Yenday ali ndi zinthu zingapo, kuphatikizapo zida ndi zolimbitsa thupi, zopangidwa zambiri zoyera, zolimbitsa thupi, zopanga zigawenga, zigawo zisanachitike.
Roidlok Subsea Varves Phovu, SBV, SPV, SF, SRV. Kupanikizika kwa ntchito kuli mpaka 20,000psig (1379 bar).
