Heat Set and Flattening

Heat Setting and Flattening Treatment

Founded in 1989 | IATF 16949 / ISO 9001 Certified QMS | Automotive CQI-9 | On-Site Laboratories

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Founded in 1989
TS 16949 / ISO 9001 Certified
On-Site Laboratories

Heat Setting Treatment for Transmission Parts

Heat setting / flattening is a value added, post quench and temper, carbonitride or ferritic nitrocarburizing process performed on stamped components where dimensional stability is a critical part of the component's performance. During the heat treating process, distortion can occur during the quenching process, typically when the part transforms from austenite to martensite OR when stresses are relieved during the thermal process. 

Heat setting or flattening is also a thermal process, with or without protective atmosphere where parts are oriented on an engineered tool or fixture placed under a predetermined load and heated to temperatures in the ferritic or tempering range of the base material. Each year, American Steel Treating heat sets or flattens and inspects over six million transmission components.
Steel treating

How Can Heat Setting / Flattening Help Steel Parts

When the dimensional stability of a stamped component is key to its performance, you can opt for a heat setting process, which is a value-added, post quench and temper, carbonitride or ferritic nitrocarburizing treatment. 

During heat setting, the parts are oriented on an engineered tool or fixture, placed under a predetermined load, and heated to temperatures in the ferritic or tempering range of the base material. This ensures that post temper distortions are eliminated completely. Call or email us today to place an order for a heat setting / flattening treatment for your stamp components.
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