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YR307(Q)
standard(AWS): AWS:E551T5-B2C
稀释率%: E80T5-B2C
铁素体含量%: 1.2 1.6
堆焊层厚度mm: 0.08
Typical Chemical Composition of Deposited Metal C:0.36
Si:0.79
Mn:1.24
Cr:0.51
Ni:P:0.013 S:0.009
S:615
P:535
Mo:26.0
Other:152(常温)
Description

It is calcium oxide-fluoride slag system and it has good feature of crack resistance. YR307(Q) is suitable for welding pearlitic heat resistance steel(15CrMo) of 1%Cr-0.5%Mo under 520.