Langry
Langry RH550-A Concrete Test Hammer
5.5 joules, the heaviest hammer in the range, for the highest strength grades on structural work.
Model RH550-A
Langry RH550-A Concrete Test Hammer
The RH550-A is the top of the rebound range at 5.5 joules of impact energy, specified where even the RH450-A is near the end of its scale. Chrome plated pointer, high strength body shell and the same imported spring assembly as the rest of the line.
- Pointer length
- 20.0 plus or minus 0.2 mm
- Friction of pointer
- 0.65 plus or minus 0.15 N
- Standard impact energy
- 5.500 J
- Calibration value on anvil
- 83 plus or minus 1
- Elastic tension spring stiffness
- 1100 plus or minus 50 N/m
- Spherical radius of bouncing rod
- 18 plus or minus 1.0 mm
Currently in stock
Read before you buy
Buyer guides and price checks
- Rebound HammersRebound Hammer Test: Price, Procedure and Which Schmidt Hammer to Buy in PakistanWhat a rebound hammer test measures and where it fails, the ASTM C805 procedure in short, analogue versus digital Langry models with 2026 Pakistan prices, and calibration on the anvil.Read the guide
- Rebar ScannersRebar Scanner and Cover Meter Price in PakistanRebar scanner and cover meter prices in Pakistan for 2026, Langry RS150, RS250 and RS350 against the Profometer class, how they work, and the cover checks to run.Read the guide
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