[2019] Can someone show me how to replace combat steel blocks in the console

replaceblocks 10 hullcombatfulllarge HullArmoredFullLarge

Block names for CV & BA:

hullfulllarge = steel blocks L
hullarmoredfulllarge = hardened steel L
hullcombatfulllarge = combat blocks L

Originally posted by Jin: What are the commands to replace SV steel blocks with hardened steel?

Try: replaceblocks ID HullFullSmall HullArmoredSmallBlocks

for more of these names check in your Content/Extras folder in steam, Steam\steamapps\common\Empyrion - Galactic Survival\Content\Extras\Localization, and open up Localization.

Here is some more for small blocks:
HullFullSmall - Steel Block S
HullThinSmall - Steel Block S
HullArmoredSmallBlocks - Hardened Steel Blocks S
HullArmoredThinSmallBlocks - Hardened Steel Blocks S (thin)
HullArmoredFullSmall - Hardened Steel Block S
HullArmoredThinSmall - Hardened Steel Block S