ʻO ka koho balotaʻo Belloy 9 mahana 9 mahana 9 933 ma ka waihona
Astm A193 Sign Bolts a me nā studs he mea like me nā koina o B7 (i loaʻa i nā mea paʻakikī e koi ana i ka nui o nā mea kūʻai. Ke hoʻomau nei nā bolts B7m Bolts i ka chloride, sulfide a me ka hydrogen kaumaha a me ka hydrogen style corcking (scc) a hoʻohana pinepineʻia i ka lawelaweʻoihana.
Ke'ōlelo ikaika nei, he mea kūʻai nā mea āpau a pau, akāʻaʻole nā mea a nā kila āpau i kapaʻiaʻo "nā kāhila alloy". ʻO nā kila maʻalahi i ka hao (fe) a me nā carbon (c) kapaʻia kēia i kapaʻia nā cheels carbon. Eia nō naʻe,ʻo ka hua'ōlelo "Alloy Steel"ʻo ia ka'ōlelo maʻamau e pili ana i nā mea pāʻani me nā mea'ē aʻe e hoʻohui i nā mea'ē aʻe i hoʻohuiʻia i ka carbon. Hoʻopili nā mea maʻamau maʻamau ma ka manganese (ʻo ia ka mea maʻamau), nickel, moldium, moldium,ʻo ka mildi a me Boron. E kiʻi i nā analretamlelo maʻamau,ʻo'Eluminum,ʻo Coreld, keleawe,ʻo Timium, TIN, Zikc, Na Zircotium.
Astm A182ʻO ka kiko'ī maʻamau no ka mea i hanaʻia a iʻole a iʻole a iʻole nā mea koho balota, a me nā'āpana a me nā'āpana. Ua kohoʻia kēia mau koho A182 mau papa F11 Wenrf Flanges no nā noi kiʻekiʻe.