Nitriding Steel: EN 41 B

Approximate Other Equivalents

Is : 40Cr7A110Mo5 VISL : M - ACE
DIN : 34CrA16/34CrA1Mo5, 34CrA1N17 & 41CrA1M

CHEMISTRY

QUALITY C SI MN CR Ni Mo P & S A1
EN - 41B 0.35 0.1 0.4 1.5 0.5 0.1 0.055 0.9
  0.45 0.45 0.7 1.8 MAX 0.25 MAX 1.3

SPECIFIC HEAT TREATMENT

Our Colour Code: BLACK / RED / With WHITE Stripe

QUALITY EN - 353 & EN 354
Forging Temperature 1050 to 850ºC
Annealing Temperature 700 to 720ºC (Soft Annealing)
Annealed Hardness BHN Max 234 BHN
Hardening Temperature 870 to 900ºC (Water)
Quenching Media Water
Obtainable Hardness R.C. ----
Working Hardness HRC. ----
Tempering Temperature 580 to 650ºC
Mormalising Temperature 900 to 930ºC

Application

Used in Components requiring maximum Surface hardness of a Nitrided Case combined with a Fairly High core stretngth. Parts with Small Rulling sections, Small Bolts, Needle Beds, parts with thin webs and fine Grooves, Gauges & Precision Measuring Tools Super heated steam valves plastic machines barells.

List of Standard Size

Round: Ø 20mm - Ø 300mm

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Note:

1. Specification & Sizes not mentioned in the Stock List may be Enquired to enable us to offer the same

2. Cutting Facility Available upto 600 MM Dia.