The Hastelloy Flanges are have a special quality& finishing. They are durable in nature and have longer life span. They are basically used in areas with high pressure as they have zero defects. These flanges are different from the normal one as they have premier finish with minimum burr on the threads .They are mainly used in Oil & Gas industry. They provide great connectivity to pipes mainly in the refining industry for low to high pressure applications. They are available in lower prices.