ISO 7046-2 - 1990 8.8 級、不鏽鋼及有色金屬 十字槽沉頭螺釘 Cross Recessed Countersunk Flat Head Screws(common Head Style) - Grade A - Steel Of Property Class 8.8,stainless Steel And Nonferrous Metals
ISO 7046 (-1) - 2011 4.8級十字槽沉頭螺釘 Countersunk Flat Head Screws(Common Head Style)With Type H Or Type Z Cross Recess- Product Grade A-Steel Screws Of Property Class 4.8
ISO 5856 - 2008 航空航天 強度≤1100Mpa 金屬材料 标準杆 短或中等長度MJ螺紋 偏十字槽 100°沉頭螺釘 Aerospace - Screws, 100 degrees normal countersunk head, internal offset cruciform ribbed or unribbed drive, normal shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1 100 MPa - Dimensi