All products are in the leading position in the testing industry.

With more than 15years experiments, Beijing Naijiu`s products have been used all over the world, such as RUSSIA, America, Canada, UK, Thailand, Singapore, Malaysia, India, Indonesia, Vietnam, Saudi Arabia, Qatar, and so on . The customers include universities, research institutes, tunnel railway units, quality inspection units, commodity concrete companies and many other enterprises. Beijing Naijiu has one cohesive management, research and development and sales team with professional skills, to supply the high quality products and provide high level service and technical support to customers.

Beijing Naijiu is entering a new phase of development. Every step of the company`s growth is inseparable from the trust and support of customers and partners, we will adhere to the consistent business philosophy, always pay attention to the needs of customers, take customer satisfaction as the primary goal, with outstanding research and development capabilities to provide high-quality products and services for the customers.

Our instruments are including as follows:

Concrete durability instrument: Handheld chloride ion content tester, desktop chloride ion content tester, concrete alkali content tester, concrete chloride ion penetration tester, concrete chloride ion migration tester, multifunctional concrete penetration and migration tester, vacuum saturated machine, concrete carbonization test chamber, concrete resistivity tester, non-contact concrete shrinkage deformation tester,
Testing machine series: Universal testing machine, Compression testing machine, Electronic universal testing machine, Steel strand relaxation testing machine, Manhole cover compression testing machine, and so on.
NDT(Non Destructive Testing) equipment: Nonmetal ultrasonic detector, Concrete crack width/depth tester, Rebar locator, Rebar corrosion tester, Concrete strength tester, Floor thickness tester, and so on.
Anchorage force tester, Strength tester, Road testing system, Soil testing equipment, Cement testing equipment, Asphalt testing equipment, Petroleum Equipments, Bituminous equipments, Geological equipments, Rotational viscometer, and so on.

Naijiu Weiye - Model Type 70 -Permeameter (Constant Head Penetration Test)

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