開槽沉頭螺釘 A級和B級 GOST 17475 - 1980 選擇規格尺寸點擊↓ 1 1.2 1.4 1.6 2 2.5 3 3.5 4 5 6 8 10 12 14 16 18 20 尺寸單位:mm 掃一掃分享 千件重及價格計算選擇規格11.21.41.622.533.54568101214161820千件重:kgx元/kg=元/千件 默認密度g/cm3選擇材料...
GOST 17475-80: Countersunk head screws product grades A and B. Construction and dimensions GOST 17584-72: Cast iron joining rings and fittings for asbestos cement pressure pipes GOST 1759.4-87: Bolts, screws and studs. Mechanical properties and test methods ...