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Description

Engineered to join directly to matching pipe runs, buttweld fittings form a continuous full-penetration welded joint that eliminates pressure drop penalties and mechanical stress concentrations. By matching the inner wall schedule of the adjoining pipe, the smooth internal contour minimizes turbulence and erosion-corrosion caused by high-velocity liquid or gaseous media. Beveled ends prepared in strict compliance with ASME B16.25 facilitate precise fit-up alignment, root gap spacing, and reliable circumferential welding during field installation. Manufactured from forged or seamless pipe stock through hot mandrel expanding or cold hydraulic forming processes, these fittings undergo rigorous heat treatment cycles—such as normalizing or solution annealing—to restore grain structure integrity and eliminate residual thermal stresses. Non-destructive testing ensures optimal weld seam quality and pressure containment capability under severe cyclic loading and extreme operational temperatures...
Engineered to join directly to matching pipe runs, buttweld fittings form a continuous full-penetration welded joint that eliminates pressure drop penalties and mechanical stress concentrations. By matching the inner wall schedule of the adjoining pipe, the smooth internal contour minimizes turbulence and erosion-corrosion caused by high-velocity liquid or gaseous media. Beveled ends prepared in strict compliance with ASME B16.25 facilitate precise fit-up alignment, root gap spacing, and reliable circumferential welding during field installation. Manufactured from forged or seamless pipe stock through hot mandrel expanding or cold hydraulic forming processes, these fittings undergo rigorous heat treatment cycles—such as normalizing or solution annealing—to restore grain structure integrity and eliminate residual thermal stresses. Non-destructive testing ensures optimal weld seam quality and pressure containment capability under severe cyclic loading and extreme operational temperatures.

Specifications

Key Attributes
Component Types45°/90°/180° Elbows, Equal/Reducing Tees, Concentric/Eccentric Reducers, Caps, Stub Ends
Material GradesStainless Steel (304/304L, 316/316L), Carbon Steel (A234 WPB), Alloy Steel (A234 WP11/WP22)
Manufacturing TypeSeamless (Hot Formed / Mandrel Drawn) & Welded (EFW / Fabricated)
Size Range1/2" NB to 48" NB (Nominal Bore)
Wall Thickness / ScheduleSCH 5S, 10S, 40/STD, 80/XH, 160, XXS (Matching Pipe Schedules)
End PreparationFactory-Beveled Ends (37.5° ± 2.5° Bevel with Plain Root Face) per ASME B16.25
Manufacturing StandardsASME B16.9 (Factory-Made Wrought), MSS SP-43, EN 10253, DIN 2605
Additional Information
BrandLaxcon
SKUROTEX2026102
Country of OriginIndia

Application

Re-routing and branching high-pressure fluid flow lines in oil and gas refineries.

Connecting process piping in chemical plants, petrochemical facilities, and offshore platforms.

Fabricating steam distribution manifolds, superheaters, and boiler lines in power stations.

Joining hygienic processing lines in pharmaceutical, food processing, and dairy plants.

Constructing high-pressure water transmission grids and industrial firefighting networks.

Installing utility lines in cryogenic storage plants, shipbuilding projects, and heavy industrial plant units.

Trade Details

Production Lead Time1-3 Days
Available StockIn Stock
Production Capacity10 ton/ monthly
Sample AvailabilityYes - paid
Sample Pricing1000/pieces
Sample Lead Time1–3 days

Payment Terms

Payment Terms
  • 100% Advance
Payment Methods
  • cheque
  • paypal
  • cash

Shipping & Logistics

Shipping InternationallyNo
Methods
  • Air
  • Road
  • Sea
  • Courier
  • Rail
  • Buyer-Arranged
  • Local-Delivery
IncoTerms
  • FOB
Port of DispatchChennai
Packaging Type
  • Box
Dispatch Lead timeShips in 2 Days

Company Profile

ROTEX METALS
ROTEX METALS, Tamil Nadu
TruBasic
IndiaTamil Nadu, India
0
Frequently Asked Questions
1
What is the main structural advantage of a buttweld fitting over a threaded or socket weld fitting?

A buttweld joint creates a continuous, full-penetration welded connection that provides maximum joint strength, zero pressure drop, and superior resistance to fatigue from thermal expansion and mechanical vibration.

2
What is the difference between a concentric reducer and an eccentric reducer?

A concentric reducer decreases pipe size along a common centerline, ideal for vertical lines; an eccentric reducer features a flat side to prevent air pockets in pump suction lines or maintain bottom-of-pipe elevation in horizontal runs.

3
Why is matching the schedule (wall thickness) of the fitting to the pipe critical?

Matching the wall schedule ensures identical internal diameters, preventing step edges at the weld root that cause flow restriction, localized turbulence, and accelerated erosion-corrosion.

4
What standard governs the dimensions and tolerances of factory-made wrought buttweld fittings?

ASME B16.9 is the primary global standard governing dimensions, tolerances, testing ratings, and markings for wrought steel buttweld fittings from 1/2" to 48".

5
How are the pipe ends prepared for welding on standard buttweld fittings?

Fittings feature factory-machined bevels (typically 37.5 degrees with a flat root land) conforming to ASME B16.25, ensuring proper weld metal penetration during full-V butt welding.

SKU: ROTEX2026102

Buttweld Fittings

Buttweld pipe fittings enable seamless direction changes, line branching, diameter reductions, and terminal end capping across high-pressure industrial piping systems. Precision-engineered with beveled ends for direct circumferential butt welding, they provide robust, leak-proof structural integrity, optimized fluid flow profiles, and superior resistance to thermal and mechanical fatigue.

Min. Order Quantity: 1 piece

Shipping

Shipping fee and delivery date to be negotiated. Contact supplier now for more details.

Shipping InternationallyNo
Estimated Delivery3 - 5 business days
ROTEX METALS
TruBasic
IndiaTamil Nadu, India

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