Given that the strangifier has buy orders @ ~100 keys (https://imgur.com/IQfKMvl) & lower sellers for non-strange (https://imgur.com/NUHqhJx), it should be fine to price strange separately.

Item 1:

https://backpack.tf/item/15639285939

Sale 1:

Sold for 225 Keys (Unusual ID: "15989641611")

https://backpack.tf/profiles/76561198050545440#!/compare/1753747200/1753920000

https://backpack.tf/profiles/76561198098816836#!/compare/1752969600/1753920000

Sale 2:

Bulk for Strange Professional Killstreak Golden Frying Pan

https://backpack.tf/profiles/76561198098816836#!/compare/1754352000/1755302400

https://backpack.tf/profiles/76561198133319499#!/compare/1755216000/1755388800

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Item 2:

https://backpack.tf/item/14547933531

Sale 3:

Bulk for Bonzo the All-Gnawing Engineer's Cap

https://backpack.tf/profiles/76561198111368575#!/compare/1747785600/1754956800

https://backpack.tf/profiles/76561198114402400#!/compare/1754352000/1754956800

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Total Sales

225

https://imgur.com/6SQtUqz

Taking 225 Keys

Unsolds:

https://backpack.tf/item/15639285939 — 250

https://backpack.tf/item/14547933531 — 300