api5000Explore hh-quality Weld Neck Flanges from a reputable manufacturer. Our ASTM A105N flange, with a size of 2-116 inches, adheres to API 6A and TYPE API 6B standards. It boasts a sturdyAPI Stands for American Petroleum Institute. API Socket Weld Flanges are manufactured to provide hh strength and robustness. These flanges are made for hh heat purposes. These