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

Weight Set ASTM 500mg-10mg CL1 Accrd TR

Calibration Certificate ISO/IEC 17025 Accredited Certificate
ASTM Class 1
Weight Set Range 500 mg - 10 mg
Item Number: 30391361
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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 500 mg - 10 mg
Set Capacity 1 g
Set Total Pieces 8
Protective Case Included
Construction One-piece
Density at 20°C Below 5 mg are 2.70 g/cm3;500 mg to 5 mg are 7.95 g/cm3
Dimensions in Case 4.5 in x 3.5 in (11.43 cm x 8.89 cm) (HxØ)
Set Contents 100 mg;10 mg;(2) 200 mg;(2) 20 mg;50 mg;500 mg
Weight Material 500 mg to 5 mg are 304 Stainless Steel;Below 5 mg are Aluminum
Wgt Origin (USA) USA