HIGH PRESSURE PISTON REGULATORS MODEL WR21

Features

Single-stage piston structure

Larger outlet pressure regulation range

Suitable for standard and non-corrosive gases 20 µm filter element installed at inlet

Oxygen environment options are available

Technical Data

Max Inlet Pressure: 4500, 6000 psig

Outlet Pressure Range: 0~1500, 0~3000 psig

Component Material

Seat: PCTFE

Piston: 316L

O-ring: FKM

Filter mesh: 316L

Working Temperature: -26~+74 °C (-15~+165 °F)

Leakage Rate (Helium)

Internal: Bubble-tight

External: Bubble-tight

Flow Coefficient (Cv): 0.09

Body Thread

Inlet port: 1/4 NPT

Outlet port: 1/4 NPT

Pressure port: 1/4 NPT

Cleaning Technics

Standard (KW-BA)

The welded fittings are cleaned in accordance with our standard cleaning and packaging specifications.

No suffixes need to be added when ordering.

Oxygen Cleaning (KW-O2)

Specifications for cleaning and packaging of products for oxygen environments are available.

This meets ASTM G93 Class C cleanliness requirements. When ordering , add-O2 to the end of the order number.