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SIG
Designation
RTB3
COD
Code
TOLD1
Tolerance D1
mm
D1
Diameter
mm
D2
Diameter
mm
L
Length
mm
MAT
Material
Steel 16Cr Ni 4 UNI 7846
MATINT
Internal material
Bronze UNI 7013-8
DS
Surface hardness
61-63 HRC
RC
Core resistance
110-130 kg/mm^2
TR
Thermic treatment
Hardening and tempering
FIN
Surface finishing
Grinding and lapping
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