A new strategy for corrosion protection of porous stainless steel using polypyrrole films

C Garcia-Cabezon, C Garcia-Hernandez… - Journal of Materials …, 2020 - Elsevier
In this work, a method to improve the protection against corrosion of porous sintered
stainless steel is presented. It is based on the electrodeposition of polypyrrole (PPy) layers …

Microstructural and electrochemical characterisation of heat-treated 347 stainless steel with different phases

K Chandra, V Kain, R Tewari - Corrosion science, 2013 - Elsevier
Type 347 stainless steel was solution annealed at three different temperatures (1100, 1250
and 1300° C) followed by ageing at 650 and 750° C. This was done to study the phase …

Influence of residual porosity on the dry and lubricated sliding wear of a powder metallurgy austenitic stainless steel

F Martin, C García, Y Blanco - Wear, 2015 - Elsevier
Powder metallurgy practices offer the opportunity to control the porosity of steels for tribology
applications. The material of interest was an austenitic powder metallurgy stainless steel …

Corrosion behaviour of duplex stainless steels sintered in nitrogen

C Garcia, F Martin, Y Blanco, MP De Tiedra… - Corrosion …, 2009 - Elsevier
Duplex stainless steels obtained through powder metallurgy (PM) technology from austenitic
AISI 316L and ferritic AISI 430L powders were mixed on different amounts to obtain biphasic …

Role of grain boundary nature and residual strain in controlling sensitisation of type 304 stainless steel

PM Ahmedabadi, V Kain, BK Dangi, I Samajdar - Corrosion Science, 2013 - Elsevier
The effects of residual strain and grain boundary character distribution on sensitisation of
type 304 stainless steel at 525° C were evaluated using electrochemical potentiokinetic …

Effects of solid loading and cooling rate on the mechanical properties and corrosion behavior of powder injection molded 316 L stainless steel

MR Raza, F Ahmad, N Muhamad, AB Sulong… - Powder technology, 2016 - Elsevier
Solid loading and post-sintered cooling rates are two effective parameters used to control
the mechanical properties of powder-injection molded parts. In the case of 316 L stainless …

Effect of sintering cooling rate on corrosion resistance of powder metallurgy austenitic, ferritic and duplex stainless steels sintered in nitrogen

C García, F Martin, Y Blanco - Corrosion science, 2012 - Elsevier
Duplex stainless steels obtained by powder metallurgy from austenitic AISI 316L and ferritic
AISI 430L powders were studied. Austenitic stainless steel and ferritic stainless steel were …

Use of EPR test to study the degree of sensitization in resistance spot welding joints of AISI 304 austenitic stainless steel

P De Tiedra, Ó Martín, M López, M San-Juan - Corrosion science, 2011 - Elsevier
The degree of sensitization (DOS) in resistance spot welding (RSW) joints is considered as
the combined effect of intergranular corrosion (IGC) and transgranular corrosion (TGC) in …

Corrosion characteristics of laser-engineered net shaping additively-manufactured 316L stainless steel

JA Stull, MA Hill, TJ Lienert, J Tokash, KR Bohn… - Jom, 2018 - Springer
The single-loop electrochemical potentiokinetic reactivation (EPR) test was used to quantify
the degree of sensitization for 316L stainless steel (SS) produced by laser-engineered net …

Effect of ageing heat treatments on the microstructure and intergranular corrosion of powder metallurgy duplex stainless steels

C García, F Martín, Y Blanco, ML Aparicio - Corrosion Science, 2010 - Elsevier
The influence of ageing heat treatments (675 and 875° C for 1.5 to 48h) on the
microstructure and intergranular corrosion resistance of sintered in nitrogen duplex stainless …