They are called secondary stats for a reason. They are secondary to your main stat strength. Secondaries have a priority based on how they help your spec perform. Versatility and haste do more for blood than crit or mastery. Versatility helps blood in multiple areas, haste is a close second. None of them are better than strength but item level being equal youll want to pick pieces that prioritize versatility and haste if you want to optimize bloods role, which is being as self sufficient as a tank as possible. Extra healing and damage from versatility>Critting more and the very small parry bonus you will get. Especially since our main ability death strike does not benefit from crit at all.
And stop saying you don’t have time to do real content. If you can log into wow you have time. You choose not to use that time to do any content. You said you have some 13 dks? You have time to run a dungeon. Just admit you’re a casual that prefers solo play and isn’t cut out for even the most basic group content. A mythic 0 takes 10 minutes tops. You have time.