diff --git a/src/main/java/com/gregtechceu/gtceu/data/recipe/misc/MetaTileEntityLoader.java b/src/main/java/com/gregtechceu/gtceu/data/recipe/misc/MetaTileEntityLoader.java
index 36736a40d6..73a0810cd4 100644
--- a/src/main/java/com/gregtechceu/gtceu/data/recipe/misc/MetaTileEntityLoader.java
+++ b/src/main/java/com/gregtechceu/gtceu/data/recipe/misc/MetaTileEntityLoader.java
@@ -733,19 +733,19 @@ public static void init(Consumer<FinishedRecipe> provider) {
 
         VanillaRecipeHelper.addShapedRecipe(provider, true, "wood_multiblock_tank",
                 GTMachines.WOODEN_MULTIBLOCK_TANK.asStack(), " R ", "rCs", " R ", 'R',
-                new UnificationEntry(TagPrefix.ring, GTMaterials.Lead), 'C', GTBlocks.CASING_WOOD_WALL.asStack());
+                new UnificationEntry(TagPrefix.ring, GTMaterials.Copper), 'C', GTBlocks.CASING_WOOD_WALL.asStack());
         VanillaRecipeHelper.addShapedRecipe(provider, true, "steel_multiblock_tank",
                 GTMachines.STEEL_MULTIBLOCK_TANK.asStack(), " R ", "hCw", " R ", 'R',
                 new UnificationEntry(TagPrefix.ring, GTMaterials.Steel), 'C', GTBlocks.CASING_STEEL_SOLID.asStack());
         VanillaRecipeHelper.addShapedRecipe(provider, true, "wood_tank_valve", GTMachines.WOODEN_TANK_VALVE.asStack(),
                 " R ", "rCs", " O ", 'O', new UnificationEntry(TagPrefix.rotor, GTMaterials.Lead), 'R',
-                new UnificationEntry(TagPrefix.ring, GTMaterials.Lead), 'C', GTBlocks.CASING_WOOD_WALL.asStack());
+                new UnificationEntry(TagPrefix.ring, GTMaterials.Copper), 'C', GTBlocks.CASING_WOOD_WALL.asStack());
         VanillaRecipeHelper.addShapedRecipe(provider, true, "steel_tank_valve", GTMachines.STEEL_TANK_VALVE.asStack(),
                 " R ", "hCw", " O ", 'O', new UnificationEntry(TagPrefix.rotor, GTMaterials.Steel), 'R',
                 new UnificationEntry(TagPrefix.ring, GTMaterials.Steel), 'C', GTBlocks.CASING_STEEL_SOLID.asStack());
         VanillaRecipeHelper.addShapedRecipe(provider, true, "wood_wall", GTBlocks.CASING_WOOD_WALL.asStack(), "W W",
                 "sPh", "W W", 'W', GTBlocks.TREATED_WOOD_PLANK.asStack(), 'P',
-                new UnificationEntry(TagPrefix.plate, GTMaterials.Lead));
+                new UnificationEntry(TagPrefix.plate, GTMaterials.Copper));
 
         // MACHINES
         registerMachineRecipe(provider, GTMachines.ALLOY_SMELTER, "ECE", "CMC", "WCW", 'M', HULL, 'E', CIRCUIT, 'W',