標(biāo)準(zhǔn)號(hào)：STAS SR ISO 4015-1979
中文標(biāo)準(zhǔn)名稱：六角頭螺栓．產(chǎn)品等級(jí)B．檢索刀柄（刀柄直徑≈中徑）
英文標(biāo)準(zhǔn)名稱：Hexagon head boIts-Product grade B-Reduced shank (shank diameter ≈ pitch diameter)
發(fā)布日期：1979/6/1 12:00:00
實(shí)施日期：1999/12/31 12:00:00
國際標(biāo)準(zhǔn)分類號(hào)：21.060.10
適用范圍：Prezentul StandardInterna?ional stabile?te caracteristicile ?uruburilor cu cap hexagonal pa?ial filetate cu filet metric de la 3 p?h? la 20 mm inclusiv, cu tij? redus? (diametru tijei≈diametru mediu al filetului), de grad B. Dac?, ?n cazuri speciale, se solicit? alte condi?ii dec?t cele oe figureaz? Tn prezentul Standard Interna?ional, ele se recomand? a fi luate din standardele interna?ionale existente, de exemplu: ISO 261, ISO 888, ISO 898, ISO 965.