PIPINGFLANGE

Heavy Industry

Slurry, Tailings, and Process Water Flange Supply

Mining piping is rough service. Abrasion, impact, and remote sites combine to make replacement planning as important as initial specification.

Industry Overview

How Mining & Minerals Piping Actually Looks

Slurry lines move ore concentrate, tailings, and process water at velocities that wear pipe walls thin in a season. Carbon steel weld necks with replaceable wear components are the standard, with rubber lining on the pipe interior to take the abrasive hit.

Tailings transfer runs long distances from concentrator to impoundment, often at elevations that demand serious pump pressure. Flange selection follows the line classification, but joint integrity is critical because leaks on tailings are an environmental incident, not just a maintenance call.

Dewatering, process water makeup, and reagent feed round out the typical mine site flange list. We supply remote project work where on-site inventory has to cover months of operation without a quick reorder.

Typical Flange Selections

What We Supply for Mining & Minerals

Weld Neck, Class 150 and 300

ASME B16.5, A105 carbon

Slurry lines, tailings transfer, process headers

Blind Flanges

Class 150 to 600

Pump strainer covers, line isolation, future tie-ins

Plate Flanges, Drilled Carbon

Custom drilling, larger diameters

Tank nozzles and lower pressure tailings basins

Lap Joint with Stub Ends

Carbon backing with rubber lined stub

Lined slurry piping with rotatable backing flange

Large Diameter Weld Neck

ASME B16.47 Series A, 26 to 60 inch

Concentrator feed and tailings discharge

Reducing Flanges

Carbon steel

Pump suction transitions in slurry service

Material Selection

Common Materials and Why

ASTM A105

Standard carbon steel for the bulk of mine site piping. Cost and stocking depth drive the choice.

ASTM A350 LF2

Cold climate sites where impact testing is required for outdoor service.

316L Stainless

Reagent and chemical feed where acid leach or cyanide chemistry is in play.

Duplex 2205

Chloride rich process water and seawater intake at coastal operations.

Industry Challenges

What Procurement Has to Solve

  • 01

    Wear life on slurry flange faces in abrasive service requiring rubber liners or weld overlay.

  • 02

    Remote sites with long supply chains where stocking the wrong item costs weeks.

  • 03

    Environmental sensitivity on tailings lines where joint integrity is regulated, not optional.

  • 04

    Cold weather operations needing low temperature carbon and ductile gasket choices.

Standards and Codes

Specifications We Quote To

ASME B16.5
ASME B16.47 Series A
ASME B31.3
MSS SP-44
ASTM A105 and A350
AS 4087 (Australian mine sites where applicable)

Ready to Quote Mining & Minerals

Remote project quoting and stocking packages are routine for us. Send the bill of materials and we will build the supply plan.

Texas Flange & Fitting Supply | PO Box 2889, Pearland TX 77588