HT-225 Concrete Rebound Test Hammer

Name: HT-225 Concrete Rebound Test Hammer
Brand: Beijing Lanetech Square Co., Ltd.

Lanetech HT-225 Concrete Rebound Hammer (also known as a Schmidt hammer or concrete test hammer) complies with GB/T 9138-1988, JJG 817-93, JGJ/T 23-2011, and ASTM C 805. It is designed for non-destructive, on-site testing of the compressive strength of building concrete components, bridges, slabs, columns, beams, and other concrete structures, making it ideal for construction quality control, structural safety assessment, and maintenance inspection.

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Features of HT-225 Concrete Test Hammer

Lanetech HT-225 Concrete Rebound Hammer – Center rod made from imported material ensures high accuracy, durability, and wear resistance for long‑term reliable testing.
Protective housing – Shell constructed from high‑strength aluminum or high‑polymer material to effectively protect the instrument from damage and extend service life.
External pointer slider – Outside structure allows well‑balanced friction and easy adjustment, ensuring accurate measurement. Compared with other suppliers, it delivers higher accuracy, better quality, competitive pricing, and longer service life.

Specification of HT-225 Concrete Test Hammer

Test range:	10~60Mpa
Standard impact energy	2.207J（0.225Kgf.m)
Stroke of rebound hammer	75mm
Friction of pointer slider:	0.5N~0.8N
Sphere radius of rebound pole SR:	25mm±1mm
Average rebound value on steel anvil Rm:	80±2
Size	Φ54*278mm
Weight:	≈1KG

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