ASTM A194 Bolts inosanganisira simbi senge manganese naSilicon, ine Zvapupu zve phosphorus, Sarufa, uye kabhoni. ASTM A194 GR 2H Bolts akakodzera kudzvinyirira kwakanyanya kana kushandira kwakanyanya, kana zvese. Kuenderera mberi kwemakwikwi kunogoneka nekukwevera kwepakati kana kutonhora kudhirowa.