Corrosion Analysis of the Type 304 Stainless Steel Bipolar Plates after PEFC Single Cell Operation

2021 ◽  
Vol 70 (10) ◽  
pp. 318-322
Author(s):  
Ayumu Minoura ◽  
Masanobu Kumagai ◽  
Sachi Ikemoto ◽  
Yasuko Kitahara ◽  
Wataru Kimura ◽  
...  
2013 ◽  
Vol 573 ◽  
pp. 87-93 ◽  
Author(s):  
Yan Jie Ren ◽  
Jian Chen ◽  
Jian Jun He ◽  
Chao Liu Zeng

Polypyrrole coating doped with dodecylsulfate anions was electrodeposited by cyclic voltammetry and constant current technique on type 304 stainless steel used for bipolar plates of a proton-exchange membrane fuel cell from a basic solution of 0.2M pyrrole monomer solution containing dodecylsulfate sodium as supporting electrolyte. The morphology and corrosion performance of Ppy coated samples were investigated. Microscopic observations showed that the polypyrrole synthesized by constant current technique present a more dense constitution. Electrochemical measurements in 0.1M HCl solution showed that the polypyrrole synthesized by constant current technique provided better protection for the stainless steel.


Alloy Digest ◽  
2016 ◽  
Vol 65 (2) ◽  

Abstract Outokumpu Type 630 is a martensitic age hardenable alloy of composition 17Cr-4Ni. The alloy has high strength and corrosion resistance similar to that of Type 304 stainless steel. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, and joining. Filing Code: SS-1238. Producer or source: Outokumpu High Performance Stainless.


CORROSION ◽  
1972 ◽  
Vol 28 (7) ◽  
pp. 269-273 ◽  
Author(s):  
K. Elayaperumal ◽  
P. K. De ◽  
J. Balachandra

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