aisi 431 کاملا نو با ارسال سریع
AISI 431 stainless steel is a martensitic stainless steel formulated for primary forming into wrought products. 431 is the AISI designation for this material. S43100 is the UNS number. Additionally, the British Standard (BS) designation is 431S29. It can have a moderately high tensile strength among the wrought martensitic stainless steels in