Flange Bolting Washers​


Leaks occur by bolt stretch, gasket creep, cycles of thermal change, As a solution for eliminate flange leakage, Vinsco Flange bolts are characterized by the plain or ridged skirt around the bolt head. This feature is designed to provide added holding power in the absence of a flat washer, essentially taking its place. Flange bolting has a wide variety of applications. One of the most popular uses is in pipefitting and plumbing. All flange bolting applications can be fitted with Belleville washers in order to hold the clamping pressure in many different environments and applications. This will help the joints last longer in the application and will reduce the amount of maintenance required.


Inconel X750
Inconel X718
Nimonic 90

Learn more about Materials characteristics >


Vinsco Flange Bolting Washers bolt sizes from 1/2” to 4”.

Learn more about Flange Bolting Washers Specifications >

Welcome to customize the special Flange Bolting Washers,Please contact our sales engineers >