國際標準(ISO)

• ISO 10644:2009 -鋼製螺釘和墊圈組合件的平墊圈--墊圈硬度等級 200HV和300HV
  Screw and washer assemblies made of steel with plain washers -- Washer hardness classes 200 HV and 300 HV

• ISO 10669:1999 -自攻螺釘和墊圈組合件用平墊圈--標準和大系列--產品等級A級
  Plain washers for tapping screw and washer assemblies -- Normal and large series -- Product grade A

• ISO 10673:2009 -鋼製螺釘和墊圈組合件的平墊圈--小、正常與大系列--產品等級A級
  Plain washers for screw and washer assemblies -- Small, normal and large series -- Product grade A

• ISO 4759-3:2000 -緊固件公差--第3部分：螺栓、螺釘和螺母用平墊圈--產品等級為A和C級
  Tolerances for fasteners -- Part 3: Plain washers for bolts, screws and nuts -- Product grades A and C

• ISO 7089:2000 -平墊圈--標準系列--產品等級A級
  Plain washers -- Normal series -- Product grade A

• ISO 7090:2000 -倒角平墊圈--標準系列--產品等級A級
  Plain washers, chamfered -- Normal series -- Product grade A

• ISO 7091:2000 -平墊圈--標準系列--產品等級C級
  Plain washers -- Normal series -- Product grade C

• ISO 7092:2000 -平墊圈--小系列--產品等級A級
  Plain washers -- Small series -- Product grade A

• ISO 7093-1:2000 -平墊圈--大系列--第1部分：產品等級A級
  Plain washers -- Large series -- Part 1: Product grade A

• ISO 7093-2:2000 -平墊圈--大系列--第2部分：產品等級C級
  Plain washers -- Large series -- Part 2: Product grade C

• ISO 7094:2000 -平墊圈--特大系列--產品等級C級
  Plain washers -- Extra large series -- Product grade C

• ISO 7094:2000/Cor 1:2000 -
  

• ISO 8738:1986 -叉杆銷用平墊圈--產品等級A級
  Plain washers for clevis pins -- Product grade A

• ISO 887:2000 -公制普通螺栓、螺釘和螺母用平墊圈--總方案
  Plain washers for metric bolts, screws and nuts for general purposes -- General plan

• ISO 887:2000/Cor 1:2006 -