• Paul Frame
    Thank you very much for all your help regarding the SADT Concrete Hammer and hardness tester which are working well and we are very pleased with it.
Contact Person : Hu
Phone Number : 010-82600228

OLED Display 0.1R Rebound Hammer For Mortar Testing

Place of Origin Beijing
Brand Name SADT
Certification CE/ISO9001/ SGS
Model Number HT-20D
Minimum Order Quantity 1pc
Packaging Details Standard package
Delivery Time Within 3 days after receiving payment
Payment Terms T/T in advance, Western Union,paypal
Supply Ability 50pcs/week
Product Details
Key Words Digital Mortar Hammer Accuracy ±0.1R
Storage 1000 Parts, 256 Data For Each Part Operating Temperature -40º-60ºC
Power Supply 3.7V Li-ion Rechargeable Battery Charged Via USB Port Model HT-20D
Display OLED Dispaly Waranty 1 Year
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OLED Display Rebound Hammer


0.1R Rebound Hammer


Rebound Hammer For Mortar Testing

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Product Description

Digital Concrete Test Hammer HT20D For Mortar Testing




● High contrast OLED display

● All setup can be made on site

● Automatic calculating compressive strength

● Automatic correction of impact direction

● All data will be stored in memory

● All data can be transferred to PC by USB cable or Bluetooth

● Dual display for analogue ruler and digital value



Model HT-20D
Type Digital Only
Display OLED Digital
Measuring Range 1-25N/Mm2
Accuracy ±0.1R
Impact Energy 0.020kgm (0.196Nm) For Testing Mortar Products
Communication USB2.0 Or Bluetooth (Optional)
Printing Bluetooth Micro Printer (Optional)
Storage 1000 Parts, 256 Data For Each Part
Operating Temperature -40º-60ºC
Power Supply 3.7V Li-Ion Rechargeable Battery Charged Via USB Port
Dimension (Mm) 280x75x60
Net Weight 1.1kg


Standard Package

HT-20D main unit 1

Grinding wheel 1

USB cable 1

USB charger 1

Software CD 1

Operation manual 1

Carrying case 1


Optional Accessory

Bluetooth micro printer


Digital concrete test hammer HT20D for mortar testing is designed in compliance with the mortar rebound method in national standard GB50315-2011-T Technical standard for site testing of masonry engineering (hereinafter referred to as the Standard), suitable for all types of Nondestructive Testing (NDT) of strength of ordinary construction mortar, especially suitable for spot quality inspection by engineering quality supervision institutions and supervision units, and can get the results of ordinary brick in real time; to reflect the fairness, scientific and accuracy of spot testing by engineering quality inspection institutions, greatly improving the efficiency, data processing and inspection report preparation.Features: integrated, compact; Based on the structure of traditional mechanical hammer, non-contact optical sensor is adopted to acquire the rebound data, no contact or friction between the optical sensor and the hammer, long service life; rechargeable built-in high-capacity lithium battery, low cost, to avoid high cost and environmental pollution etc brought by non-rechargeable alkaline batteries. Complete privilege management, fair and secure inspection; USB port for transferring data to PC; the data can be saved in Excel file via the software in PC, and directly generate the report format, convenient for later processing by software; large capacity storage for up to 1000 parts, up to 16 zones for each part, and up to 16 measuring points for each zone, fully meeting the inspection requirements.


Sino Age Development Technology, Ltd. (SADT), established in 1993, is a leading manufacturer for measuring and testing instrument, specialized in NDT and quality control fields. We have our own HARTIP series portable hardness testers since 1995. We are professional producer with ISO 9001 quality system. Most of the products are applied with CE certificate.

Now our main products cover hardness tester, ultrasonic thickness gauge, concrete test hammer, gloss meter, colorimeter, roughness tester, metallurgical microscope, ultrasonic flaw detector and so on. We have exported our products in batch quantity to overseas market since 1996. Our main overseas markets are: USA, Canada, Germany, France, Netherlands, Finland, Italy, Czech Republic, Poland, Lithuania, Estonia, Serbia, Russia, Greece, Turkey, Australia, New Zealand, Korea, Taiwan, Singapore, Thailand, Indonesia, Malaysia, Vietnam, India, Pakistan, Iran, UAE, Egypt, South Africa, Mexico and Columbia, Peru and etc. All products supplied by SADT have excellent quality and competitive price with our best service.