设计标准

ASME B16.34

ASME Section III

设计范围

Size Range:

NPS 1/2 to 2

DN 15 to 50

Pressure Class Range:

150 to 1878

PN 25 to 325

Seating Material: Metal

特点&优势

Standards compliance assured by a design that meets ASME Section III, Class 1, 2, and 3 design codes

Lower maintenance time via a lower, non-rotating stem with T-head design that enables ease of disc removal and replacement

Increased durability via a one-piece low profile, investment cast body/yoke assembly that results in smooth flow passages

Functional qualifications per pressure class 1878 (intermediate) requirements

Broad application versatility provided by a choice of three disc styles, including: quick-open, parabolic and cage type discs

配置

Bellows-Sealed

Bellows-sealed Stem for Minimized Fugitive Emissions

Y-Pattern

Motor Actuated

Pneumatic Actuated