Structural Surface Roughness Gauges & Testers
GAO’s structural surface roughness gauges & testers are instruments used to measure and evaluate the roughness characteristics of a surface. These products provide quantitative information about the texture, irregularities, and deviations present on the surface of a material or object. Our structural surface roughness gauges & testers are used in various industries, including manufacturing, engineering, construction, and quality control.

GAO’s structural surface roughness gauges & testers are composed of a probe or sensor, transducer, drive mechanism, display unit, data processing and analysis, power supply, and calibration standards.

The other common names of surface roughness gauges and testers are roughness measuring instruments, surface texture analyzers, profile roughness testers, roughness inspection devices, topography measurement tools, surface finish analyzers, roughness assessment gauges, texture testing instruments, profilometer gauges, finish quality analyzers, irregularity inspection tools, roughness evaluation testers, topographical profilers, roughness characterization devices, and texture quality testers.

Showing 1–24 of 83 results

GAOTek Surface Roughness Tester

SKU: GAOTek-SRGT-237
GAOTek surface roughness tester is used for different sensors and measuring platforms, mini printers, extension rod and other accessories.
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GAOTek Ultrasonic Surface Roughness Gauges Meter

SKU: GAOTek-SRGT-236
GAOTek ultrasonic surface gauges roughness gauges meter is used for measuring the thickness of metal materials, pipes, pressure vessels, sheet metals (steel, aluminum), plastic, steel pipes, PVC pipes, glass and other materials.
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GAOTek Floor Thickness Roughness Tester

SKU: GAOTek-SRGT-235
GAOTek floor thickness roughness gauge tester is mainly used for nondestructive testing of concrete structures.
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GAOTek Surface Roughness Tester

SKU: GAOTek-SRGT-234
GAOTek surface roughness tester on hard surface, widely used for measuring metal and nonmetal parts, a variety of machining parts in the field of machinery processing manufacturing, testing, commodity inspection and other quality control departments.
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GAOTek Thickness Gauge Meter

SKU: GAOTek-SRGT-233
GAOTek thickness gauge meter adapted to all kinds of materials, which are good conductor of ultrasonic wave such as metals (steel, cast iron, aluminum, copper and etc), plastic, ceramics, composites, epoxies, glass and etc. 
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GAOTek Handheld Digital Surface Roughness Tester Meter

SKU: GAOTek-SRGT-244
This Handheld Digital Surface Roughness Tester Meter has a Measuring range of 0 in to 0.25 in, Accuracy of ±3 um and Resolution of 1 um.
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GAOTek Popular Sale Roughness Tester

SKU: GAOTek-SRGT-243
This Popular sale roughness tester has storage Temperature of 14 °F to 140 °F, Relative Humidity of <80% and Measuring Range of 0 μm to 6500 μm .
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GAOTek Ultrasonic Thickness Gauges

SKU: GAOTek-SRGT-242
This Ultrasonic Thickness Gauges has Scan mode 25 times/second, Frequency bandwidth 0.5 MHz to 15MHz and Speed of sound 1000 m/s to 9999m/s.
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GAOTek Surface Roughness Tester

SKU: GAOTek-SRGT-241
This Surface Roughness Tester has Stylus static measuring force 4 mN (0.4gf), Stylus angle 90° and Static measuring force 0.98 in (25 mm).
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GAOTek Direct Sensor Roughness Gauge

SKU: GAOTek-SRGT-240
This Direct Sensor Roughness Gauge has Sensor resolution of 0.0016 μm/±50 μm to 0.016 μm/±500 μm, X direction of 1.18 in and Z direction of ±500 μm.
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GAOTek Surface Roughness Tester Digital Display

SKU: GAOTek-SRGT-231
This Surface Roughness Tester Digital Display Has Measuring Range of 0.05 um to 10.0 um, Storing Temp -13 °F to 140 ° F and Power of 3.6 V.
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GAOTek Portable Surface Roughness Tester

SKU: GAOTek-SRGT-210
This Portable Surface Roughness Tester has Division value of 0 units to 199.9 gloss units, Stable value > 0.5 units and Indication error of 3.0 units.
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GAOTek Surface Roughness Tester Digital

SKU: GAOTek-SRGT-230
This Surface Roughness Tester digital has Accuracy of Less than ±10%, Power supply of Built-in Lithium-ion battery and Parameters of 22 kinds
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GAOTek High Accuracy Surface Roughness Tester

SKU: GAOTek-SRGT-208
This High Accuracy Surface Roughness Tester has Sample length of 0.0098 in, 0.003 in, 0.009 in, Lead head radius 1.4 in an Indication error ≤ ±7%.
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Gaotek Ultrasonic Thickness Measurement Equipment Meter Tester Instruments

SKU: GAOTek-SRGT-207
This ultrasonic thickness measurement Equipment meter Tester instruments has Measuring range (metric/imperial) 0.05 in to 8 in (1.0 mm to 245mm) , Resolution 0.0003 in (0.1 mm) and Power supply 4 x 1.5 AAA.
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GAOTek Surface Roughness Tester Meter Gauge

SKU: GAOTek-SRGT-206
This Surface Roughness Tester Meter Gauge has Power Li-ion battery rechargeable, Dimensions  5.5 in x 2.04 in x 1.88 in and Weight 0.97 lb (440 g).
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GAOTek Surface Roughness Tester Meter Gauge

SKU: GAOTek-SRGT-205
This Surface Roughness Tester Meter Gauge has Maximum drive stroke length 0.7 in (17.5 mm) , Resolution 0.001 μm and Filtering methods RC, PC-RC, GAUSS, D-P.
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GAOTek Handheld Coating Gauge Paint Tester Meter

SKU: GAOTek-SRGT-204
This Handheld Coating Gauge Paint Tester Meter has Excitation source Up to 50 kV/200 μA, Display System 4.3 in (109.22) and Data Processing Built-in 32 GB storage.
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GAOTek Engine Oil Pressure Tester Gauge

SKU: GAOTek-SRGT-203
This Engine Oil Pressure Tester Gauge has Type Auto Timing Tool, Size 13.77 in X 9.84 in X 3.93 in (35 cm X 25 cm X 10 cm) and Weight 5.5 lb (2.500 kg).
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GAOTek Surface Roughness Tester

SKU: GAOTek-SRGT-202
This Surface Roughness Tester has Stroke length 0.23 in (6 mm), Indication accuracy 0.01 Indication error and ±(7% to 10%).
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GAOTek Paint Film Thickness Tester Measuring

SKU: GAOTek-SRGT-201
This Paint Film Thickness Tester Measuring has Measuring Range 0 um to 1300um/0 mil to 51.2 mil, Resolution 0.1 um/0.01 mil and Accuracy 3 %.
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GAOTek Portable Surface Roughness Tester

SKU: GAOTek-OET-139
GAOTek portable surface roughness tester is a new product.
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GAOTek Surface Roughness Tester

SKU: GAOTek-OET-142
GAOTek Surface Roughness Tester is a new generation portable surface roughness meter launched by our company.
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GAOTek Surface Roughness Tester

SKU: GAOTek-OET-134
GAOTek surface tester can measure the roughness of various machined parts, such as plane surface, bevel surface, outer cylindrical surface, curved surface, small hole, groove, and car axle etc.
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GAO Tek’s structural surface roughness gauges & testers have the following functions:

  • Measurement: Our structural surface roughness gauges & testers accurately measure the roughness characteristics of a surface, providing quantitative data on height variations and irregularities.
  • Evaluation: GOA’s structural surface roughness gauges & testers evaluate the quality and suitability of a surface for its intended application, ensuring it meets required specifications and standards.
  • Quality control: Our structural surface roughness gauges & testers are used in quality control processes, ensuring manufactured products have the desired surface finish and meet necessary quality standards.
  • Process optimization: GAO Tek’s structural surface roughness gauges & testers help optimize manufacturing processes by monitoring and analyzing surface roughness data, making adjustments and improvements to achieve the desired surface quality.
  • Surface integrity assessment: Our structural surface roughness gauges & testers assess the integrity of surfaces, detecting potential issues such as cracks, wear, corrosion, or defects that may impact performance or longevity.

GAO Tek’s structural surface roughness gauges & testers are rugged, versatile, and precision measurement instruments. They comply with applicable industry standards such as ISO 4287, ISO 25178, ANSI/ASME B46.1, JIS B 0601, and DIN EN ISO 1302.

Our structural surface roughness gauges & testers help our customers comply with relevant U.S. government regulations such as:

  • Federal Communications Commission (FCC)
  • National Institute of Standards and Technology (NIST)
  • International Electrotechnical Commission (IEC)
  • Quality Management Systems (e.g., ISO 9001)

GAO’s structural surface roughness gauges & testers help our clients in complying with relevant Canadian government regulations such as:

  • Health Canada Regulations
  • Industry-Specific Regulations
  • Electromagnetic Compatibility (EMC) Standards
  • Provincial and Territorial Regulations

Our structural surface roughness gauges & testers have the following applications:

  • Manufacturing: GAO’s structural surface roughness gauges & testers ensure the quality and consistency of manufactured products by measuring and controlling surface roughness, helping to achieve desired surface finishes and functional requirements.
  • Engineering and construction: Our structural surface roughness gauges & testers are used to evaluate the surface roughness of structural components, ensuring their suitability, durability, and performance in engineering and construction projects.
  • Automotive and aerospace: GAO Tek’s structural surface roughness gauges & testers are used in the automotive and aerospace industries by measuring and evaluating surface finishes of engine parts, turbine blades, and aircraft structures, ensuring optimal performance and safety.
  • Quality control and inspection: Our structural surface roughness gauges & testers are used in quality control and inspection processes across industries, verifying that surface finishes meet specified requirements and identifying deviations or defects.
  • Research and development: GAO’s structural surface roughness gauges & testers are used in research and development activities to characterize and analyze surface properties, studying the effects of materials, coatings, and processing techniques on surface roughness and performance.

Our structural surface roughness gauges & testers can be shipped overnight within the continental U.S. and Canada, and can be shipped globally.