API 600 pressure seal valves are manufactured with ISO 9001 standards and come in a variety of styles, materials and sizes for every unique application, Class 600 ~ Class 2500.
Flanged ends, bolted bonnet, A216 WCB body & bonnet, 13Cr/HF trim.
Flange dimensions: ANSI B16.5
Butt weld end dimensions: ANSI B16.25
Face-to-Face dimensions: ANSI B16.10
Testing: API 598
Design: API 600