We can provide our quality stud bolts, hex head bolts, heavy hex nuts and screws as per your special requirements and with any world know third party inspection Certifications as following to make ensure the best quality.

ASTMA194 CLSS3,
ASTM A193 B5/B6/B7/B16/B8/B8M/B8MN/B8P/B8R/B8S/B8T,
ASTM A182 f51/f53/f55, ASTM A453 GR651/GR662/GR665/GR660
Materials: HastelloyG-50/G-30/C-22/B/C-4, Inconel 601/718/X-750/825,
Monel 400/k500, Nickel 200, Titanium Alloys, Incoloy800, Alloy 50,
INCOLOY® Alloy 925, INCONEL® Alloy C-276, INCONEL® Alloy 625, Nitronic 50/60, Ferralium Alloy 255, Zirconium, Zr