Ray-Check 4 Step Calibration Block

Ray-Check 4 Step Calibration Block

For thickness and linearity calibration

4-Step Calibration Block for thickness and linearity calibration

Inch Version:

0.750" square with thicknesses of steps at 0.250", 0.500", 0.750" and 1.000".

Metric Versions:

Metric 4A (6.25, 12.5, 18.75 and 25 mm)
Metric 4B (5.0, 10.0, 15.0 and 20 mm)

Step Face: 3/4" x 3/4"
Spec: ASTM E797

Standard Materials:

  • 1018 Carbon Steel A36/1018
  • Steel 4340
  • Stainless Steel 304
  • Stainless Steel 316
  • Aluminum 7075
  • Aluminum 2024
  • Aluminum 6061
  • Titanium 6/4
  • Inconel 600
  • Inconel 625
  • Hastelloy C
  • Hastelloy X
  • Monel 400
  • Copper Nickel 90/10
  • Copper
  • Nickel

Special Materials: (Call for Price)

    • 1018 Steel, Nickel Plated
    • A387 Grade 11
    • A387 Grade 22
    • A387 Grade 91
    • A516 Grade 70
    • 321 Stainless Steel
    • AL6XN
    • 2101 Duplex Stainless Steel
    • 2205 Duplex Stainless Steel
    • 6AL-4V Titanium
    • 7050-T7451 Aluminum
    • Brass
    • Brass Alloy 932
    • Copper 110
    • Cast Ductile Iron
    • Cast Gray Iron
    • Zirconium 702
    • Inconel 600

    *All blocks are supplied with Manufacturer Certificate of Conformance and Material Certification.

    (Dimensional Certification and Serialization are available at additional cost).

    *If additional calibration is required, make sure to select (UT-RC-4S-Cal) when adding items to the shopping cart.

          Don't see what you're looking for? Please contact us.

          Optional Hardwood Case is available.

            Description Part # Saved Price Select Option Add to
            4-Step Calibration Block, 1018 Carbon Steel (0.25", 0.50", 0.75", 1.0") UT-RC-4S1018 $165.00
            4-Step Calibration Block, 1018 Carbon Steel - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S1018-MA $185.00
            4-Step Calibration Block, 1018 Carbon Steel - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S1018-MB $185.00
            4-Step Calibration Block, 4340 Steel (0.25", 0.50", 0.75", 1.0") UT-RC-4S4340 $185.00
            4-Step Calibration Block, 4340 Steel - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S4340-MA $200.00
            4-Step Calibration Block, 4340 Steel - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S4340-MB $200.00
            4-Step Calibration Block, 304 Stainless Steel (0.25", 0.50", 0.75", 1.0") UT-RC-4S304 $385.00
            4-Step Calibration Block, 304 Stainless Steel - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S304-MA $420.00
            4-Step Calibration Block, 304 Stainless Steel - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S304-MB $420.00
            4-Step Calibration Block, 316 Stainless Steel (0.25", 0.50", 0.75", 1.0") UT-RC-4S316SS $460.00
            4-Step Calibration Block, 316 Stainless Steel - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S316SS-MA Request Pricing
            4-Step Calibration Block, 316 Stainless Steel - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S316SS-MB Request Pricing
            4-Step Calibration Block, 7075 Aluminum (0.25", 0.50", 0.75", 1.0") UT-RC-4S7075 $170.00
            4-Step Calibration Block, 7075 Aluminum - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S7075-MA $185.00
            4-Step Calibration Block, 7075 Aluminum - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S7075-MB $185.00
            4-Step Calibration Block, 2024 Aluminum (0.25", 0.50", 0.75", 1.0") UT-RC-4S2024 $205.00
            4-Step Calibration Block, 2024 Aluminum - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S2024-MA $225.00
            4-Step Calibration Block, 2024 Aluminum - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S2024-MB $225.00
            4-Step Calibration Block, 6061 Aluminum (0.25", 0.50", 0.75", 1.0") UT-RC-4S6061 $205.00
            4-Step Calibration Block, 6061 Aluminum - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S6061-MA $225.00
            4-Step Calibration Block, 6061 Aluminum - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S6061-MB $225.00
            4-Step Calibration Block, Titanium 6/4 (0.25", 0.50", 0.75", 1.0") UT-RC-4STITANIUM $430.00
            4-Step Calibration Block, Titanium 6/4 - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4STITANIUM-MA $475.00
            4-Step Calibration Block, Titanium 6/4 - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4STITANIUM-MB $475.00
            4-Step Calibration Block, Inconel 600 (0.25", 0.50", 0.75", 1.0") UT-RC-4SIN600 $430.00
            4-Step Calibration Block, Hastelloy C (0.25", 0.50", 0.75", 1.0") UT-RC-4SHC276 $540.00
            4-Step Calibration Block, Hastelloy C - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S-HC276-MA $595.00
            4-Step Calibration Block, Hastelloy C - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S-HC276-MB $595.00
            4-Step Calibration Block, Hastelloy X (0.25", 0.50", 0.75", 1.0") UT-RC-4SHX $430.00
            4-Step Calibration Block, Hastelloy X - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4SHX-MA $475.00
            4-Step Calibration Block, Hastelloy X - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4SHX-MB $475.00
            4-Step Calibration Block, Monel 400 (0.25", 0.50", 0.75", 1.0") UT-RC-4SML400 $430.00
            4-Step Calibration Block, Monel 400 - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4SML400-MA $475.00
            4-Step Calibration Block, Monel 400 - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4SML400-MB $475.00
            4-Step Calibration Block, Inconel 625 (0.25", 0.50", 0.75", 1.0") UT-RC-4SIN625 $505.00
            4-Step Calibration Block, Inconel 625 - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4SIN625-MA $555.00
            4-Step Calibration Block, Inconel 625 - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4SIN625-MB $555.00
            4-Step Calibration Block, 90/10 Copper Nickel - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S9010CUNI-MA $275.00
            4-Step Calibration Block, 90/10 Copper Nickel (0.25", 0.50", 0.75", 1.0") UT-RC-4S9010CUNI $250.00
            4-Step Calibration Block, 90/10 Copper Nickel - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S9010CUNI-MB $275.00
            4-Step Calibration Block, 70/30 Copper Nickel (0.25", 0.50", 0.75", 1.0") UT-RC-4S7030CUNI $250.00
            4-Step Calibration Block, 70/30 Copper Nickel - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4S7030CUNI-MA $275.00
            4-Step Calibration Block, 70/30 Copper Nickel - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4S7030CUNI-MB $275.00
            4-Step Calibration Block, Copper (0.25", 0.50", 0.75", 1.0") UT-RC-4SCU $250.00
            4-Step Calibration Block, Copper - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4SCU-MA $275.00
            4-Step Calibration Block, Copper - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4SCU-MB $275.00
            4-Step Calibration Block, Nickel (0.25", 0.50", 0.75", 1.0") UT-RC-4SNI $430.00
            4-Step Calibration Block, Nickel - Metric 4A (6.25, 12.5, 18.75 and 25 mm) UT-RC-4SNI-MA $475.00
            4-Step Calibration Block, Nickel - Metric 4B (5.0, 10.0, 15.0 and 20 mm) UT-RC-4SNI-MB $475.00
            4-Step Calibration Block, Dimensional Calibration and Serialization UT-RC-4S-CAL $50.00
            4-Step Calibration Block, Wood Case UT-RC-4S-CASE $40.00