通用阀门材料 低合金耐热钢承压铸件补焊焊条选用
基体材料 | 焊条 | |
牌号 | 型号 | |
ZG1Cr5Mo | R507 | E1-5MoV-15 |
WC6 ZG20CrMo | R307 | E5515-B2 |
WC9 | R407 | E6015-B3 |
ZG20CrMoV ZG15Cr1Mo1V | R337 | E5515-B2-VNb |
C5 | R707 | E9Mo-15 |
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