Nitrided Steel Sheets

The processing associated with nitriding does have some advantages in avoiding problems such as quench cracking and distortion.

Nitrided steel sheets.

1 1 to 1 8 p. Less than or equal to 0 05 s. 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. 0 to 0 1 cr.

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. These sheets and bars are hardened for increased abrasion and impact resistance. Tool steels heat resistant steels e g. Less than or equal to 0 01 ti.

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. 0 10 to 0 45 n. Special nitriding steels such as nitralloy. Stainless steels ferritic martensitic austenitic ph grades cast iron grey or nodular.

Fig 3 schematic of a typical nitrided case structure nitriding steels. 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. 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. 0 to 0 1 mo.

More than or equal to 0 02 and less than 0 07 si. Case hardening is a simple process of hardening the surface of a metal object. Nitriding steel stockholders and suppliers delivering to the whole of the uk. Steel sheets and bars.

Nitriding steel specifications are available in round bar flat bar and steel plate. 0 to 0 1 v. Less than or equal to 0 01 al. Less than or equal to 0 10 mn.

Hardened multipurpose 4140 alloy steel bars. 0 01 to 0 10 nb. Also known as flat stock the thickness on these sheets and bars is held to a tight tolerance. Nitriding is a heat treating process that diffuses nitrogen into the surface of a metal to create a case hardened surface.

Provided is a steel sheet for soft nitriding treatment which has a chemical composition consisting of in mass c. Nitriding materials include a number of steel types. Etched with a 10 1 mixture of 4 picral and 2 nital 1250x oil immersion.