Self forming screws DIN 7500

Dell'Era Ermanno & Figlio produces and sells self forming screws DIN 7500 according to the following specifications:


M6 UNI 8112-8109
Materials: C23B carbonitrided steel
Core hardness: 320–380 HV10
Surface hardness: min 450 HV03


M8 TAPTITE
Materials: C23B carbonitrided steel
Core hardness: 320–380 HV10
Surface hardness: min 450 HV03


DIN 6921 - DIN 7500
Materials: C23B carbonitrided steel
Core hardness: 320–380 HV10
Surface hardness: min 450 HV03


DIN 912 - DIN 7500
Materials: C23B carbonitrided
Core hardness: 320–380 HV10
Surface hardness: min 450 HV03