Metric Steel Gauge Block Set, 32Pcs/38Pcs

Details

Packaging Display

Q1: What are the different grades of gauge blocks?
A1: Gauge blocks come in different grades based on their precision and intended use. The main grades include:

• K Grade (Calibration Grade) – Highest accuracy, used in national metrology labs for primary calibration.
• Grade 00 – High precision, used in calibration labs and inspection rooms.
• Grade 0 – Precision measurement for tool rooms and high-accuracy machining.
• Grade 1 – General industrial inspection and high-precision manufacturing.
• Grade 2 – Standard for workshops and production environments.
• Workshop Grade – Lower precision, used for routine machine setup.

Q2: How to select the right gauge block set?    
A2: Selecting the right gauge block set depends on accuracy requirements, material, grade, and measurement system. Consider the following:

• Accuracy & Grade – Choose Grade K or 00 for laboratory calibration, Grade 0 for high-precision machining, and Grade 1 or 2 for general industrial use.
• Material – Steel is durable, ceramic resists corrosion, and tungsten carbide offers extreme wear resistance.
• Measurement System – Select metric (mm) or imperial (inch) based on your industry standards.
• Number of Blocks – A larger set (81 or 103 pieces) provides more versatility, while smaller sets (36 or 46 pieces) suit basic applications.

Gauge blocks help maintain precision and consistency in machine alignment and calibration.

Q3: What is the difference between metric and imperial gauge block sets?
A3: The difference between metric and imperial gauge block sets lies in their unit of measurement and step increments. Metric gauge blocks use millimeters (mm) as the standard and typically follow increments such as 1.001 mm, 1.002 mm, etc. Imperial gauge blocks use inches, often following increments like 0.1001 inches, 0.1002 inches, and so on. While both sets serve the same purpose—precise length measurement and calibration—their use depends on the measurement system required for specific tools, industries, or regions.

Tips: How do environmental factors affect the accuracy of gauge blocks?

• Temperature Variations: Gauge blocks are calibrated at 20°C (68°F). Changes in temperature cause expansion or contraction, affecting measurement accuracy. Using them in a controlled environment minimizes this effect.
• Humidity and Corrosion: High humidity can lead to rust on steel gauge blocks, altering surface accuracy. Proper storage with anti-rust protection helps prevent this issue.
• Contamination and Dust: Dirt, oil, and debris on gauge block surfaces can create gaps when stacking, leading to inaccurate readings. Regular cleaning ensures precision.
• Air Pressure and Altitude: Though minimal, variations in air pressure can affect wringing properties and adhesion between blocks, especially in highly precise measurements.
• Magnetic Fields: Exposure to strong magnetic fields can cause steel gauge blocks to develop residual magnetism, leading to attraction of particles and inaccurate stacking. Keeping blocks away from magnets helps maintain accuracy.

Thank you for buying industrial test and measurement equipment on SISCO.com, all products sold by SISCO and the partner cover a 12 months warranty, effective from the date of receiving the products.

What is covered?

SISCO is responsible for providing free spare parts, and free technical support to assist the customer to repair the defective products until the problem is solved.

What is not covered?

• Product purchased from anyone other than a SISCO store or a SISCO authorized reseller.
• Expendable parts.
• Routine cleaning or normal cosmetic and mechanical wear.
• Damage from misuse, abuse or neglect.
• Damage from use of parts other than SISCO approved.
• Damage from use outside the product’s usage or storage parameters.
• Damage from use of parts not sold by SISCO.
• Damage from modification or incorporation into other products.
• Damage from repair or replacement of warranted parts by a service provider other than a SISCO authorized service provider.
• Damage caused by the application environment not meeting the product usage requirements and the failure to perform preventive maintenance.