Tubes and fittings

DARIER ALLOY TECH supplies a wide range of tubes and fititngs to various sectors in the local market. A complrehensive overview of the tubes and fittings pertaining to fluid conveyance and pressure systems is provided below but not limited to this indicated list. If you have any unique requests for fittings and tubes in any grade or standard please feel free to contact us accordingly.

Tube and pipe

We offer the following steel tube slsted below but can source and supply and grade of steel tube upon request.

  • Seamless carbon steel tube (any grade or size: ie. ASTM A106 GR. B, ASTM A53 GR,B,API 5L B, DIN, etc)

  • Seamless stainless tube (any grade or size)

  • Backfill and slurry/cement tube systems

  • ERW carbon and stainless steel tubes (any grade or size, eg SAN 62/ ASTM A53 GR.B/API 5L B, 304 SS, etc)

  • Boiler tubes, heat exchanger tubes (special alloys, ASTM A179, duplex alloys, monel, etc)

  • Ductile iron pipe 

  • HDPE (SANS 4427),PVC (mPVC and uPVC) and GRP (Glass reinforced plastic) tube

  • Internal ceramic lined steel tube and HDPE internal lined steel tube

  • Bimetallic tubes

  • Grooved, ring joint and shouldered tube systems

  • Internal lined and surface coated tube products for corrosion protection (galvanised, 3LPE, epoxy, etc)

  • Casing and drill pipe (OCTG products)


We offer various fittings to the various local sectors and these cater for both low pressure and high pressure applications. If you have any requirements for pipe fittings and fluid conveyance please feel free tocontact us with your inquiry.

  • Seamless carbon and stainless fittings (ASTM A234 WPB, SS304, etc.- bends, elbows, equal tees, crosses, reducers, etc)

  • ERW carbon and stainless steel fittings (JIS B2311, SANS 62 equivalent,etc)

  • Malleable iron threaded fittings (EN10242, Threaded to BS21/ISO 7)

  • Ductile iron fittings (threaded, spigot joint for use with Ductile iron pipe, SANS)

  • HDPE and PVC fittings

  • Couplings,adaptors and tube clamps- high and low pressure (SANS 815-1 shouldered, SANS 815-2 grooved, High pressure couplings and clamps,flange adaptors, universal couplings)

  • Stainless and carbon steel flanges - any grade or size (eg, SANS 1123, BS10, BS4504, ANSI 16.5)

  • Forged fittings (#3000, #6000) ANSI B16.11

  • Slurry/cement pumping fittings and couplings

  • Custom and fabricated fittings

  • Grooved and shouldered fittings (SANS 815-1/ 815-2)

Fluid control and additional products

In addition to the suppy of tubes and fittings, we have a range of susbsidiary products reletaed to fluid conveyance and pressure systems:

  • Valves in any design configuration material (butterfly valves, stop valves, non-return/check, gate valve)

  • Expansion joints (rubber bellow and steel multi-bellow types) and dissipators 

  • Corrosion resistant valves and fluid control components 

  • Pipe brackets and supports, hanging clamps