We at Hallmark Steel Pvt. Ltd are committed to provide the highest quality products and services to our customers to satisfy their needs and expectations of quality, and timely delivery.
1. Consistently meeting or exceeding our customer’s expectations for product quality and performance;
2. Timely delivery of products and services to meet our customer’s requirements;
3. Continual improvement of our process, and systems;
4. Ensuring our personnel is properly trained so they are better able to serve our customers.
Hallmark Steel Pvt. Ltd. Testing Methodology
|
Stage
|
Type of testing
|
Sampling Plan
|
Equipments
|
|
Billet Receiving Stage
|
-
Dimensionally
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Ultrasonic Testing for internal defects
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Visual Inspection for surface defects
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Verification of chemical compositions.
|
|
-
V.C.
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Ultrasonic Testing Machine
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Visually
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Verification of supplier T.C./ Out side Laboratory.
|
|
Rolling Stage
|
-
Dimensionally
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Internal Defects
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Surface Quality
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Acid etching
|
|
-
Micrometer
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Optical Microscope
-
Visual
|
|
Heat Treatment Stage
|
-
Hardness
-
Microstructure/Grain Size
-
Surface quality
|
|
-
Hardness Tester
-
Optical Microscope
-
Visual
|
|
Straightening Stage
|
-
Bar Diameter
-
Hardness
|
|
-
Micrometer
-
Hardness Tester
|
|
Peeling Stage
|
(i) Bar Diameter
(ii) Hardness
|
|
(i) Micrometer
(ii) Hardness Tester
|
|
Grinding Stage
|
-
Bar Diameter
-
Hardness
-
Surface Roughness
|
100%
|
-
Micrometer
-
Hardness Tester
-
Roughness Tester
|
|
MPI/Zyglo Inspection
|
-
Crack Detection
|
100%
|
MPT/Zyglo
|
|
