Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
muslim:1603dAbū Bakr b. Abū Shaybah > Ḥafṣ b. Ghiyāth > al-Aʿmash > Ibrāhīm > al-Aswad > ʿĀʾishah

This hadith has been narrated on the authority of 'A'isha (Allah be pleased with her), through another chain ol transmitters, but no mention was made of (its being made) of iron.  

مسلم:١٦٠٣dحَدَّثَنَاهُ أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ حَدَّثَنَا حَفْصُ بْنُ غِيَاثٍ عَنِ الأَعْمَشِ عَنْ إِبْرَاهِيمَ قَالَ حَدَّثَنِي الأَسْوَدُ عَنْ عَائِشَةَ

عَنِ النَّبِيِّ ﷺ مِثْلَهُ وَلَمْ يَذْكُرْ مِنْ حَدِيدٍ