Sub-sea BOP stack arrangement

Hi , currently the sub-sea BOP stack arrangement for my exploration well is as follow: 

1) Annular Preventer
2) Annular Preventer
3) pipe Ram
4) Shear Ram
5) Variable Bore Ram
6) Pipe Ram.

I am just wondering if there is certain standard of sub-sea BOP stack ? or is it purely based on engineer's decision?

5 Answer(s)

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