- Supply TypeManufacturer, Exporter
- Preferred Buyer Location All over the world
We are offering a490 heavy hex structural bolts standard: asme b 18.2.6 (astma325, a490), gbt 1228-1231, iso7412, din6914, jisb1186 as1252. Grade: 8.8s, 10.9s, 10.9hv, a325a325m, a490a490m, f8tf10t. Size: m6-m80, 14"- 3" material: carbon steel, alloy steel finish: plain, black, zinc, zinc yellow,
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