不好意思延遲回信。因為鐵材目前尚在製程當中，預計出貨日為二月26號。

不好意思延遲回信。因為鐵材目前尚在製程當中，預計出貨日為二月26號。

結果 (英文) 1:

Sorry to delay reply.
Because the iron material is still in the process, the estimated delivery date is February 26.

結果 (英文) 2:

I'm sorry to delay replying.
As the iron is still in the process, the ship is expected to ship on February 26.

結果 (英文) 3:

Sorry for the delay.
Because the iron material is still in the process, the shipment date is expected to be February 26.