ultrasonic testing / UT
The standard of UT | |||
Standard | level | ||
BS5996:1993(British) | BS4 | BS3 | BS2 |
SEL072-79(Germany) | II | III | IV |
JISG0801-1993(Japan) | qualified | ||
NFA 04-305(Franch) | B | A | |
ASTM 435/A435M-90 | qualified | ||
ASTM A578/A578M-96(American) | C | B | A |
EN10160-1999( European ) | S2E2 | S1E2 | S0E2 |
Just like you, 70% customers choose long-term cooperation with BBN steel not only for our good product and service quality, good reputation in the international market, but also for our experienced one-stop raw material supply and further steel processing!
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Henan BEBON Iron&Steel co.,ltd.