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1)  super-low carbon austenitic stainless steel electrode
超低碳奥氏体不锈钢焊条
1.
Single-pass and multi-passes welded joints of 0Cr18Ni9/20 clad pipe were prepared by the use of shielded metal arc welding(SMAW) and E309L super-low carbon austenitic stainless steel electrode.
采用E309L型超低碳奥氏体不锈钢焊条的焊条电弧焊(SMAW,shieldedmetal arc welding)方法制备了0Cr18Ni9/20复合管单层焊和多层焊接头,并应用光学金相、能谱(EDS,energy dispersive spectrum)成分及线扫描、扫描电镜(SEM,scanning electronmicroscope)、X射线衍射以及显微硬度等方法对焊接接头进行了对比分析研究。
2)  super-low carbon austenitic stainless steel welding wire
超低碳奥氏体不锈钢焊丝
1.
TIG welding with argon shielding on the back of the weld metal and super-low carbon austenitic stainless steel welding wire is used to weld first layer of weld seam of 20/0Cr18Ni9 clad pipe.
采用背部充氩保护的钨极氩弧焊(TIG)和超低碳奥氏体不锈钢焊丝TGS - 30 9L焊接 2 0 / 0Cr1 8Ni9复合管的第 1层焊缝 ,焊后利用金相显微镜、扫描电子显微镜和电化学分析方法对焊接接头的化学成分、金相组织、显微硬度以及抗腐蚀性能进行了研究。
3)  Ultra-low carbon austenitic stainless steel
超低碳奥氏体不锈钢
1.
An investigation was made on the effect of rewelding on mechanical properties of Ultra-low carbon austenitic stainless steel based on mechanical properties test and microstructure examination.
通过对反复焊接1~5次的超低碳奥氏体不锈钢力学性能的试验及金相组织的分析,研究了反复焊接对超低碳奥氏体不锈钢力学性能的影响。
4)  austenitic stainless steel electrode
奥氏体不锈钢焊条
5)  low-carbon austenitic
低碳奥氏体不锈钢
1.
The design, machining technology, detail choosed parameters and the distributed cutting area of the group set tape of the special tap for tapping on F316 low-carbon austenitic stainless steel are introduced.
对在F316低碳奥氏体不锈钢上加工粗牙盲孔内螺纹用专用丝锥的设计、加工工艺、参数选择及成组丝锥切削面积的分配等作了简要介绍。
6)  austenitic stainless steel welding wire
奥氏体不锈钢焊丝
1.
Bead welding process to Q235A was made by TIG welding and H1Cr24Ni13 austenitic stainless steel welding wire.
采用TIG焊方法和H1Cr24Ni13奥氏体不锈钢焊丝,对Q235A进行堆焊加工。
补充资料:超低碳不锈钢
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性质:含碳量低于0.03%的不锈钢,一般指奥氏体不锈钢。不锈钢中的碳含量降低到0.03%以下,即超低碳化,能有效地避免不锈钢出现贫铬区和防止晶间腐蚀敏感性。碳在铁素体不锈钢中的危害更加严重,当大约从927℃;以上快冷时就会沿晶界析出铬的碳化物,形成晶界贫铬区,而在腐蚀环境中容易发生晶间腐蚀,为了避免晶间腐蚀就要求碳含量必须低于0.01%。采用氩氧脱碳精炼法和真空氧脱碳精炼法,都能生产超低碳不锈钢。

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