標準號：BS 4190-2014
中文標準名稱：ISO 米制的粗制六角螺拴、螺釘和螺母.規范
英文標準名稱：ISO metric black hexagon bolts, screws and nuts. Specification
標準類型：J13
發布日期：2014/10/31 12:00:00
實施日期：2014/10/31 12:00:00
中國標準分類號：J13
國際標準分類號：21.060.10;21.060.20
適用范圍：This standard gives the general dimensions and tolerances of black hexagon bolts,screws and nuts with ISO metric threads in diameters from 5 mm to 68 mm inclusive; basic dimensions for sizes greater than M68 are also included.This standard specifies mechanical properties of black hexagon bolts,screws and nuts made of carbon steel and alloy steel when tested at an ambient temperature range of 10℃ to 35℃. Dimensional requirements are included for bolts,screws and nuts finished black all over and for those which have partially machined finishes.