Etching is a critical process used to reveal the microstructure of metallographic specimens. Common etching techniques include chemical, electrolytic, thermal, plasma, molten salt, and magnetic methods.
This etchant is excellent for austenitic stainless steels. Reveals grain boundaries and secondary phases.
'%3e%3cpath%20d='M30%205.625C36.4647%205.625%2042.6645%208.19307%2047.2357%2012.7643C51.8069%2017.3355%2054.375%2023.5353%2054.375%2030C54.375%2036.4647%2051.8069%2042.6645%2047.2357%2047.2357C42.6645%2051.8069%2036.4647%2054.375%2030%2054.375C23.5353%2054.375%2017.3355%2051.8069%2012.7643%2047.2357C8.19307%2042.6645%205.625%2036.4647%205.625%2030C5.625%2023.5353%208.19307%2017.3355%2012.7643%2012.7643C17.3355%208.19307%2023.5353%205.625%2030%205.625ZM30%2060C37.9565%2060%2045.5871%2056.8393%2051.2132%2051.2132C56.8393%2045.5871%2060%2037.9565%2060%2030C60%2022.0435%2056.8393%2014.4129%2051.2132%208.7868C45.5871%203.16071%2037.9565%200%2030%200C22.0435%200%2014.4129%203.16071%208.7868%208.7868C3.16071%2014.4129%200%2022.0435%200%2030C0%2037.9565%203.16071%2045.5871%208.7868%2051.2132C14.4129%2056.8393%2022.0435%2060%2030%2060ZM43.2422%2024.4922C44.3438%2023.3906%2044.3438%2021.6094%2043.2422%2020.5195C42.1406%2019.4297%2040.3594%2019.418%2039.2695%2020.5195L26.2617%2033.5273L20.7539%2028.0195C19.6523%2026.918%2017.8711%2026.918%2016.7812%2028.0195C15.6914%2029.1211%2015.6797%2030.9023%2016.7812%2031.9922L24.2812%2039.4922C25.3828%2040.5938%2027.1641%2040.5938%2028.2539%2039.4922L43.2422%2024.4922Z'%20fill='%2300A046'/%3e%3ccircle%20cx='30.5'%20cy='29.5'%20r='20.5'%20fill='white'/%3e%3cpath%20d='M21.8175%2037H18.7395L13.5915%2029.206V37H10.5135V24.364H13.5915L18.7395%2032.194V24.364H21.8175V37ZM27.1266%2026.83V29.386H31.2486V31.762H27.1266V34.534H31.7886V37H24.0486V24.364H31.7886V26.83H27.1266ZM51.1749%2024.364L47.8809%2037H44.1549L42.1389%2028.684L40.0509%2037H36.3249L33.1209%2024.364H36.4149L38.2329%2033.562L40.4829%2024.364H43.8669L46.0269%2033.562L47.8629%2024.364H51.1749Z'%20fill='%2300A046'/%3e%3c/g%3e%3cdefs%3e%3cclipPath%20id='clip0_10639_3631'%3e%3crect%20width='60'%20height='60'%20fill='white'/%3e%3c/clipPath%3e%3c/defs%3e%3c/svg%3e)
