World Precision Instruments

Search the site by KEYWORD


Quick Finder


Testimonials

John Dolan, University of Hertfordshire

Julian at WPI provides excellent service and advice. Nothing is too much trouble.
read more

504518

504518

WPI Swiss Tweezers High Precision Set, 5 Pieces

  • High precision set of 5 forceps
  • Antimagnetic, Acid resistant stainless steel
  • For more information see details and specification


Choose Quantity
  • Overview
  • Specifications
  • Accessories
  • Citations
  • Related Products

Overview

General Notes

  • low carbon austenitic steel (Material number 1.4435, DIN X2CrNiMo18-14-3, AISI number 316L)
  • contains from 16.5 to 18.5 wt% chromium and has important quantities of nickel and molybdenum as additional alloying elements
  • non-magnetic
  • good corrosion resistance to most chemicals, salts and acids
  • generally used where corrosion resistance and toughness are primary requirements
  • typical applications include tweezers for the electronic industry, watch-makers, jewelers and laboratory and medical applications in moderately aggressive chemical environments

Specifications

 

Mechanical properties:

State annealed
Density 8.0 g/cm³
hardness HB30 ≤215
Hardness Rockwell B 79
Tensile strength, ultimate 500-700 MPa
Tensile strength, yield 290
0.2% Yield stress ≤200 MPa
Elongation, break 40%
Modulus of elasticity 200 GPa

Thermal properties

Coef. of lin. therm expansion 16.0 E-6/°C 20°C-100°C
Coef. of lin. therm expansion 17.0 E-6/°C 20°C-300°C
Specific heat capacity: 0.50 J/(g·K)
Thermal conductivity: 15W/(m·K)
Continuos use temperature: 350°C
Max service temperature, ait 925°C

Electrical properties

Resistivity 0.75 E-4 Ohm.cm

Accessories

Citations

RelatedItems

Our Clients Include:

GlaxoSmithKline
University College London
Novartis
Imperial College
University of Cambridge
University of Oxford

Keep in Touch

We promise NEVER to share your details with anyone. You can opt out at any time.