{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"ISO/TR 11637:1997, Boron treated engineering steels for quenching and tempering","author_name":"ISO TC 17/SC 4","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0XY/bigB000XYT6X0.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000XYT6X0.html\">ISO/TR 11637:1997, Boron treated engineering steels for quenching and tempering</a>","width":400,"height":300}