Manufactured to the recommendations of ASME and ISO. Conform to the ASME long redius confifuration, both high and low beta styles. Available in all standard forms flande type, weld-in holding ring throat tap as will as special shapes for unusual applications. Normally supplied in carbon steel 304 stainless steel 316 stainless steel or chromemoly steel PVC monel inconel hastelloy C or B fiberglass or other materials available for special applications. Special coatings and or special surface finish are available.