Quality / Certificates
Quality Control – A Quest for perfection
BMM uses high-tech computer aided testing facilities in all its laboratories to carry all necessary tests accurately , Size & Shape , Ovality , Grain Structure, Ultimate Strength, Elongation, Proof Stress, Bendability, Re-Bendability, Weldability.
Stages of Checking and quality Control at BMM :
- Receipt and checking of raw materialsThe materials received from our Steel Melting Shops are tested for their chemical composition and surface defects. Only the accepted quality is forwarded to the re-heating furnace.
- In-process quality checksDuring rolling, the temperature of the bar is recorded at the time of entry into the mill till the finishing stand, which ensures rolling at optimum and controlled temperatures.
- • Visual Inspection of Billets for surface defects.
- • Macro testing on sampling basis to check internal quality.
- • 100% Magna flux of rolled bars.
- • 100% Ultrasonic tests for Bars.
- • 100% Mix-up check (Spark & PMI) for grade identification.