Purple Valves
PRPFL035

API Check Valve 300LB

API 6D flanged swing check valve, Class 300, in cast steel for oil, gas and process pipelines.

Size2 in. - 24 in.PressureANSI Class 150 to 1500BodySwing check
Overview

This API swing check valve provides automatic non-return protection for cast steel pipelines, allowing flow in one direction and closing on reverse flow to prevent backflow into pumps and upstream equipment. Rated from ANSI Class 150 to Class 1500 in sizes from 2 to 24 inches, it is offered in a wide range of body materials including WCB, LCB, LCC, WC6, WC9, C12 and stainless grades CF8, CF8M, CF3 and CF3M to suit ambient, low-temperature and corrosive services. Flanged ends make it suitable for oil and gas, refining and general industrial process duties.

Technical Detail

Specifications

Size Range
2 in. - 24 in.
Pressure Rating
ANSI Class 150 to 1500
End Connections
Flanged
Body Material
WCB, LCB, LCC, WC6, WC9, C12, CF8, CF8M, CF3, CF3M
Body Style
Swing check
Operation
Automatic (non-return)
Applications
Oil and gas, refining, petrochemical and general industrial pipelines
Design Standard
API 6D
At a Glance

Key Features

  • API 6D swing check design for reliable non-return service
  • Class 300 rated; full range Class 150 to 1500
  • Wide material selection from carbon to stainless steel
  • Flanged ends, sizes 2 in. to 24 in.

Options

  • Body materials: WCB, LCB, LCC, WC6, WC9, C12, CF8, CF8M, CF3, CF3M
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