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20g-1g Reference Weight Set ASTM UltraClass no Certificate, 30390067
Reference Calibration Weight Sets and Mass Standards Adjusted to Troemner UltraClass Tolerances
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Troemner UltraClass offers high accuracy with tight tolerances and uncertainties of less than 1/4 of the tolerance. Weight surfaces meet or exceed ASTM and have a highly polished finish.
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Available in high grade stainless steels including Troemner Alloy 8 which possesses closely controlled density, extremely low magnetic properties, good stability, and resistance to corrosion.
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Available with certificate options traceable to NIST, including ISO/IEC 17025 accredited certification or traceable certification to aid in meeting SOP and regulatory requirements.
Product Specifications
Certificate Type | No Certificate |
ASTM Class |
UltraClass; Troemner UltraClass |
Weight Set Range | 20 g - 1 g |
Design | Cylindrical with handling knob |
Set Capacity | 40 g |
Weight Material |
Troemner Alloy 8; Troemner Alloy 8. |
Protective Case | Included |
Calibration Certificate | No Certificate |
Construction |
1 g and above are two-piece; 500 mg and below are one-piece |
Density at 20°C | 8.03 g/cm3 |
Dimensions in Case (Length) | 8.89 cm (3.5 in) |
Dimensions in Case (Width) | 20.32 cm (8 in) |
Dimensions in Case (Height) | 17.78 cm (7 in) |
Set Contents |
10 g; 20 g; (2) 2 g; 1 g; 5 g |
Set Total Pieces | 6 |
Wgt Origin (USA) | USA |
Legacy Material Number | 7234-0 |
Logistic Specifications
Country of origin | US |
Customs tariff number | 8423909000 |