Langry
Langry GZ Series Rebound Hammer Testing Anvil
The anvil every rebound hammer is calibrated against. Four weights, one for each hammer in the range.

Model GZI / GZII / GZIII / GZIV
Langry GZ Series Rebound Hammer Testing Anvil
A rebound hammer that has not been checked against an anvil is an opinion, not a test. The GZ series covers the whole Langry line, from the 20 kg GZI for the RH550 down to the 1.05 kg GZIV, with a hardened steel body at HRC 60 and a guide cylinder that positions the hammer without manual adjustment.
- Use
- Calibration of RH20, RH75, RH225, RH450 and RH550 hammers
- Types
- GZI, GZII, GZIII, GZIV
- Weights
- 20.0 kg, 16.0 kg, 2.40 kg, 1.05 kg
- Core hardness
- HRC 60 plus or minus 2
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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