ASTM B407 Alloy 800 Nickel Alloy Seamless Pipe
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Incoloy 800H seamless nickel alloy tubes manufactured in accordance with ASTM B407 are high-performance iron–nickel–chromium alloys offering outstanding strength, excellent high-temperature oxidation resistance, and superior corrosion resistance. Different types of Alloy 800 tubing include UNS N08800 boiler tubes, widely used in boilers and high-temperature industrial systems, and WERKSTOFF NR. 1.4876 condenser tubes, which provide strong corrosion resistance even in nitriding atmospheres. These tubes are widely applied in petrochemical plants, power generation equipment, and heat-treatment systems.
GNEE supplies Incoloy 800HT alloy tubes (UNS N08811, 1.4959, 1.4876), a fully austenitic, low-carbon nickel–iron–chromium alloy within the same family as Incoloy 800. The cobalt content of this alloy can be strictly controlled to below 0.01%. Incoloy 800HT provides excellent creep strength at temperatures above 700°C (1290°F).For applications involving frequent thermal cycling below 700°C (1290°F), or long-term exposure to lower temperatures, ASTM B407 Incoloy 800H seamless tubes are recommended. When higher creep resistance and superior rupture strength are required, Incoloy 800HT ERW tubes are the preferred choice.


Incoloy 800 Seamless pipe Material Specification
| ASTM Specification |
ASTM B829, ASTM B407, ASTM B775, ASTM B514, ASTM B751, ASTM B515 |
|---|---|
| Standard | DIN, ASME, EN, JIS, GB, AISI, NF, DS, SAE, DTD, ASTM, AMS, TOCT, |
| Size of Seamless Pipe | Wall thickness.: 0.05- 20 milimeter, 4 - 219 milimeter |
| Size of Welded Pipe | 5.0 to 1219.02 milimeter |
| size of EFW Pipe | 5.0 to 1219.02 milimeter |
| Seamless Tube Size | 3.35 milimeter To 101.6 milimeter OD |
| Welded Tube Size | 6.35 milimeter To 152 milimeter OD |
| Tubing wall thickness | 0.020" –0.220", (custom wall thicknesses available) |
| Pipe Schedule | SCH160, SCH40S, SCH30, SCH120, SCH20, SCH80, SCH60, SCH5, SCH10S, SCH40, SCH80, XXS, XS, |
| Length | Standard & Cut length , Single Random, Double Random Pipe |
| Finish | AP (Annealed & Pickled), BA (Bright & Annealed), NO.1, 2B, Polished, MF, HL, NO.4, Mirror finish, BA, 8K etc |
| End | Plain End, Beveled End, Treaded Pipe, Screwed ends |
Chemical Composition Of Alloy 800
| Grade | C | Mn | Si | Fe | S | Cr | Al-Ti | Ni | |
| Incoloy 800 | min. | – | – | – | 39.5 | – | 19.0 | 0.15 | 30.0 |
| max. | 0.1 | 1.5 | 1.0 | – | 0.015 | 23.0 | 0.60 | 35.0 | |
Mechanical Properties
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 800/H/HT | Psi – 75,000 , MPa – 520 | Psi – 30,000 , MPa –205 | 30 | – | – |
Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN | OR |
| Incoloy 800 Pipe | 1.4876 | N08800 | NCF 800 | NA 15 | ЭИ670 | Z8NC32-21 | X10NiCrAlTi32-20 | XH32T |
ASTM B407 Nickel alloy seamless tube and pipe tolerance
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Incoloy 800 / 800H / 800HT /825 Pipes and Tubes are used in the following applications:
-Sulphuric acid piping and vessels
-Phosphoric acid evaporators
-Pickling tank heaters, pickling tanks and equipment
-Chemical process equipment
-Propellor shafts
-Tank trucks
-Calorifiers
-Electrostatic precipitator electrodes
Alloy 800 pipe Price list
| Description | Incoloy 800 pipe Price |
|---|---|
| Incoloy 800 Seamless Stainless Steel Pipe | US $ 1000 / Ton |
| Nickel Alloy Incoloy 800 800h 800ht Seamless Pipe Tube |
Min. Order: 1 Ton |
| Incoloy 800 / 800H / 800HT Seamless Pipe (FM60) | US $ 400-1000 / Ton |
| Incoloy 800 Alloy Welded Pipe | US $ 22-26 / kg |
| Incoloy 800 Alloy Tube | US $ 9.82-10.58 / kg |
| Incoloy 800 Nickel Alloy Pipe | Min. Order: 1 Ton |
| Incoloy 800 Nickel Alloy Seamless Pipe | US $ 16.9-40 / kg |
| Polished Nickel Alloy Pipe (Incoloy 800, 825, Inconel 625, 690) | US $ 5000 / Ton |
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With 18 years of experience in pipe manufacturing, GNEE is a trusted supplier of stainless steel pipes. The factory not only produces alloy annealed steel pipes in standard sizes but also offers extended lengths of 18 meters and 25 meters to meet diverse customer needs. The factory is fully equipped, including cold rolling mills, smokeless furnaces, immersion tanks, ultrasonic eddy current cleaning machines, and physical and chemical laboratories.


Packed with waterproof paper and steel straps, it meets standard export sea freight packaging requirements and is suitable for various modes of transportation, or can be customized according to customer requirements.








