Products

Professional infrastructure inspection, assessment and non-destructive testing equipment

Product Categories

Browse our specialized testing equipment by category

Bridge Inspections and Condition Assessments

Bridge integrity assessment, structural inspection and diagnosis and other related equipment

Tunnel and underground engineering inspection

Tunnel lining inspection and underground structure inspection and other related equipment

Construction project quality control

Building inspection and testing, construction quality control and building deterioration diagnostic equipment

Geophysical Survey

Tunnel advance prediction and underground space technology application related equipment

Road safety standardization testing

Road traffic safety sign testing, road safety device testing, road surface structure testing and other equipment

NDT

Material corrosion detection, defect detection, coating and thickness inspection, hardness testing and other related equipment

ASTM/ISO standard test equipment

Laboratory material testing equipment that meets ASTM/ISO and other standards

Featured Products

Our most trusted and widely used testing instruments

How to Choose the Right NDT & Civil Engineering Testing Equipment

Key factors to consider when selecting NDT and industrial testing instruments.

STEP 01

Define Your Application

Identify the specific material (e.g., concrete, steel) and testing objective—such as ultrasonic flaw detection or subsurface radar profiling

STEP 02

Consider Accuracy Requirements

Structural integrity demands reliable data. Select hardware that delivers high-resolution precision to meet exacting project specifications and industry tolerances

STEP 03

Evaluate Field Readiness

Consider the inspection environment. Rugged environmental resistance, extended battery life, and portability are essential for on-site bridge, tunnel, and infrastructure applications

STEP 04

Verify Standards Compliance

Ensure your chosen equipment complies with relevant ASTM, ISO, EN, and local civil engineering testing standards to guarantee regulatory acceptance and data validity

Why Choose ISTINST for NDT & Engineering Testing Equipment

ISTINST provides reliable NDT and civil engineering testing instruments, backed by technical expertise, quality assurance, and application-focused solutions for inspection and testing professionals worldwide

NDT Hardware Manufacturing

Product Quality

Reliable instruments built for accurate, consistent, and professional testing

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15+ years in NDT instruments

Technical Expertise

Professional knowledge to help you select the right equipment for your testing needs

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Lifecycle Device Support

Application Support

Practical guidance and technical support from equipment selection to application

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200+ Clients

Global Supply Chain

Responsive support for customers, partners, and testing projects worldwide

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Technical Support & Testing Solutions

Expert support for equipment selection, calibration, training, maintenance, and after-sales service

Testing Equipment Selection & Consulting

Our engineers recommend the right testing equipment and configuration based on your testing needs, methods, and applications

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Instrument Calibration & Maintenanc

Our engineers offer standard-compliant calibration and preventive maintenance, keeping your testing instruments operating reliably in the field for years to come

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Technical Training and Resource Center

Provides user manuals, video tutorials, and technical training to help engineers understand equipment setup, testing procedures, data acquisition, and result analysis

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Warranty, Parts & Support

Extended warranties, genuine spare parts, and technical assistance—from delivery through long-term use. We keep your testing projects running without interruption

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FAQ

Find clear answers to common questions about our testing equipment quality assurance, orders, warranties, and technical support

Finished Product Full/Spot Inspection:
Each batch of products undergoes a comprehensive inspection before shipment according to international/national/industry standards (such as ASTM, EN, GB, or customer-specified standards) and more stringent internal control standards.
Timely Feedback:
If you discover any quality issues, please notify us immediately (preferably within 5 days of receipt) and provide clear photos/videos, a description of the problem, and the batch number.
Investigation and Confirmation:
We will respond and investigate promptly. If the quality issue is confirmed to be our fault (not due to shipping, improper use, or customer modification), we will provide the following solutions:
Free Restocking: We will resend the defective product.
Technical Support: We will provide necessary repair instructions or replacement parts.

Products are warranted for 12 months from the date the customer signs for receipt (unless otherwise specified):
1. During the warranty period, the buyer must notify ISTINST in writing within 10 days of discovering any defects. Upon receipt of such notice, ISTINST will, at its option, return the defective product or part for repair, replace the product, or exchange the defective part.

2. After the warranty period, ISTINST is responsible for repairing the product or part.

3. This warranty does not cover: Consumable parts

1. Standard Products
ISTINST direct customers and channel customers with valid purchase agreements may cancel their product orders for any reason before delivery. If ISTINST receives notice of cancellation before shipment, no fees will be charged. If a cancellation notice is received during shipment or after shipment but before delivery to the customer, a return/restocking fee of 20% of the net purchase price will be charged, subject to confirmation based on shipping and customs interceptions.
2. Custom Products
Unless otherwise specified in an existing contract, orders for custom products (i.e., products designed, manufactured, or configured to meet specific customer requirements) may not be canceled without ISTINST’s approval.

Product availability may vary depending on inventory, production schedules, raw material availability, and quality inspection requirements. While this is uncommon, it can happen. The most common reason is that some products may be out of stock due to extended raw material supply, production processes, or quality inspection cycles. If this happens, we will notify you immediately and provide an alternative. All products we provide are subject to a strict inspection process before delivery.

1. Regular Orders (In-Stock Items):
Payment must be made within 10 days of contract and pro forma invoice confirmation.

2. Custom/Pre-Order Items:
Pay the agreed-upon payment percentage within 10 days of contract and pro forma invoice confirmation. The remaining agreed-upon payment must be made after production is complete and before shipment.

Key Timelines:
1. Before Production/Distribution:
After payment and receipt of advance payment, cancellations or modifications can be made via E-mail or instant messaging within 48 hours (except for custom products).

2. After Customs Clearance/Shipping:
Custom products or products requiring in-depth quality inspection: Modifications or cancellations are not possible (as raw material sourcing and production have already begun).
Standard Products (Regular Goods): You may contact us for emergency interception before shipment (success rate depends on customs reporting and warehousing progress).

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Consulting & Services

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