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1.6657

14NiCrMo13-4
case hardening steel

Aerospace

The material 1.6657 is a nickel-chromium-molybdenum alloyed case-hardening steel with high core strength and toughness. It is mainly used in the aviation industry.

Composition

C
Si
Mn
P
S
Cr
Mo
Ni
min.
0,11
-
0,30
-
-
0,80
0,20
3,00
max.
0,17
0,40
0,60
0,025
0,035
1,10
0,30
3,50
C
min.
0,11
max.
0,17
Si
max.
0,40
Mn
min.
0,30
max.
0,60
P
max.
0,025
S
max.
0,035
Cr
min.
0,80
max.
1,10
Mo
min.
0,20
max.
0,30
Ni
min.
3,00
max.
3,50

Standards and designations

Material group
High-quality engineering steel
AFNOR
H93100; H93106
AISI/SAE
9310; 9310H; 9310RH; EX1; E9310H
UNS
G93106; G031000

Delivery forms

Flat
Icon Flach
Round
Icon Rund
Round tube/bushing
Icon Rundrohr
Important note: The information on the properties or usability of materials or products is for information purposes only and does not constitute a contractual obligation. The information merely corresponds to the experience of the manufacturers and HSM®. All information is without guarantee. Misprints, errors and changes reserved.

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