Main Page
|
Choose Your Languages:
Toggle navigation
CORPORATE
PRODUCTS
BRANDS
Go to brands page
BRANDS
QUALITY
NEWS
CONTACT US
PRODUCTS
Brands Page
AlphaUni315
8
9
10
14
General Information
Category
Gold
Caratage
8-14K
Color
Red
Color Shade
Rose
Typology
Alloys For Gold
Production Process
General
Density [cm
3
]
13,10
Solidus [°C]
860
Liquidus [°C]
920
As cast hardness [HV]
162
Ingredient
Ag
Cu
Zn
Ni
Deoxidant
Grain Refiner
Other
Typical Applications
Open System
Closed System
Press
CNC and Lathe Production
Handmade
Hollow Chain
Machine Chain
Wire Production
Production of tube from continuous casting
Sheet Production
Hollow chain Production
General Characteristics
As Cast Grain Size [µm]
Color Coordinates
L*
a*
b*
c*
Mechanical Caracteristics
Tensile Strength (Rm) [MPa]
575
Yields strength (Rp0.2) [MPa]
Elongation Rupture (A) [%]
49
As cast Hardness [HV]
162
Hardness after 70% area red. [HV]
Hardness after annealing [HV]
Hardness after age-hardening [HV]
215
Casting Processing Parameters
Pre-mixing temperature [°C]
1100
Casting Temperatures
Metal [°C]
Flask [°C]
Thin (below 0.5 mm )
1050
-
1080
650
-
680
Medium ( from 0.5-1.2 mm)
1020
-
1050
600
-
650
Thick (Thick 1.2 mm)
990
-
1020
550
-
600
Trees without stones
Stone-in-place casting trees
Pickling :
Mechanical Working Parameters
Pre-mixing temperature [°C]
1030-1080
Pickling
Sulphuric Acid (%10)
Casting Temperature
Metal - from [°C]
Metal - to [°C]
Ingot Making
1060
1100
Continuous Casting
1080
1120
Reccomended reductions
Sheet - area or thickness [%]
65
Wire - diameter [%]
45
Mechanical working recommended annealing
Temperature [°C]
Time [min]
> 5 mm
660
-
680
40
1 - 5 mm
660
-
680
30
< 1 mm
660
-
680
20
Age Hardening Processing Parameters
Single step age-hardening treatment
Temperature [°C]
Time [min]
Quenching
Age-hardening
Age-hardening
300
100
Cooling in furnuce
12
product in your basket.
see product
Selected Products
Compare