Nitrided Steel Sheets

These processes are most commonly used on high carbon low alloy steels.

Nitrided steel sheets.

More than or equal to 0 02 and less than 0 07 si. Less than or equal to 0 10 mn. Less than or equal to 0 05 s. 0 10 to 0 45 n.

Also known as flat stock the thickness on these sheets and bars is held to a tight tolerance. Hardened multipurpose 4140 alloy steel bars. The steel sheets without and with pre aging were soft nitrided at 570 c for 3 h by tufftriding which uses a salt bath nihon parkerizing. Nitriding is a heat treating process that diffuses nitrogen into the surface of a metal to create a case hardened surface.

Tool steels heat resistant steels e g. 0 to 0 1 mo. The processing associated with nitriding does have some advantages in avoiding problems such as quench cracking and distortion. Provided is a steel sheet for soft nitriding treatment which has a chemical composition consisting of in mass c.

Nitriding is a heat treatment process that introduces nitrogen in to the surface of a steel and dependant on the material and nitriding process a nitride case depth of 0 05mm up to. Nitriding steel stockholders and suppliers delivering to the whole of the uk. Etched with a 10 1 mixture of 4 picral and 2 nital 1250x oil immersion. 1 1 to 1 8 p.

They are also used on medium and high carbon steels titanium aluminium and molybdenum in 2015 nitriding was used to generate unique duplex microstructure martensite austenite austenite ferrite. Less than or equal to 0 01 ti. Nitriding materials include a number of steel types. Nitriding steel is steel treated by a highly specialized surface hardening process known as nitriding which is a heat treating process that diffuses nitrogen into the surface of a metal to create a case hardened surface.

Special nitriding steels such as nitralloy. Examples of easily nitridable steels include the sae 4100 4300 5100 6100 8600 8700 9300 and 9800 series uk aircraft quality steel grades bs 4s 106 bs 3s 132 905m39 en41b stainless steels some tool steels h13 and p20 for example and certain cast irons. Steel sheets and bars. Microstructure of salt bath nitrided resulfurized 1215 carbon steel with a compound zone black arrow no diffusion zone and some nitride needles white arrows in the ferrite grains.

Less than or equal to 0 01 al. Fig 3 schematic of a typical nitrided case structure nitriding steels. Case hardening is a simple process of hardening the surface of a metal object. These sheets and bars are hardened for increased abrasion and impact resistance.

0 to 0 1 v. 0 to 0 1 cr. 0 01 to 0 10 nb.