ASTM A453 Grade 660D Heavy Hex Nuts

1. Material quality assurance. All the products have the quality certificate.

2. Size and type:
Bolt: M12-M64 full thread or half thread
Nut: M12-M64
Threaded Rod: 4-2000mm
Plain washers: M3-M64

3. Treatment: Cold forging. Hot forging. Wiredrawing. Metal cutting.

4. Materials option: Stainless Steel 304.304L. 321.347.316.316L. 724L. 725LN. 317.317L. 309.309S. 310.310S.
904L. 254SMO. 1.4529. AL6XN. 2205.2506.2507. Zeron100. C276. C22. C4. B2.

GH3128/3030/3044. GH4145/4146/4169. A286. Monel400. K-500. Incoloy600/625.
Incoloy800/800H/800HT. Incoloy825. Inconel etc.

5. Standards: DIN. GB. JIS. AISI/ASTM/ANSI/AMSE and BS EN. Etc.

6. Packing: Cartons then pallet, or wooden box, or by clients' requirements.