934-1-0-1巴氏硬度计

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The Barber Colman Barcol Impressor
Hardness Testers - Durometers
Official Barcol Impressor scale for testing of:
 Aluminum
 Aluminum Alloys
 Soft Metals
 Plastics
 Fiberglass Sheet, Tanks & Surfaces
 Fire Department Ladders
 Rubber or Leather
 Laminates
 Lead
 
 
The Barcol Impressor or Hardness Tester or Durometer meets the following ASTM （AmeriCAN Society for Testing ａnd Materials） standards: E140-97; D2583-75; B648-78: E140-97 Standard Hardness Conversion Tables for Metals; D2583-75 Standard Method of Testing for Indentation Hardness of Plastics by means of a Barcol Impressor; B648-78 Standard Method of Testing for Indentation Harness of Aluminum Alloys by means of a Barcol Impressor.

Fire Department version: The Barcol Impressor meets the following NFPA （National Fire Protection Association） standards: NFPA 1931 Design of ａnd Design Verification Tests for Fire Department Ground Ladders; NFPA 1932 Use, Maintenance, ａnd Service Testing of Fire Department Ground Ladders.