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Brand Name: Phase II
Place of Origin: China (Mainland)

Specifications

  • Phase II offers a vast array of different hardness test blocks for Rockwell, Brinell and Vickers scales, as well as Portable hardness testers
  • Phase II hardness test blocks are made of high grade materials to insure unmatched accuracy and repeatability throughout the entire block.
  • Phase II Hardness test block surfaces are precision ground and lapped to an average finish of less than 2uin.
  • Hardness Test blocks always engineered to obtain highly sensitive and accurate readings.
  • All Made in the USA hardness test blocks conform to current ASTM specifications
  • Traceability to NIST is offered on HRC steel blocks only.
  • Prestigious Accredited laboratory by A2LA and NVLAP in the USA

Rockwell Hardness Test Blocks (Steel)
 
Part No.
Description
Shape
Range
Comments
900330-9413
Rockwell A
Round
80-88
Phase II std.
900330-9414H
Rockwell B
Square
85-100
Made in USA
900330-9414L
Rockwell B
Square
60-80
Made in USA
900330-9414C
Rockwell B
Round
85-100
Phase II std.
900330-9414F
Rockwell B
Round
60-80
Phase II std.
900330-9415C
Rockwell C
Round
20-30's
Phase II std.
900330-9415D
Rockwell C
Round
20-30's
Phase II NIST certified
900330-9415E
Rockwell C
Square
20-30's
Made in USA/NIST cert.
900330-9416C
Rockwell C
Round
40's-50's
Phase II std.
900330-9416D
Rockwell C
Round
40's-50's
Phase II NIST certified
900330-9416E
Rockwell C
Square
35-55
Made in USA/NIST cert.
900330-9417C
Rockwell C
Round
60-70
Phase II std.
900330-9417D
Rockwell C
Round
60-70
Phase II NIST certified
900330-9417E
Rockwell C
Square
60-70
Made in USA/NIST cert.
900340-9001
Superficial HR15N
Round
70-91
Phase II std.
900340-9002
Superficial HR30N
Round
42-80
Phase II std.
900340-9003
Superficial HR45N
Round
20-70
Phase II std.
900340-9004
Superficial HR45T
Round
55-72
Phase II std.
900340-9001
Superficial HR30T
Round
70-82
Phase II std.
900340-9001
Superficial HR15T
Round
88-93
Phase II std.
 
3pc NIST certified test block kit
Part No. 900330-9410
3pc set includes HRC blocks w/NIST certification for each block in custom carry case
NIST Master Calibration Kit-C scale
Part No. 900330-9410M
Kit includes same HRC test blocks as above as well as a certified diamond indentor in custom carry case
NIST Master Calibration Kit-C/N scale
Part No. 900330-9410Z
Kit includes same test blocks as above as well as a certified Combo C&N scale diamond indentor in custom carry case