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FE-PL75 F.1260 835M30 EN30B 30NiCrMo16-6 1.6747 Hardened Steel

FE-PL75 F.1260 835M30 EN30B 30NiCrMo16-6 DIN1.6747 Hardened Steel 1.6747 FE-PL75 F.1260 835M30 EN30B 30NiCrMo16-6 1.6747 Hardened Steel FE PL75 F

FE-PL75 F.1260 835M30 EN30B 30NiCrMo16-6 DIN1.6747 Hardened Steel

Description

Alloy special steel.

Application

High Duty gears, pinions, aero engine connecting rods, differential shafts, transmission components, gudgeon pins, heavy roller bearings, breech mechanisms and small arms components , plastic die casting moulds, header dies and die rings.

All Grades Comparison

DIN BS EN ANFOR UNE AECMA
1.6747 835M30 30NiCrMo16-6 35NCD16 F.1260 FE-PL75

Quality Standard

EN 10083 Steels for quenching and tempering. Technical delivery conditions for alloy steels

Chemical Composition(%)

C Mn Si P S Cr Ni Mo
0.26-0.33 0.50-0.80 0.40 max 0.025 max 0.025 max 1.20-1.50 3.30-4.30 0.30-0.60

Mechanical Properties(T=20°C if not differently stated)

Process Diameter(mm) Tensile Strength Rm (Mpa) Yield Strength Rp0.2 (Mpa) Elongation A5 (%) Area Reduction Ratio C (%) Impact Value Kv (J) Room Temperature Hardness (HB)
SOFT ANNEALED / 915 max / / / / 270 max
QUENCHED AND TEMPERED 16 max 1080-1230 880 min 10 min 45 min / 318-363
QUENCHED AND TEMPERED 16-100 1080-1230 880 min 10 min 45 min 35 min 318-363
QUENCHED AND TEMPERED 100-250 900-1050 790 min 11 min 50 min 35 min 265-310

HEAT TREATMENT:

Process TEMPERATURE °C Cooling Medium
Hot plastic deformation 850-1100 /
Normalization 840-870 air
Soft annealing 640-680 air
Hardening 840-860 oil
Tempering 540-630 air

Mill′s test certificate:

EN 10204/3.1 with all relevant data reg. chem. composition, mech. properties and results of testing.