{"id":{"repo_id":"vt","oai_identifier":"oai:vtechworks.lib.vt.edu:10919/76203"},"canonical_url":"https://search.dev.ndltd.org/etd/vt/oai:vtechworks.lib.vt.edu:10919/76203","repository":{"repo_id":"vt","name":"Virginia Tech","base_url":"https://vtechworks.lib.vt.edu/oai/request"},"display":{"title":"The effect of nitrogen content on the susceptibility to stress-corrosion cracking of type 20Cr-20Ni and AISI type 310 stainless steels","abstract":"The effect of nitrogen content on the susceptibilities of type 310 and 20Cr-20Ni stainless steels to stress-corrosion cracking were studied by exposing the U-bend specimens of the alloys containing various nitrogen levels to magnesium chloride solutions boiling at 154°C. It was found that the increase in nitrogen levels up to 0.161 wt.% did not induce cracking in type 20Cr-20Ni alloys even after long exposure times. At the same time, increase in nitrogen content decreased the crack initiation time in type 310 stainless steel and increased the depth of penetration. Furthermore, the rate of propagation of the stress-corrosion cracks in the U-bend stainless steel specimens of type 310 decreased with increase in exposure time.","abstract_html":"The effect of nitrogen content on the susceptibilities of type 310 and 20Cr-20Ni stainless steels to stress-corrosion cracking were studied by exposing the U-bend specimens of the alloys containing various nitrogen levels to magnesium chloride solutions boiling at 154°C. It was found that the increase in nitrogen levels up to 0.161 wt.% did not induce cracking in type 20Cr-20Ni alloys even after long exposure times. At the same time, increase in nitrogen content decreased the crack initiation time in type 310 stainless steel and increased the depth of penetration. Furthermore, the rate of propagation of the stress-corrosion cracks in the U-bend stainless steel specimens of type 310 decreased with increase in exposure time.","abstract_has_math":false,"creators":["Narayanan, Ramaswamy"],"institution":"Virginia Polytechnic Institute and State University","degree_name":"Master of Science","degree_level":"masters","degree_discipline":"Metallurgical Engineering","degree_department":"Metallurgical Engineering","school":null,"contributors":[],"advisors":[],"committee_chairs":[],"committee_members":[],"year":1972,"date_issued":"1972","date_published":"1972","updated_at":"2026-07-22T22:19:13Z","subjects":[],"languages":["en"],"rights":["In Copyright"],"rights_urls":["http://rightsstatements.org/vocab/InC/1.0/"],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10919/76203","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.department","label":"Department","values":["Metallurgical Engineering"]},{"key":"dc:creator","label":"Author","values":["Narayanan, Ramaswamy"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2017-03-10T19:29:01Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2017-03-10T19:29:01Z"]},{"key":"dc:date.issued","label":"Date","values":["1972"]},{"key":"dc:publisher","label":"Institution","values":["Virginia Polytechnic Institute and State University"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]},{"key":"dc:type.dcmitype","label":"Dc Type Dcmitype","values":["Text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Metallurgical Engineering"]},{"key":"thesis:degree_level","label":"Degree Level","values":["masters"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Master of Science"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["Virginia Polytechnic Institute and State University"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en"]},{"key":"dc:rights","label":"Dc Rights","values":["In Copyright"]},{"key":"dc:rights.uri","label":"Rights URI","values":["http://rightsstatements.org/vocab/InC/1.0/"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10919/76203"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["The effect of nitrogen content on the susceptibilities of type 310 and 20Cr-20Ni stainless steels to stress-corrosion cracking were studied by exposing the U-bend specimens of the alloys containing various nitrogen levels to magnesium chloride solutions boiling at 154°C. It was found that the increase in nitrogen levels up to 0.161 wt.% did not induce cracking in type 20Cr-20Ni alloys even after long exposure times. At the same time, increase in nitrogen content decreased the crack initiation time in type 310 stainless steel and increased the depth of penetration. Furthermore, the rate of propagation of the stress-corrosion cracks in the U-bend stainless steel specimens of type 310 decreased with increase in exposure time."]},{"key":"dc:description.degree","label":"Dc Description Degree","values":["Master of Science"]},{"key":"dc:format.mimetype","label":"Dc Format Mimetype","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["The effect of nitrogen content on the susceptibility to stress-corrosion cracking of type 20Cr-20Ni and AISI type 310 stainless steels"]}]}],"canonical_facts":{"dc:contributor.department":["Metallurgical Engineering"],"dc:creator":["Narayanan, Ramaswamy"],"dc:date.accessioned":["2017-03-10T19:29:01Z"],"dc:date.available":["2017-03-10T19:29:01Z"],"dc:date.issued":["1972"],"dc:description.abstract":["The effect of nitrogen content on the susceptibilities of type 310 and 20Cr-20Ni stainless steels to stress-corrosion cracking were studied by exposing the U-bend specimens of the alloys containing various nitrogen levels to magnesium chloride solutions boiling at 154°C. It was found that the increase in nitrogen levels up to 0.161 wt.% did not induce cracking in type 20Cr-20Ni alloys even after long exposure times. At the same time, increase in nitrogen content decreased the crack initiation time in type 310 stainless steel and increased the depth of penetration. Furthermore, the rate of propagation of the stress-corrosion cracks in the U-bend stainless steel specimens of type 310 decreased with increase in exposure time."],"dc:description.degree":["Master of Science"],"dc:format.mimetype":["application/pdf"],"dc:identifier.uri":["http://hdl.handle.net/10919/76203"],"dc:language.iso":["en"],"dc:publisher":["Virginia Polytechnic Institute and State University"],"dc:rights":["In Copyright"],"dc:rights.uri":["http://rightsstatements.org/vocab/InC/1.0/"],"dc:title":["The effect of nitrogen content on the susceptibility to stress-corrosion cracking of type 20Cr-20Ni and AISI type 310 stainless steels"],"dc:type":["Thesis"],"dc:type.dcmitype":["Text"],"thesis:degree_discipline":["Metallurgical Engineering"],"thesis:degree_level":["masters"],"thesis:degree_name":["Master of Science"],"thesis:institution_name":["Virginia Polytechnic Institute and State University"]},"updated_at":"2026-07-22T22:19:13Z"}