Patented Technology

Our Global Patents

KW-NT

Our KW-NT (Nitriding Treatment) technology is patented in major industrial nations worldwide. We hold patents in the USA , Germany , Japan , Taiwan , India , China , and Vietnam.

KW-HT

Our proprietary KW-HT (Heat Treatment) technology has also secured patent certifications in key markets, including Japan and Taiwan.

R&D History:

KW-NT Nitriding Treatment Research

2006

A study on Solid Nitriding

2007

Improving Wear Resistance of Cold Working Tool Steel by Solid Nitriding

2008

The Effect of Nitriding and Oxidation Treatment on Steel Erosion Resistance in Molten Aluminum

2009

A Study on Solid Nitriding of Hot Work Tool Steel

R&D History:

KW-HT Hot Work Tool Steel Heat Treatment Research

2010

Heat Treatment Equipment Capable of Controlling Cooling Speed and Application in Hot work tool steel Quenching

2011

Study on Toughness of SKD61 and Modified steel under Different quenching temperatures and Different holding times

2012

Effect of Quenching Cooling Rate and Tempering Holding time on Mechanical Properties of Hot work tool steel

2013

Study on Coatings Preventing Oxidative Decarburization During Hot Work Die Steel Quenching

2014

Effect of Quenching Cooling Rate on Mechanical Properties of JIS SKD61 and Modified steel

2015

Effect of Pre-quenching Microstructure of JIS SKD61 Modified Steel on Impact Toughness after Heat Treatment

2016

Effect of Quenching Cooling Rate in Different Temperature Ranges on Impact Toughness of Hot Work Tool Steel

2017

Discussion on Quenching Temperature and Toughness Analysis of Hot Work Tool Steel