Our Grade
Equivalent Standard
1191
 DIN CK45/C45, AISI 1045, S45C
7225
 DIN 42CrMo4, AISI 4140, JIS SCM 440H
6582
 DIN 34NiCrMo6, AISI 4340, JIS SCNM 439

 
1191 
  Annealed Engineering Steel  ( Carbon Steel )
 Typical Analysis, %
  C 0.42-0.50,  Si 0.15-0.40,  Mn 0.50-0.80
 Material Characteristics 
Medium carbon engineering steel more often used in the normalized than in quenched and tempered condition. This steel grade is suitable for surface hardening.
Applications
 General mechanical engineering components such as hydraulich jacks, pistons, axels and pinions for gears.
 Stock Range
  Round : Dia. 10 - 600 mm
  Square : Sq. 12.7 - 50 mm
  Plate/Flat Thk : 16 - 165 mm
               Width : 105 - 500 mm

 
7225
 Quenched & Tempered Alloyed Engineering Steel - DIN. 42CrMo4
 Typical Analysis, %
 C 0.38-0.45, Si 0.15-0.40, Mn 0.60-0.90, Cr 0.90-1.20, Mo 0.15-0.30
 Supplied Condition
Quenched & Tempered
 Material Characteristics
Very common Quenched & Tempered alloyed engineering steel grade.
Applications
Parts for power train applications, cold formed fastener components, shafts, gears, drill collars for the oil exploration, etc.
 Stock Range 
 Round : dia 10 - 650 mm

 
6582
 Quenched & Tempered Alloyed Engineering Steel - DIN. 34CrNiMo6
 Typical Analysis, %
 C 0.30-0.38, Si 0.15-0.40, Mn 0.50-0.80, Cr 1.30-1.70, Ni 1.30-1.70, Mo 0.15-0.30, 
 Supplied Condition
 Quenched & Tempered
 Material Characteristics
A quenched and tempered alloy engineering steel with a high harden ability. Suitable for large sections with high tensile strength properties and impact toughness.
Applications
For mechanicals components subjected to high stresses. Shafts, crankshafts and propeller shafts of large dimensions, large gears and transmission components.
 Stock Range 
 Round : dia. 16 mm - 520 mm

 

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