METALLURGY, GRAIN SIZING
Grain sizing reticle to EN10247 : NG60
Grain sizing reticle to ISO4967 : NG61
ASTM Austenite 1:1 grain sizing disc : G41
ASTM E112 Plate 1 grain sizing disc : G42
ASTM Carbide grain sizing chart : G43
ASTM E45 grain sizing reticle : G44
ASTM E19-46 grain sizing disc : G45,G46
ASTM E562 24 point circular and 25 point square grids : G54,G55
Reticles for the Snyder-Graff Intercept method and V-Notch Charpy test are also available to special order.
Graticules Optics now offer 20.4mm (Olympus), 24.5mm (Leica) and 25mm (Nikon, Meiji) diameter reticles at standard prices – no need to pay a premium price for a special size
Key Features
Eyepiece reticle for grain sizing of austenite
Reference: VDEH 1510-61
|
Pattern |
Description |
Diameter |
Order code |
|
G41 |
ASTM Grain Sizing Austenite |
19mm |
01B19064 |
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|
Specify diameter on all orders |
20.4mm |
01B20.4064 |
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21mm |
01B21064 |
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|
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23mm |
01B232064 |
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24mm |
01B24064 |
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24.5mm |
01B24.5064 |
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25mm |
01B25064 |
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26mm |
01B26064 |
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27mm |
01B27064 |
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Others |
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Key Features
Eyepiece reticle with grain sizing pattern to ASTM E112
Circular pattern with segments to represent various grain sizes.
|
Pattern |
Description |
Diameter |
Order code |
|
G42 |
ASTM Grain Sizing E112 |
19mm |
01B19065 |
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|
|
20.4mm |
01B20.4065 |
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|
Specify diameter on all orders |
21mm |
01B21065 |
|
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23mm |
01B23065 |
|
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|
24mm |
01B24065 |
|
|
|
24.5mm |
01B24.5065 |
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|
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25mm |
01B25065 |
|
|
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26mm |
01B26065 |
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27mm |
01B27065 |
|
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Others |
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Key Features
Eyepiece reticle grain size determination of carbide
Eyepiece reticle with six circular areas depicting various grain sizes.
|
Pattern |
Description |
Diameter |
Order code |
|
G43 |
ASTM Grain Sizing Carbide |
19mm |
01B19066 |
|
|
Specify diameter on all orders |
20.4mm |
01B20.4066 |
|
|
|
21mm |
01B21066 |
|
|
|
23mm |
01B23066 |
|
|
|
24mm |
01B24066 |
|
|
|
24.5mm |
01B24.5066 |
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|
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25mm |
01B25066 |
|
|
|
26mm |
01B26066 |
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27mm |
01B27066 |
|
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Others |
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Key Features
Eyepiece reticle to ASTM E45
Pattern comprises 7.1mm square with features on left and right side to compare size, and a 10mm length horizontal scale. Root 2 sides. Also likely to be suitable for DIN 50602.
For some applications a 10mm square is required, these can be made to special order.
|
Pattern |
Description |
Diameter |
Order code |
|
G44 |
ASTM E45 |
19mm |
01B19086 |
|
|
Specify diameter on all orders |
20.4mm |
01B20.4086 |
|
|
|
21mm |
01B21086 |
|
|
|
23mm |
01B23086 |
|
|
|
24mm |
01B24086 |
|
|
|
24.5mm |
01B24.5086 |
|
|
|
25mm |
01B25086 |
|
|
|
26mm |
01B26086 |
|
|
|
27mm |
01B27086 |
|
|
All special sizes and calibrations |
Others |
|
Key Features
Eyepiece reticle to ASTM E19-46
Circular pattern with 10 different segments each with a progressively smaller pattern for grain size analysis.
|
Pattern |
Description |
Diameter |
Order code |
|
G45 |
ASTM Grain Sizing E19-46 |
19mm |
01B19067 |
|
|
Specify diameter on all orders |
20.4mm |
01B20.4067 |
|
|
|
21mm |
01B21067 |
|
|
|
23mm |
01B23067 |
|
|
|
24mm |
01B24067 |
|
|
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24.5mm |
01B24.5067 |
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|
|
25mm |
01B25067 |
|
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26mm |
01B26067 |
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27mm |
01B27067 |
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Others |
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Key Features
Eyepiece reticle to ASTM E19-46 with root 2 sizing
Circular pattern with 10 different segments each with a progressively smaller pattern for grain size analysis. Root 2 pattern.
|
Pattern |
Description |
Diameter |
Order code |
|
G46 |
ASTM Grain Sizing E19-46 Root2 |
19mm |
01B19068 |
|
|
Specify diameter on all orders |
20.4mm |
01B20.4068 |
|
|
|
21mm |
01B21068 |
|
|
|
23mm |
01B23068 |
|
|
|
24mm |
01B242068 |
|
|
|
24.5mm |
01B24.5068 |
|
|
|
25mm |
01B25068 |
|
|
|
26mm |
01B26068 |
|
|
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27mm |
01B27068 |
|
|
|
Others |
|
Key Features
Eyepiece reticle to ASTM E562
Pattern comprises two concentric circles of crosses, 16 on outer circle, 8 on inner circle.
|
Pattern |
Description |
Diameter |
Order code |
|
G54 |
ASTM 24 Point Circular Grid |
19mm |
01B19078 |
|
|
Specify diameter on all orders |
20.4mm |
01B20.4078 |
|
|
|
21mm |
01B21078 |
|
|
|
23mm |
01B23078 |
|
|
|
24mm |
01B24078 |
|
|
|
24.5mm |
01B24.5078 |
|
|
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25mm |
01B25078 |
|
|
|
26mm |
01B26078 |
|
|
|
27mm |
01B27078 |
|
|
|
Others |
|
Key Features
Eyepiece reticle to ASTM E562 – square
Pattern comprises 5 x 5 grid of crosses
|
Pattern |
Description |
Diameter |
Order code |
|
G55 |
ASTM 25 point |
19mm |
01B19079 |
|
|
Specify diameter on all orders |
20.4mm |
01B20.4079 |
|
|
|
21mm |
01B21079 |
|
|
|
23mm |
01B23079 |
|
|
|
24mm |
01B24079 |
|
|
|
24.5mm |
01B24.5079 |
|
|
|
25mm |
01B25079 |
|
|
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26mm |
01B26079 |
|
|
|
27mm |
01B27079 |
|
|
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Others |
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Key Features
Eyepiece reticle for the determination of non-metallic inclusion content of steel
EN10247 effectively supersedes ASTM E45 and DIN 50602
Meets the needs of EN10247.
|
Pattern |
Description |
Diameter |
Order code |
|
NG60 |
Grain Sizing reticle to EN10247 |
21mm |
01B21265 |
|
|
Specify diameter on all orders |
23mm |
01B23265 |
|
|
|
24mm |
01B24265 |
|
|
|
24.5mm |
01B24.5265 |
|
|
|
25mm |
01B25265 |
|
|
|
26mm |
01B26265 |
|
|
|
27mm |
01B27265 |
|
|
|
Others |
|
Key Features
Eyepiece reticle for the determination of non-metallic inclusion content of steel
Meets the needs of ISO4967/JIS G0555.
|
Pattern |
Description |
Diameter |
Order code |
|
NG61 |
Grain Sizing reticle to ISO4967/JIS G0555 |
21mm |
01B21266 |
|
|
Specify diameter on all orders |
23mm |
01B23266 |
|
|
|
24mm |
01B24266 |
|
|
|
24.5mm |
01B24.5266 |
|
|
|
25mm |
01B25266 |
|
|
|
26mm |
01B26266 |
|
|
|
27mm |
01B27266 |
|
|
|
Others |
|
