標準編號:	GB/T 97.1-2002
中文名稱:	平墊圈 A級
英文名稱:	Plain washers-Product grade A
中標分類:	J13    緊固件
行業分類:	GB    國家標準
ICS分類:	21.060.30 21.060.30    墊圈、鎖緊件 21.060.30
發布機構:	國家質量監督檢驗檢疫總局
發布日期:	2002-12-05
實施日期:	2003-6-1
標準狀態:	valid
替代舊標準:	GB/T 97.1-1985 平墊圈 A級
翻譯語言:	英文
文件格式:	PDF
中文字符數:	3500 字
翻譯價格(元):	280.0
交付時間:	付款后 1 個工作日

1 Range This standard specifies the plain washer with nominal size (large diameter of thread) among 1.6-64 mm, standard series and hardness grade of 200 HV and 300 HV, and production grade of grade A. The washer with hardness grade of 200 HV is applicable to: - Hexagon bolt and screw nail with performance level to 8.8 and production grade of A and B; - Hexagon bolt with performance level to 8 and production grade of A and B; - Stainless steel and the hexagon bolt, screw nail and hexagon nut with similar chemical compositions; - Face-hardened thread rolling screws The washer with hardness grade of 300 HV is applicable to: - Hexagon bolt and screw nail with performance level to 10.9 and production grade of A and B; - Hexagon bolt with performance level to 10 and production grade of A and B; Select from GB/T 5286 if demand the size out of those specified in this standard. The user shall check the applicability of this type of washer when it is used for clamping the parts of the soft materials or the blowhole of the large bolt on workpiece.