Ohaus - 30391444 - ASTM Individual Calibration Weight 2P 30g CL1 Accrd TR

Ohaus - 30391444 - ASTM Individual Calibration Weight 2P 30g CL1 Accrd TR

Ohaus - 30391444 - ASTM Individual Calibration Weight 2P 30g CL1 Accrd TR

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Individual Calibration Weights Adjusted to Meet or Exceed ASTM Class 1-4 Tolerances.

Features

ASTM Individual Calibration Weights


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


Two-piece


Design Features


Knob style weights 50kg–1 g 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

Overview

  • Nominal Height:
    0.92" (2.34 cm)
  • Internal Height:
    2.5" (6.35 cm)

Technical Data

  • Calibration Certificate:
    ISO/IEC 17025 Accredited Certificate
  • ASTM Class:
    1
  • Weight Value:
    30 g
  • Design:
    Cylindrical with handling knob
  • Protective Case:
    Included
  • Uncertainty:
    0.015 mg
  • Construction:
    Two-piece
  • Density at 20°C:
    8.03 g/cm3
  • Dimensions:
    0.92 in x 0.68 in (2.327 cm x 1.732 cm) (HxØ)
  • Dimensions in Case:
    2.5 in x 2 in (6.35 cm x 5.08 cm) (HxØ)
  • Weight Material:
    Troemner Alloy 8
  • Weight Tolerance:
    0.074 mg
  • Wgt Origin (USA):
    USA