# Steel processing (technology)

internal name `steel-processing` · tier 0 (Automation science pack, [tier 0](https://factorio.kalzumeus.com/tier/0.md))
HTML page: https://factorio.kalzumeus.com/tech/steel-processing/

## Cost

18 units of (1 × [Automation science pack](https://factorio.kalzumeus.com/item/automation-science-pack.md)), 30 s each.

## Requires (1)

- [Coal processing](https://factorio.kalzumeus.com/tech/coal-processing-1.md)

## Leads to (6)

- [Ash separation](https://factorio.kalzumeus.com/tech/ash-separation.md)
- [Crusher](https://factorio.kalzumeus.com/tech/crusher.md)
- [Fluid pressurization](https://factorio.kalzumeus.com/tech/fluid-pressurization.md)
- [Kerogen processing](https://factorio.kalzumeus.com/tech/kerogen.md)
- [Mining with fluid](https://factorio.kalzumeus.com/tech/mining-with-fluid.md)
- [Steel axe](https://factorio.kalzumeus.com/tech/steel-axe.md)

## Unlocks (5 recipes)

### Advanced foundry MK 01 (`advanced-foundry-mk01`)

- 1 s · tier 0
- Ingredients: 30 × [Copper cable](https://factorio.kalzumeus.com/item/copper-cable.md), 30 × [Iron plate](https://factorio.kalzumeus.com/item/iron-plate.md), 10 × [Stone furnace](https://factorio.kalzumeus.com/item/stone-furnace.md), 20 × [Stone brick](https://factorio.kalzumeus.com/item/stone-brick.md), 10 × [Small parts](https://factorio.kalzumeus.com/item/small-parts-01.md)
- Results: 1 × [Advanced foundry MK 01](https://factorio.kalzumeus.com/item/advanced-foundry-mk01.md)
- Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion,  (flying)
- Unlocked by: [Steel processing](https://factorio.kalzumeus.com/tech/steel-processing.md)

### Multiblade "fish" turbine (`multiblade-turbine-mk01`)

- 0.5 s · tier 0
- Ingredients: 6 × [Small electric pole](https://factorio.kalzumeus.com/item/small-electric-pole.md), 4 × [Small parts](https://factorio.kalzumeus.com/item/small-parts-01.md), 20 × [Stone brick](https://factorio.kalzumeus.com/item/stone-brick.md), 18 × [Air-core inductors](https://factorio.kalzumeus.com/item/inductor1.md), 10 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 5 × [Fish](https://factorio.kalzumeus.com/item/fish.md)
- Results: 1 × [Multiblade "fish" turbine](https://factorio.kalzumeus.com/item/multiblade-turbine-mk01.md)
- Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion,  (flying)
- Unlocked by: [Steel processing](https://factorio.kalzumeus.com/tech/steel-processing.md)

### Sinkhole (`py-sinkhole`)

- 1 s · tier 0
- Ingredients: 5 × [Offshore pump](https://factorio.kalzumeus.com/item/offshore-pump.md), 40 × [Iron plate](https://factorio.kalzumeus.com/item/iron-plate.md), 20 × [Pipe](https://factorio.kalzumeus.com/item/pipe.md), 15 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md), 50 × [Stone brick](https://factorio.kalzumeus.com/item/stone-brick.md)
- Results: 1 × [Sinkhole](https://factorio.kalzumeus.com/item/py-sinkhole.md)
- Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion,  (flying)
- Unlocked by: [Steel processing](https://factorio.kalzumeus.com/tech/steel-processing.md)

### Steel chest (`steel-chest`)

- 0.5 s · tier 0
- Ingredients: 8 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md)
- Results: 1 × [Steel chest](https://factorio.kalzumeus.com/item/steel-chest.md)
- Made in: Burner assembling machine MK 01, Burner assembling machine MK 02, Burner assembling machine MK 03, Automated factory MK 01, Automated factory MK 02, Automated factory MK 03, Automated factory MK 04, Character, Character (flying), Mutagenic infusion,  (flying)
- Unlocked by: [Steel processing](https://factorio.kalzumeus.com/tech/steel-processing.md)

### Steel plate (`steel-plate`)

- 15 s · tier 0 · productivity modules allowed
- Ingredients: 5 × [Coke](https://factorio.kalzumeus.com/item/coke.md), 20 × [Iron ore](https://factorio.kalzumeus.com/item/iron-ore.md), 5 × [Limestone](https://factorio.kalzumeus.com/item/limestone.md)
- Results: 1 × [Steel plate](https://factorio.kalzumeus.com/item/steel-plate.md)
- Made in: Advanced foundry MK 01, Advanced foundry MK 02, Advanced foundry MK 03, Advanced foundry MK 04
- Unlocked by: [Steel processing](https://factorio.kalzumeus.com/tech/steel-processing.md)