SIGMA INDUSTRIES
MANUFACTURERS OF FINEST INDUSTRIAL VALVES
Quality Objectives
| THE INSPECTION | |||
| Following is the Sequence of Inspection Process followed by Sigma. | |||
| Inspection Process Flow | |||
| 1 | Castings & Forgings |
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| 2 | NDT Tests |
Only on Samples and where specified
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| 3 | Machined Parts |
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| 4 | Assembly |
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| 5 | Testing | Ref. : API 598 / BS 6755 (1) / MSS.SP.61
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| 6 | Final Inspection |
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