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ASTM Calibration Weight Sets
Calibration Weight Sets Adjusted to Meet or Exceed ASTM Class 1-4 Tolerances

CalPak ASTM 200g,20g,20mg CL1 Accrd TR

Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class 1
Weight Set Range 200 g - 20 mg
Item Number: 80859554
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Overview
ASTM Calibration Weight Sets
Applications
Use Class 1 as a primary reference to calibrate other mass standards and use for traceability between national mass standards and ASTM Class 2 weights and lower. Class 1 is appropriate for calibrating high-precision balances with readability as low as 0.1mg.
Construction
500 mg and below - one piece, 1 g and above - two piece
Design Features
Knob style weights 50kg–1g are cylindrical with knob. Cal-Pak 5kg weight is a grip handle weight. Cylindrical style weights 1kg–5k have groove. Cylindrical grip style weights 4kg–30kg have recessed grip. Cylindrical weights 10g–600g are straight cylinder.
Specifications
Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class 1
Weight Set Range 200 g - 20 mg
Set Capacity 220.02 g
Set Total Pieces 3
Protective Case Included
Case Type Set
Construction 1 g and above are two-piece; 500 mg and below are one-piece
Density at 20°C 500 mg and below are 7.95 g/cm3;1 g and above are 8.03 g/cm3
Dimensions in Case 3.5 in x 7 in x 8 in (8.89 cm x 17.78 cm x 20.32 cm) (LxHxW)
Set Contents 20 g;20 mg;200 g
Weight Material Weights 1 g and above are Troemner Alloy 8. Weights 500 mg and below are 304 Stainless Steel.
Wgt Origin (USA) USA