Large dimension metrology

Very high accuracy guaranteed

All the large size parts manufactured at CNIM's industrial workshops are compliant with strict dimensional control to guarantee a high level of quality.

The on-site control means and the highly qualified personnel enable to meet the most demanding manufacturing tolerances: a few μm on several meters long parts.

Tridimensional control adapted to large dimension

CNIM has both static & mobile control means, adapted to large dimensions and high precision:

ZEISS MMZ-G machine (8m x 4m x 3m), the largest in France

DEA Delta HA machine (5m x 3m x 2m)

4 Laser trackers for very large parts and 1 poly-articulated arm

5 people are COFFMET* certified . One of them is COFFMET 3, the highest level.

*COFFMET: French Committee for Training in Three-dimensional Measurement delivering internationally recognized certifications

 

The highest quality level of welds

Expert in welding, especially for electron beam welding, CNIM is committed to deliver parts with high quality welds to ensure parts performance with non-destructive testing.

CNIM's staff has recognized expertise and is highly qualified by COFREND* for all welding NDTs.

COFREND has issued the following qualifications:

Visual testing (VT), 7 certified people, incl. 1 VT 3

Penetrant testing (PT), 12 certified people incl. 1 PT 3

Magnetoscopy Testing (MT), 6 certified people

Ultrasonic Testing (UT), 4 certified people TOFD incl. 1 UT PA (new certification created in 2021)

Radiographic Testing (RT), 3 people, certified level 2

Leak Testing (LT), including VP and GT, 5 people incl. 1 LT3

 

CNIM also has an x-ray generator in a dedicated radiographic room to ensure the conformity and integrity of the welds on the thin parts.

 

 

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