All Instruments

Strain Gages

Model 4100.4150.4151 Spot Weldable Strain Gages

The Model 4100/4150 Strain Gage has a 51 mm gage length (3000 microstrain range, 1 microstrain sensitivity) and is designed to measure strains in steel structures (4100) and on reinforcement ...more

VSM4000 Arc Weldable Strain Gage

The Model 4000 basically consists of a length of steel wire tensioned between two mounting blocks that are arc welded to the surface of a structural steel member. Deformation of the struct...more

Model 3900 Embedment Strain Gage

The Model 3900 Embedment Strain Gage is designed for the measurement of dynamic strains in concrete structures, asphalt roadways and soils. It comprises a full bridge strain gaged proving rin...more

Concrete Embedment Strain Gages

The Model 4200(HT), 4202 and 4210 Vibrating Wire Embedment Strain Gages are designed for direct embedment in concrete. The Model 4200 (standard model) has a 153 mm gage length and is commo...more

Model 4200HT High Temperature Strain Gage

The Model 4200(HT), 4202 and 4210 Vibrating Wire Embedment Strain Gages are designed for direct embedment in concrete. The Model 4200 (standard model) has a 153 mm gage length and is commo...more

Model 4911 • 4911A Rebar Strainmeters

The Model 4911 Rebar Strainmeter is designed for measuring strains in foundations, slurry walls, precast piles, caissons, bridge abutments, tunnel liners, etc. The standard Model 4911 (#4 reb...more