ssuitableforheatresistancesteelofCr9MoNiVbelow600~650℃likethesteampipe.
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