SINGLE SOURCE SUPPLIER OF PIPING PACKAGE

Pipes, Flanges, Fittings, Valves, Bolting, Gaskets

Tekflow offers you full piping package (flanges, fittings, piping, valves, gaskets, bolting, forgings, bars, plates, etc.) within a very short delivery time in accordance with piping material class from the Majors. Our piping products are designed following main standards (DIN, ASTM, ASME, API) and can also be delivered in non-standard dimensions with specific tolerances. All our piping components respect high temperature, low temperature and high pressure applications. We also manage non-destructive tests and special commissioning. 

PIPES

Pipes
  • Seamless pipes
  • Submerged Arc Welding Pipe
  • Electric Resistance Welded Pipe
  • Electric Fusion Welded Pipe
  • Structural Seamless Pipes

ASME B36.10M, B36.19M, API5L

From 1/8″ to 48″

 All schedules

  • Carbon steel : ASTM A106 GrB, API5L GrB, API 5L Gr X42/52/60/65/70/80 (high yield), A333 Gr3/6/8 (low temperatures)
  • Alloy steel : A335 Gr. P5/P9/P11/P12/P22
  • Stainless steel : Austenitic A312 Gr. TP 304(H+L)/316(H+L)/321(H)/347(H) and Ferritic-Austenitic ASTM A790 UNS 31803/S32750/S32760
  • Cupro-Nickel alloy : CuNi 90/10 & 70/30
  • Others : Monel, Inconel, Incolloy, Titanium
  • Heat exchanger pipes : ASTM A179, A199, A213, A249 Grades T5, T11
    EN 10210 S355 J2H (MOD) for Structural
  • Duplex
  • Super duplex
  • Inconel®
  • Heavy Wall Thickness
  • Special Components Steel
  • Cut lengths
  • Cladded pipes
  • Etc.

FLANGES

Flanges
  • Welding Neck
  • Long Welding Neck
  • Socket Weld
  • Threaded
  • Slip-On
  • Lap Joint
  • Blind
  • Anchor
  • Reducing Type
  • Compact Flanges NORSOK L-005 type or GRAYLOC® type

ANSI B16.5, ASME B16.47/API 605, MSS SP 44, BS3293, DIN, AWWA, API 6A, API 17D, Norsok L-005

From 1/2″  to 60″ 

From 150# to 20 000#

  • Flat Face
  • Raised Face
  • Ring Type Joint
  • Large and Small Tongue
  • Carbon steel : ASTM A105, A694 Gr.F52/F60/F65 (high yield), A350 LF2/LF3 (low temperatures)
  • Alloy steel : ASTM A182 F5/F9/F11/F22/F91
  • Stainless steel : Austenitic ASTM A182 F304(H+L)/316(H+L)/321(H)/347(H) and Ferritic-Austenitic ASTM A182 F51/F53/F55
  • Cupro-Nickel alloy : CuNi 90/10 & 70/30
  • Super alloyed steel : Hastelloy® C276
  • Duplex
  • Super duplex
  • Inconel®
  • Blind with test ports
  • Long Welding Neck with special length
  • Custom made flanges up to a maximum diameter of 5.4 meter and single piece weight of 8 tons
  • Cladded flanges
  • Etc.

BUTT WELD FITTINGS

  • Elbows : 45°, 90° & 180°, Short Radius (R=1D), Long Radius (R=1.5D), R=3D & R=5D
  • Tees : Equals & reducing tees
  • Reducers : Concentrics & Eccentrics
  • Caps
  • Induction bends

ASME B16.9, B16.28, MSS SP 43/75, BS1640, BS1965

From 1/2″ to 48″

  • Carbon steel : ASTM A234 WPB, A860 WPHY 52/65 / MSS SP75 WPHY 52/65 (high yield), A420 WPL3/WPL6 (low temperatures)
  • Alloy steel : ASTM A234 WP5/WP1/WP11/WP22/WP9/WP91
  • Stainless steel : Austenitic ASTM A403 WP304(H+L) / 316(H+L) / 321(H) / 347(H) and Ferritic-Austenitic ASTM A815 UNS S31803 / S32750 + S32760 / S31254
  • Cupro-Nickel alloy : CuNi 90 / 10 & 70 / 30
  • Others : Monel® 400, Incoloy® 800 / H / HT, Hastelloy®, Titanium, Duplex, Super duplex, Inconel®
  • Heavy Wall Thickness
  • Large diameters
  • Special components
  • Etc.

FORGED FITTINGS

  • Elbows : 45° & 90°, 90° male-female elbows, union elbows & tees
  • Tees & Crosses
  • Couplings & half-couplings
  • Caps & Plugs
  • Hex Head Bushings, female-male reducers
  • Reducing hexagonal nipples / Hex. nipples & reducing couplings
  • Welding bosses
  • Female-female unions, male-female unions
  • Swedge nipples
  • Weld-outlet
  • Sock-outlet
  • Thread-outlet
  • Nip-outlet
  • Elb-outlet
  • Lat-outlet
  • Sweep-outlet
  • Insert weld-outlet
  • Insert lateral-outlet

ASME B16.11, BS1740, BS3799, MSS SP 79/95/97

From 1/8″ to 4″

  • Carbon steel : ASTM A105, A694 Gr.F52/F60/F65 (high yield), A350 LF2/LF3 (low temperatures).
  • Alloy steel : ASTM A182 F5/F9/F11/F22/F91
  • Stainless steel : Austenitic ASTM A182 F304(H+L)/316(H+L)/321(H)/347(H) and Ferritic-Austenitic ASTM A182 F51/F53/F55
  • Cupro-Nickel alloy : CuNi 90/10 & 70/30
  • Others : Inconel® 625, Monel® 400, Incoloy® 800/H/HT, Hastelloy®, Titanium, Duplex, Super duplex
  • High pressure classes
  • High diameters
  • Special components
  • Etc.

GASKETS

  • Flat gaskets
  • Spiral wound gaskets
  • Ring type joints
  • Seal rings
  • O rings
  • ASME B16.5, MSS-SP 44, BS 3293, ASME B16.21 (flat gaskets)
  • ASME B16.20 (spiral wound gaskets & ring-joint gaskets)
  • API 6A, NORSOK L-005, API17D

From 1/2 » to 60 »

  • Fiber or rubber flat gaskets (Klingerit equivalent)
  • Carbon steel : Soft iron, Low carbon steel
  • Alloy steel : Chromium-Molybdenum steel
  • Stainless steel types 410 / 304 / 316 / 321 / 347
  • Duplex
  • Super Duplex
  • Inconel®
  • 150 to 2500 lbs.
  • API 3000 to 20000
  • DIN or ISO PN 10 to ISO PN 420
  • R
  • RX
  • BX
  • SBX
  • IX

BOLTING

  • Studs
  • Nuts
  • Bolts
  • Screws (hex head / Socket Head Screw, etc.)
  • Washers (serrated / flat)
  • Drilled nuts for use of hydraulic tensioning tools
  • ANSI B1.1 Unified National Coarse thread, Unified National special 8 TPI, Unified National Fine thread, ISO triangular profile thread
  • ANSI B18.2.2 Hex nut & heavy hex nut
  • ISO 4032 Regular nut, ISO 4035 Jam nut, ISO 4039 Heavy nut
  • From 1/4 » to 4 »
  • From M8 to M100
  • All lengths

Stud & Nuts :

  • Carbon steel : A193 B7 / A194 2H, A193 B7M / A194 2HM, A320 L7 / L7M / A194 Gr7M
  • Stainless steel : A193 B8 / A194 Gr8, A193 B8M CL2 / A194 GR8MA, A320 B8 / B8M
  • Duplex
  • Super Duplex
  • Inconel®
  • Zinc plating
  • Hot Dip Galvanising
  • Bichromated treatment
  • PTFE coating
  • Fluoropolymer coating
  • Zintec®
  • Deltaprotekt®
  • Special coating
  • Special lengths
  • Special materials

VALVES

Valves
  • Ball valves floating ball
  • Ball valves trunnion mounted ball
  • Ball valves metal to metal seats
  • Ball valves top entry
  • Ball valves 3-way T-port / Y-port / L-port
  • Ball valves 4-way T-port / L-port / X-port
  • Subsea Ball valves
  • Multi-valves assemblies
  • Butterfly valves
  • Sleeve butterfly valves
  • Gate valves
  • Through conduit gate valves
  • Knife gate valves
  • Slide valves
  • Globe valves
  • Bottom valves
  • Needle valves
  • Swing check valves
  • Ball check valves
  • Piston check valves
  • Plug valves
  • Wafer swing check valves
  • Wafer duo check valves
  • Safety relief valves
  • Y strainers
  • Special valves, tailor-made to your needs
  • ASME
  • BS
  • DIN
  • AFNOR
  • ANSI
  • API
  • 1/2″ to 24″
  • Also bigger sizes depending on valve type and rating
  • ASTM A350 LF2
  • Low alloy steel
  • Stainless Steel
  • Duplex
  • Super Duplex
  • 6 Mo
  • Inconel®
  • Incoloy®
  • Monel®
  • Hastelloy®
  • Titanium
  • Others special alloys including exotic grades
  • 150 to 2500 lbs.
  • API 3000 to 10000
  • DIN or ISO PN 10 to ISO PN 420
  • Flanged
  • Butt welding
  • Socket welding
  • Threaded
  • Screwed
  • Clamp lock
  • Hub ends
  • Wafer
  • Design type:
  • Bolted bonnet
  • Welded bonnet
  • Bellow sealed
  • Pressure seal bonnet
  • Solid or flexible wedge
  • Full or reduced bore
  • Parallel slide
  • Fire safe
  • Straight, Y or angle pattern
  • Bonnetless
  • Through conduit
  • Double disc
  • Operator: Handwheel, Gearbox , Actuator
  • Zinc plating
  • Hot Dip Galvanising
  • Bichromated treatment
  • PTFE coating
  • Fluoropolymer coating

Do you need more information ? 

Contact us