Simpler yes, But1 They will probably be planning to use the same...

Simpler yes, But
1 They will probably be planning to use the same grade HT steel
2. Temperatures are lower - a good sign, Pressures ?
3. The elephant in the room - what is the composition of the water?

For 3 I am sure they know the answer but they dont regard it as market sensitive. In my opinion it is a damned site more market sensitive than eg a cap raising. I will email tomorrow and ask them to release this information so it can be assessed.