1,42CrMo4 steel 2,42crmo4 alloy steel plate 3,good lower temperature impact 4,good toughness ISO9001 2000 Quick Details: Name:JIS SCM440/DIN 42CrMo4 Alloy Structural Flat Steel Place of Origin:Liaoning,China Brand Name:Dongbei Tegang Shape:falt Material: Alloy Structural Steel Steel Grade: AISI 4140/UNS G41400/JIS SCM440/DIN 42CrMo4 Size:thickness:10mm~90mm; width: 60mm~610mm; length: 4~6m ...