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鑄造雙相不銹鋼晶間腐蝕試驗方法探討

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摘要:以ZG03Cr22Ni6Mo3N、ASTM A995 5A兩種鑄造雙相不銹鋼為對象,通過不同敏化制度處理,采用不同晶間腐蝕試驗方法,揭示鑄造雙相不銹鋼晶間腐蝕試驗的應(yīng)用性目的,并提出改進(jìn)建議。

關(guān)鍵詞:鑄造雙相不銹鋼;晶間腐蝕試驗方法;敏化處理

Discussion on experiment methods of intergranular corrosion tests of cast duplex stainless steel

NING Shangfeng1,LUAN Tianhong1,ZHANG Leilei2,REN Zhenwei2,KOU Cheng2

1. Sulzer (Dalian) Pumps & Compressors Ltd., Dalian 116000, Liaoning, China

2. CSSC Sunrui (Luoyang) Special Equipment Co. Ltd., Luoyang 471000, Henan, China

Abstract: This experiment investigated the effect of different sensitizing treatments onintergranular corrosion tests of ZG03Cr22Ni6Mo3N、ASTM A995 5A of cast duplex stainless steel. Different experiment methods are based on different purposes for duplex stainless steel. This paper puts forward some suggestions.

Keywords: cast duplex stainless steel;intergranular corrosion;sensitization treatment

1 序言

所謂雙相不銹鋼是在不銹鋼的組織中鐵素體與奧氏體約各占一半,一般較少相的含量也需要達(dá)到30%。(剩余4245字)

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