Quality & Standards

Material Structure

Material Code Density Tensile Strength Standard
GG20 / EN-GJL-200 7.05 g/cm³ 200 - 230 N/mm² TS EN 1561
GG25 / EN-GJL-250 7.10 - 7.30 g/cm³ 240 - 270 N/mm² TS EN 1561 / DIN 1691
GGG50 / EN-GJS-500-7 7.10 g/cm³ ≥ 500 N/mm² TS EN 1563
42CrMo4 (Askeri Çelik Kapak) 7.85 g/cm³ ≥ 1000 N/mm² TS EN 10083-3

Microstructure Analysis

Grain Size / Structure Composition Hardness (HB) Hardness (HRC) Phase Ratio
Lamel A4 (EN ISO 945) %100 Perlitik 195 - 213 HB 13 - 17 HRC Perlit %100 / Ferrit %0
Lamel B2 (EN ISO 945) %95 Perlitik / %5 Ferritik 220 - 240 HB 18 - 21 HRC Perlit %95 / Ferrit %5
ASTM 7-8 (Tane Boyutu) Temperlenmiş Martenzit 280 - 320 HB 28 - 32 HRC Martenzit %100

Our Quality Standards

TSEK

First company to receive the TSEK certificate for cylinder head body casting quality.

ISO 9001

Production and process control conducted in line with the quality management system standard.

AS9100

Process infrastructure targeting the quality requirements of the aerospace and defense supply chain.

NATO CAGE

Institutional traceability infrastructure aligned with the defense industry supplier coding system.