#materialUnmoderated tagAll postsTrending CommunitiesSteemitCryptoAcademyNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOAVLE 일상WORLD OF XPILARSteem POD TeamSTEEM CN/中文Steem AllianceTron Fan ClubSCT.암호화폐.CryptoComunidad LatinaExplore Communities...#materialTrendingHotNewPayoutsMutedsongshunsteelbuy (28)in #material • 5 days ago42CrMo4 Material Hardness In Different StatesThe alloy material 42CrMo4 is a steel with excellent strength and hardness. In different states, the use of different…