Stainless Barbed orifice inserts are a good choice where corrosion ,wear or harsh enviroments dictate a premium material.
With the chemical and wear properties of ruby and stainless the design engineer insures long life and durability in harsh enviroments.

These premium inserts are found in analytical,laboratory and medical instrumentation.

Brass Barbed orifice inserts are a more economical design shoice. The designer relies on the exceptional wear and dimensional repeatability of the ruby orifice. the brass catridge is is a good material choice for most pneumatic and medical gas applications.