We manufacture, supply, and export high-quality ASTM B366 Inconel 625 Buttweld Fittings to clients across the global market. We provide Inconel 625 buttweld fittings including elbows, tees, reducers, caps and stub ends with exact dimensions, wall thickness and end preparation as per customer specifications. We are an experienced Inconel 625 pipe fittings manufacturer. Before shipment from our factory all of our product batches are subjected to rigorous dimensional and material inspections. In-house testing and recorded quality checks at every stage of manufacturing back us. These Inconel 625 standard piping fittings are a reliable option in some of the most aggressive process conditions, such as offshore platforms, chemical processing units, and high-temperature power generation, where ordinary fittings often fail.
Table Of Content
Alloy information:-
Inconel 625 is a non-magnetic alloy that is nickel and chromium stabilized and is oxidation and corrosion resistance. The outstanding strength and greater toughness are ranging from cryogenic to 1093 deg C. It is derived majorly from the refractory alloying elements like molybdenum and columbium solid solution effects. The alloy is having very good fatigue strength and also stresses corrosion cracking to the chloride ions.
All these are responsible for making our product high in demand and popular among the numbers of industrialists.
All these are responsible for making our product high in demand and popular among the numbers of industrialists.
About pipe fitting development:-
The development of ASTM B366 Inconel 625 Buttweld Pipe Fittings is done by using the superior quality of raw material that is sourced from reliable market vendors. We are making use of the alloy once it is examined for the quality check and is approved by the quality controller team for use in product development. Additionally, the effective use of sophisticated technology and modern tools has helped us in making the finest quality of pipe fittings. The development of ranges of fittings that we provide to the national and international buyers is conducted under the supervision of professional experts and as per set manufacturing standards and raw material quality standards.
Testing of the product conducted:-
The testing at our manufacturing plant is done with the clear aim of checking the quality of all developed ranges of fittings. The tests done by us is inclusive of strength test, non-destructive test, positive material identification test, intergranular corrosion test, elongation test, flattening test, flaring test. Also, we are conducting other tests like impact test, hardness test, hydrostatic test, surface and dimension test, etc.
Assessment:-
We at our industry is welcoming the process of assessment or inspection to assures whether everything is going on as per set manufactured standards and raw material quality standards. The inspection is done by a third party inspection agency team. Through inspection, it is easily identified whether the designing of the product is done according to the production norms and national/international product quality standards.
Test certifications:-
The test certifications offered by pour industry at the time of product shipment is Mill test certification (MTC) as per En 10204/3.1b. Also, we are providing other TC like 100% radiography test report, raw material certificate, third-party inspection report, and buyers test reports.
Documenting of fittings we do:-
The documenting of the product that we manufacture plays a crucial role in the dealing as it assures the clients that only high quality of product development is done. The copy of documents that we are offering is fumigation certification, commercial invoice, packaging list, heat treatment chart, quality assurance plan, material traceability report, NABL approved lab testing reports.
Fittings packaging:-
Taking care of the quality of ASTM B366 Inconel 625 Buttweld Pipe Fittings, we are conducting the packaging of those carefully. It is individually wrapped using plastic sheets and then placed in wooden case or in carton boxes.
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| 625 | 2.4856 | N06625 | NCF 625 | NA 21 | ""75'"" | NC22DNB4M | NiCr22Mo9Nb |
Inconel 625 earns its place in demanding service because it doesn't give up strength as temperatures climb. This nickel-chromium-molybdenum alloy resists pitting, crevice corrosion, and oxidation even in aggressive, high-chloride environments where standard stainless steel would fail early. Fabricators also appreciate that it welds cleanly without the post-weld heat treatment many other high-performance alloys require, which simplifies installation and shortens turnaround on complex piping runs. For plants running high-pressure, high-temperature, or corrosive service lines, that combination of strength and weldability makes ASTM B366 Inconel 625 buttweld fittings a dependable choice rather than a compromise between cost and performance.
|
Property |
Inconel 625 |
SS316 |
Duplex |
Monel |
Alloy 20 |
|
Corrosion Resistance |
Excellent |
Good |
Very Good |
Very Good |
Good |
|
High-Temperature Strength |
Excellent |
Moderate |
Moderate |
Moderate |
Moderate |
|
Chloride Pitting Resistance |
Excellent |
Fair |
Good |
Good |
Fair |
|
Weldability |
Excellent |
Good |
Good |
Good |
Good |
|
Typical Service Range |
Cryogenic to 1800°F |
Up to ~1500°F |
Up to ~600°F |
Up to ~1000°F |
Up to ~500°F |
Inconel 625 stands apart from these conventional alloys mainly because it doesn't force a trade-off between strength and corrosion resistance. Duplex and Monel hold up well in specific conditions, but Inconel 625 covers a wider service window, from cryogenic piping through high-temperature process lines, without losing mechanical integrity.
Why Choose Piyush Steel?
We back every shipment of ASTM B366 Inconel 625 butt-welded fittings with complete material traceability, strict quality inspection, and on-time delivery to clients worldwide. Our team works directly with procurement and engineering departments to confirm specifications before production begins, which keeps rework and delays to a minimum. Ready stock across common sizes and schedules means most standard orders ship without the long lead times some buyers expect from a nickel alloy product. Check out the full Piyush Steel product catalog to find the exact pipe fittings you need to complete your piping system.
Specification : ASTM B366 / ASME SB366
Dimension Standard : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size : 1/8" NB TO 48" NB. (Seamless & 100% X-Ray Welded, Fabricated)
Thickness : Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
Bending Radius : R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Type : Seamless / Welded / Fabricated
| Grade | C | Mn | Si | S | Cu | Fe | Ni | Cr |
| 625 | 0.10 max | 0.50 max | 0.50 max | 0.015 max | - | 5.0 max | 58.0 min | 20.0 - 23.0 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Inconel 625 | 8.4 g/cm3 | 1350 deg C (2460 deg F) | Psi - 1,35,000 , MPa - 930 | Psi - 75,000 , MPa - 705 | 42.5 % |
The full identification of the pipe fittings should be continuously marked down its whole length, including :

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Seamless / Welded Pipe Fittings With Mill And Third Party Test Certificate.
Inconel 625 Pipe Fittings Price List
Request the latest Inconel 625 Buttweld Fittings Price List. Please Call +91 22 23867540 or Send an Email to [email protected] for Inconel UNS N06625, 2.4856, Alloy 625 Pipe Fittings Ready stock information and updated price list.