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  • A302.A312.A402不銹鋼焊條
  • A302.A312.A402不銹鋼焊條

A302.A312.A402不銹鋼焊條

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河北省宗發耐磨焊條廠
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  • 地區:河北 邢臺
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熱銷產品
A302不銹鋼焊條符合GB- E309-16 AWS-E309-16
鈦鈣型藥皮,含Cr22-25%、Ni 12-14%等合金,焊縫金屬具有優良的抗裂性和抗氧化性。熔敷金屬機械性能:σb≧550Mpa,延伸率δ5≧25﹪,交直流兩用。但盡可能采用直流。可進行全位置焊接.焊前焊條150℃烘干.用于焊接相同類型的不銹鋼及異種鋼,高鉻鋼、高錳鋼等
A312不銹鋼焊條
型號GB/T:E309Mo-16 相當于AWS:E309Mo-16
說明:鈦鈣型Cr23Ni13Mo2不銹鋼焊條,焊縫金屬中含有鉬,比A302具有更高的耐蝕性、抗氧化性及抗裂性,交直流兩用,焊接工藝性好
用途:用于焊接耐硫酸介質腐蝕的同類型不銹鋼容器,也用于不銹鋼襯里以及復合鋼、異種鋼的焊接。
熔敷金屬化學成分∕%
C≤0.12 Mn0.50-2.5 Si≤0.90 Cr 22.0-25.0 Ni 12.0-14.0 Mo2.0-3.0 Cu≤0.75
A402鈦鈣型藥皮的純奧氏體不銹鋼焊條,含Cr25-28%、Ni 20-22.5%等合金,焊縫金屬在900~1100℃高溫條件下具有優良的抗氧化性。熔敷金屬機械性能:σb≧550Mpa,δ5≧25﹪.焊條的操作性好,交直流兩用。但盡可能采用直流電源。焊前焊條適當烘干.用于焊接高溫下工作的同類型耐熱不銹鋼及異種鋼,在也可焊接硬化性大的鉻鋼如Cr5 Mo、Cr9 Mo、Cr13、Cr28等
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