To identify whether an iron frame bed is an IKEA product, you can check whether there is an IKEA trademark or IKEA brand name on the product. IKEA is a well-known home furnishings retailer. The IKEA trademark and IKEA brand name are usually marked on the products it sells to distinguish products from other brands. Therefore, if you want to identify whether an iron frame bed is an IKEA product, you can first check whether there is IKEA's trademark logo or brand name on the product. If you can't find these signs, the product is not IKEA.