Forged bars in grade 42CrMo4 QT / 42 CrMoS4 QT, forged according to DIN 7527/6
Rough turned, tolerance (-0+3mm)
Chemical values to EN10083-3
Mechanical values according to SEW 550.
Al-content 0,020-0,050%
S-content 0,020-0,035%
Hydrogen content max 2ppm.
Co-60 max. 100Bq/kg
Grain size5-8 according to EN ISO 643
Non metallic inclusions according to ISO 4967, method A
and to DIN 50602 K4 max 30
Deforming grade minimum 3.5.
Normal length 4-5.8m
Ultrasonic test according to EN10228-3
Test certificate EN 10204/3.1
random length, fixed length, multiple-length
diameter 250mm-1500mm
QT or A
