theandhrapetrochemicals.com · 2021. 6. 25. · OISD- STD-163 clause-6.3 No stencilling of testing...
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theandhrapetrochemicals.com · 2021. 6. 25. · OISD- STD-163 clause-6.3 No stencilling of testing of lifting tool in Fire water pump house was evidenced. In DG shed, the stencilling
