# Restriction orifice — FLC-RO-ST

> Single-step restriction orifice or multi-step restriction orifice

- Catalog code: flc_ro_ms_flc_ro_st
- Model: FLC-RO-ST
- Category: Flow measurement › Primary flow elements
- Product page: https://avigan.com.ua/wika/en/products/flc_ro_ms_flc_ro_st
- Price: on request
- Supplier: AVIGAN (TOV VIKA Prylad), official WIKA partner in Ukraine

## Overview

Restriction orifices must be inserted into the pipeline when a reduction of pressure or a limitation of the flow rate is required.

## Applications

- Power generation
- Oil production and refining
- Water treatment and distribution
- Gas processing and transmission
- Chemical and petrochemical industry

## Special features

- Suitable for liquid, gas, and steam applications
- Single and multi bore solutions
- Multi-step executions

## Specifications

| Parameter | Value |
|---|---|
| model | FLC-RO-ST |
| product family | FLC-RO |
| short description | Single-step restriction orifice for liquids, gases and steam with single- or multi-bore plate design. |
| subcategory | Restriction orifice |
| languages in datasheet | en |
| process connections | Flanged (RF, RTJ); Raised Face (RF) flange per ANSI B16.5 or EN; Ring-Type Joint (RTJ) flange per ANSI B16.5 and API |
| wetted parts material | Stainless steel 316/316L; Stainless steel 304/304L; Super austenitic stainless steel; Monel 400; Duplex; Super Duplex; Hastelloy C276 |

## Documents

- [ds_fl1006_en_co_708ca5](https://avigan.com.ua/wika/docs/wika/ds_fl1006_en_co.pdf) — PDF, 325 KB, en