Products
ZC3-D Digital Concrete Rebound Hammer
Complies with the industry standard JGJ/T 23-2011, “Technical Code for Testing Concrete Compressive Strength by the Rebound Method.”
ZC3-E+ Digital Concrete Rebound Hammer (Color Touchscreen)
This instrument is specifically designed for nondestructive testing of the compressive strength of concrete members in buildings, bridges, tunnels, and other structures, and it features on-site sampling capabilities.
ZC3-E All-in-One LCD Display Concrete Rebound Hammer
The ZC3-E digital rebound hammer is equipped with a fixed displacement sensor array inside its electronic housing.
ZC3-T Digital Concrete Rebound Hammer (with Built-in Calibration Curve)
It features on-site sampling, automatic data logging, automated calculations, and real-time display of strength values.
This instrument features on-site sampling, automatic data logging, automated calculations, voice‑based result announcements, real-time display of intensity values, and the ability to switch measurement areas.
ZC4 Rebound Hammer for Sintered Common Bricks, Blocks, and Brick Materials
The ZC4 brick rebound hammer is a pointer-type, direct-reading rebound tester independently developed and designed by our factory.
The ZC5 mortar rebound hammer is a pointer-type, direct-reading rebound tester independently developed and designed by our factory.
ZC20-D Digital Mortar Rebound Hammer
The ZC20-D digital mortar rebound hammer is used to determine the strength of mortar in masonry constructed with sintered common bricks or sintered porous bricks.
ZC75-D Rebound Hammer for Sintered Standard Bricks, Blocks, and Common Bricks
The ZC75-D digital rebound hammer employs a highly integrated electronic module that incorporates rebound value acquisition,
ZC225-B Digital Display Concrete Rebound Hammer (Wireless Bluetooth Cloud Platform)
It is used in construction engineering for nondestructive compressive strength testing of concrete structural members with strengths ranging from 10 to 60 MPa.
ZC450-U Color-Screen Digital High-Strength Concrete Rebound Hammer
This device is used for nondestructive testing of the compressive strength of concrete structural members in buildings.
ZC550-U Color-Screen Digital High-Strength Concrete Rebound Hammer
This device is used for nondestructive testing of the compressive strength of concrete components in buildings, bridges, tunnels, and other structures.
ZC-G10 Integrated Rebar Detector
The ZC‑G10 series concrete rebar detector is primarily used to locate the position, distribution, and orientation of reinforcing steel in concrete structures, as well as to measure the concrete cover thickness.
ZC-HE90 Integrated Floor Slab Thickness Tester
The ZC-HE90 floor‑slab thickness gauge is primarily used to measure the thickness of concrete structures (floor slabs) or other non‑magnetic materials. A key advantage of this instrument is that, within the signal range, the receiver automatically locates the probe and locks its central position, providing visual feedback to significantly reduce measurement time.
ZCHW90 Wireless Floor Thickness Tester
The ZC-HW90 Wireless Floor Thickness Tester is a portable, intelligent non-destructive testing device designed to measure the thickness of cast-in-place floor slabs, concrete, walls, columns, beams, wood, ceramics, and other non-metallic materials.
ZC-L10, 20, 30 (Single-Fluid Circuit) Rock Bolt Pullout Tester
It is suitable for measuring the anchorage capacity of various anchoring components, including anchor bolts, reinforcing bars, rock bolts, embedded steel bars, chemical anchors, rail spikes, and expansion bolts. Additionally, it can be used for on-site tensile strength testing of glass curtain walls, making it an indispensable testing instrument for quality‑inspection agencies.
ZC-L50, 100 (Dual Hydraulic Circuit) Rock Bolt Pullout Tester
It is suitable for testing the anchorage capacity of various anchoring components, including anchor bolts, reinforcing bars, rock bolts, embedded steel bars, chemical anchors, rail spikes, and expansion bolts. Additionally, it can be used for on-site tensile strength testing of glass curtain walls, making it an indispensable testing instrument for quality‑inspection agencies.
ZC-V1, 2, and 3 Miniature Anchorage Pull-Out Testers
It is suitable for measuring the anchorage capacity of various anchoring components, including anchor bolts, reinforcing bars, and expansion anchors. It complies with the new standard for pull-out tests on 6–Φ12 reinforcing bars and can be used to assess the anchorage strength of tie bars.
Z Rebound Hammer Test Area Seal
This steel anvil is an essential calibration tool for calibrating rebound hammers with a nominal kinetic energy of 5.5 J.
DLY-1 Coarse-Grained Soil Vertical Seepage Deformation Tester
This test complies with SL 237 and DL/T 5356, the test specifications for granular soils in hydropower and water conservancy engineering. The test method employs upward seepage flow and is suitable for granular soils, enabling the determination of parameters such as the soil’s coefficient of permeability, dry density, porosity, hydraulic gradient, and seepage velocity.
DLY-2 Coarse-Grained Soil Horizontal Permeability Deformation Tester
In accordance with the test method specified in DL/T 5356 “Test Procedure for Coarse-Grained Soils in Water Conservancy and Hydropower Engineering,” the permeation flow is directed horizontally, making this method suitable for coarse-grained soils.
DLY-3 Coarse-Grained Soil Triaxial Shear Testing Machine
Complies with GB/T 50123-2019 “Standard for Geotechnical Test Methods” and DL/T 5356 “Test Procedures for Coarse-Grained Soils in Hydropower and Water Conservancy Projects.”
DLY-4A Direct Shear Testing Apparatus for Coarse-Grained Soils
In accordance with GB/T 50123-2019, “Standard for Geotechnical Test Methods,” the stress-controlled direct shear test is employed and is suitable for shear testing of coarse-grained soils.
DLY-5 Coarse-Grained Soil Field Density Tester
This test method is applicable for in-situ determination of the density of coarse-grained and very coarse-grained soils. It complies with the standard GBT 50123-1999, “Geotechnical Test Methods.”
DLY-6 Coarse-Grained Soil Permeability Tester
In accordance with DL/T 5356, the Test Procedure for Coarse-Grained Soils in Hydropower and Water Conservancy Engineering, the double-ring pit‑infiltration method is employed and is suitable for unsaturated sandy soils and fine sands.
DLY-7 Coarse-Grained Soil In-Situ Water Injection Testing Apparatus
Applicable to water‑conservation and hydropower engineering geological investigations involving water‑injection tests.
DLY-8 Microcomputer-Controlled Stress–Strain Triaxial Tester
Designed and manufactured in accordance with GB/T 50123-2019, “Standard for Geotechnical Test Methods,” it is used to determine the shear strength, deformation characteristics, and pore water pressure of soil samples under constant-strain loading conditions.
DLY-9 Coarse-Grained Soil Field Load Testing Apparatus
Applicable to the DL/T 5356 Test Procedure for Coarse-Grained Soils in Hydraulic and Hydroelectric Engineering, as well as the SL 237‑1999 Geotechnical Testing Procedure, for tests involving materials with a maximum particle size of less than 60 mm.
DLY-10 Direct Shear Consolidation Tester for Coarse-Grained Soils
In accordance with GB/T 50123-2019 “Standard for Geotechnical Test Methods” and DL/T 5356-2006 “Test Procedure for Coarse-Grained Soils in Hydropower and Water Conservancy Projects,” the plane‑strain method with stress‑ and strain‑control is employed, making it suitable for shear testing of coarse-grained soils.
DLY-11 Coarse-Grained Soil Surface Vibration Compactor
For the determination of the maximum dry density of non-cohesive, freely draining soils, the compaction test often yields a bimodal or unimodal curve with no distinct peak, indicating that this method is no longer the most suitable for such soils.
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