正六边形螺栓和坚果钢铁结构

1)Standard: GB3632 3633, JIS ll-09, ASTM F 1852, Non-standard 2)Material: Carbon steel, stainless steel(A2,A4) 3)Metric size: from M6 to M30 4) Length: from 10mm to 250mm 5) Surface finish: Plain, Black, Zinc-plated, Nickel, Phosphate black, etc 6) Grade: 4.8; 5.8; 6.8; 8.8 7) Packing: Standard export packing, also according to customers’ requirements. 1)Standard: GB3632 3633, JIS 1186, ASTM F 1852, Non-standard 2)Material: Carbon steel, stainless steel(A2,A4) 3)Metric size: from M6 to M30 4) Length: from 10mm to 250mm 5) Surface finish: Plain, Black, Zinc-plated, Nickel, Phosphate black, etc 6) Grade: 4.8; 5.8; 6.8; 8.8 7) Packing: Standard export packing, also according to customers’ requirements.