HF Acid Flanges

Sizes: 1/2" Through 24"

US Metals has a full inventory of HF Alkylation Certified Flanges

Our HF Alkylation Certified Flange inventory is unsurpassed and is considered one of the most extensive inventories in the world!

Turnarounds or outages, planned retrofits or emergency situations, grassroots projects worldwide; U.S. Metals has the experienced staff to assist you on all of your HF Alkylation requirements, no matter how detailed the specification, no matter how difficult the situation.

New industry requirements, not an issue. We work closely with agencies like EPRI along with our utility and refining clients to be on the cutting edge of new industry requirements that affect your high energy/high temperature piping systems.

  • ASTM A105 to ASTM A961 Supplementary Requirement S62
    Alloy 400 ASTM B564
    Sizes: 1/2" to 24"
    Pressure Rating: 150#, 300#, 600#

Information provided in this page is in accordance with the 2013 Edition of the ANNUAL BOOK OF ASTM STANDARDS.
Refer to ASME B & PV Section II for non-identical A/SA requirements