常用的标准件代码材料或等级螺栓型1GB / T27-88六角头铰孔螺栓 -A和B级8.8GB / T27-88 螺栓 M12X808.82GB / T37-88T型凹槽[k0 ] 8.8GB / T37-88 螺栓 M16X608.83GB / T798-88铰接的螺栓 4.6GB / T798-88 螺栓 M10x1004.64GB / T5780-2000六角头螺栓 -C级4.8GB / T5780- 2000 螺栓 M12X804.85GB / T5781-2000六角头螺栓-全螺纹-C级4.8GB / T5781-2000 螺栓 M12X804.86GB / T5782-2000六角头螺栓 -A和B级8.8GB /T5782-2000螺栓M10x158.87GB/T5783-2000六角头螺栓 A螺纹和B级8.8GB / T5783-2000 螺栓 M5X108.88GB / T5784-2000六角头螺栓细杆B级 8.8GB / T5784-2000 螺栓 M12X808.8 ...................................... ..........？
