Our service

Centre Testing International Co., Ltd. (CTI) is the pioneer and leader in the TIC Industry which provides one-stop solutions on testing, inspection, certification, calibration, audit, training & technical services.

 

By Industry

Our service capabilties cover the upstream and downstream of the supply chain including textile and apparel,toys,electronic appliances,medical health,food...andother industries.

Specialty

Comprehensively guarantee quality and safety, promote compliance and innovation, demonstrate brand competitiveness, and achieve higher quality, healthier, safer, and greener sustainable development.

AUTHORITY & TRUST
QUALITY & VALUE
Visual Testing

Structural parts may have defects during production and operation, such as welding surface defects, pipeline corrosion, loose fasteners, and poor assembly of mating surfaces. Failure to discover these defects in time may lead to the paralysis of the entire system and cause huge loss to the enterprise. CTI can conduct a comprehensive visual testing of products to help customers understand product defects in time and avoid losses.

Visual Testing

◉    Service Background

1.   Check the surface defects of the products;

2.   Inspect the inner cavity of turbine, engine and pipeline during service;

3.   Inspection the assemble situation during production.

◉    Service Content

1.   Applicable test standards

GB

GB/T 20967 Non-destructive testing--Visual testing--General principles 

GB/T 32259 Non-destructive testing of welds - Visual testing of fusion-welded joints

ISO

ISO 17637 Non-destructive testing of welds - Visual testing of fusion-welded joints

AWS

AWS D1.1/D1.1M Structural Welding Code—Steel 

AWS D 1.2/D1.2M Structural Welding Code-Aluminum

2.   Applicable Product Range

Applicable to the detection of appearance dimensions and surface defects of welds, castings, forgings, pipes and plates.

3.   Our Strengths

1.   CTI NDT professionals has rich experience and hold VT certificates;

2.   CTI has a complete set of NDT equipments to meet different testing require;

3.   CTI has a complete laboratory management system to ensure accurate and reliable testing results.