BRAND : SK Niigataseiki

Original of Products : JAPAN

Detail : 


CATALOG JET DOWNLOAD   

CATALOG SK Niigataseiki DOWNLOAD   

 

PRODUCT 

STEEL RING GAUGE

SUB-ZERO Treatment (Cryogenic hardened) for improved durability

Master gauge for internal diameter measurement. A wide range of sizes are in stock while custom size ring gauge is also available upon request.


USE
● As a master gauge for "0" adjustment of measuring instruments such as bore gauge, inside micrometer, dial caliper, etc.

MATERIAL
● Alloy tool steel

FEATURES
●Provided with inspection report

Size
(mm)
Step
(mm)
Out of Roundness
(µm)
Out of Cylindricity
(µm)
Tolerance
(µm)
Hardness
(HV)
1 to less than 30
0.1 Step0.50.5± 1.0653
~
722
30 to less than 50
0.80.8± 1.5
50 to less than 60
0.5 Step1.01.0± 2.0
60 to less than 80
80 to less than 100
100 to less than 2005.0 Step2.02.0± 5.0
● Surface roughness: Within Ra0.1μm
● Squareness: 0.05/φ100
● Parallelism: Within 0.015mm
 
Standard Size List
Size (mm)Step (mm)
1 to less than 500.1 step1.0・1.1・1.2・1.3・1.4・1.5・1.6・1.7・1.8・1.9・2.0・2.1・2.2・2.3・2.4・2.5・2.6・2.7............50.0
50 to less than 1000.5 step50.5・51.0・51.5・52.0・52.5・53.0・53.5・54.0・54.5・55.0・55.5・56.0・56.5・57.0・57.5............100.0
100 to less than 2005.0 step105.0・110.0・115.0・120.0・125.0・130.0・135.0・140.0・145.0・150.0・155.0・160.0・165.0............200.0

RUN-OUT GAUGE SYSTEM
  NEW!  

Base type (3 kinds) 

Short base
Compact type

 

Long base
Allows simultaneous multiple measurements
using magnetic base mounted gauges

 

Clamp base
Can be mounted on stage of
large measuring instruments

Roller type (2 kind)

Slit Roller
Roller with slit.
Ideal for measuring flanged workpiece.

Flat Roller
Plain roller type.
Ideal for a measuring round bar.

 

Carrier type (3 kinds) 

Basic type
(no carrier)

Magnetic base can be
mounted on the base

 

Shaft Carrier
Shaft slide carrier can
be positioned along
length of workpiece

 

 

Linear Carrier
Linear slide carrier
provides smooth
movement for
accurate positioning




 


USE

  • Concentricity measurement by mounting your current indicator to this system

FEATURES

  • Three base types, Two roller types, and instrument available in three options, for a total of 14 available configurations
  • Up to 2μ accuracy. Offers a high level of measurement precision.
  • Smooth measurement with grip handle and timing belt & pulley operation system
  • Carrier angle fine adjustment for easy zero point setting of the measuring instruments.
    Free movement in Z-direction provides an ideal measurement position.
  • Equipped with work retainer for holding front and rear of workpiece and to enable measurement of axial run-out

 

MATERIAL

  • Base: Carbon steel
  • Roller: Tool steel

SPECIFICATIONS

  • Accuracy: within 2-3.5μm
    ※2μm=when measuring φ20mm workpiece
  • Provided with carrying case

MEASURING CONDITION

  • OD of workpiece: φ4-30mm
    (precision roller for measurements under φ4 optional)
  • Length of workpiece: 5-80mm
  • Shape of workpiece: Cylindrical
  • Reference portion of the workpiece must have enough
    length to clamp to roller

    ※Measurement error increases at with increasing distance from rollers

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