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| Categories | Steel Fitting |
|---|---|
| Brand Name: | YUHONG |
| Model Number: | ASTM B564 UNS N08811 |
| Certification: | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin: | CHINA |
| MOQ: | 500KGS |
| Price: | Negotiable |
| Payment Terms: | L/C, T/T |
| Supply Ability: | 1500 tons per month |
| Delivery Time: | 15-30days |
| Packaging Details: | Plywooden Case /Iron Case |
| Standard: | ASTM B564/ASME SB564 |
| Material Grade: | UNS N08811 (Alloy 800H) |
| Product Type: | Full Coupling Socket Weld |
| Application: | Petrochemical & Power Plant Piping |
| End Connection: | Socket Weld (SW) |
| Surface Finish: | Solution Annealed & Pickled |
| Company Info. |
| Yuhong Group Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
ASTM B564 UNS N08811 Nickel Alloy Full Coupling Socket Weld for Petrochemical & Power Plants
YUHONG GROUP is a specialized manufacturer of high-performance nickel alloy pipe fittings with over 35 years of expertise in serving the global energy and chemical industries. Our ASTM B564 UNS N08811 Full Coupling Socket Weld components are engineered for critical applications in petrochemical plants and power generation facilities, delivering exceptional performance in extreme temperature and corrosive environments.
Chemical Composition of UNS N08811 (Alloy 800H)
| Element | Composition (%) | Notes |
| Nickel (Ni) | 38.0 - 46.0 | Principal element |
| Chromium (Cr) | 19.0 - 23.0 | Oxidation resistance |
| Iron (Fe) | Balance | Base metal |
| Carbon (C) | 0.05 - 0.10 | Controlled for high-temperature strength |
| Manganese (Mn) | 1.50 max | |
| Sulfur (S) | 0.015 max | |
| Silicon (Si) | 1.00 max | |
| Copper (Cu) | 0.75 max | |
| Aluminum (Al) | 0.15 - 0.60 | Strength enhancement |
| Titanium (Ti) | 0.15 - 0.60 | Stabilization |
Mechanical Properties of UNS N08811 (Alloy 800H)
| Property | Requirement | Notes |
| Material | UNS N08811 | High-carbon version of Alloy 800 |
| Condition | Annealed | |
| Maximum Section Thickness | No limit | Applicable to all thicknesses |
| Tensile Strength, min | 65 ksi (448 MPa) | |
| Yield Strength (0.2% Offset), min | 25 ksi (172 MPa) | |
| Elongation in 2 in. or 50 mm, min | 30% |
Heat Treatment Requirements for UNS N08811 (Alloy 800H)
| Parameter | Requirement | Purpose & Notes |
| Process | Solution Anneal | Dissolves carbides for a uniform microstructure |
| Temperature | 2000°F (1093°C) minimum | Ensures complete carbide dissolution |
| Optional Process | Stabilization Anneal | Enhances resistance to sensitization |
| Stabilization Temperature | 1800°F (982°C) minimum | Stabilizes carbide precipitation |
| Cooling Method | Not specified (Typically rapid cooling) | Maintains a solid solution state |
ASTM B564 UNS N08811 Nickel Alloy Full Coupling Socket Weld - Application Advantages
Applications:
|
A403 WP321H Elbow 90/180 Deg , Stainless Steel Butt Weld Fitting B16.9
ASTM B366 N08810 Incoloy 800H 1.4958 180 DEG Elbow Buttweld B16.9
B366 Hastelloy C22 180° LR Elbow Long Radius Butt Weld Fitting
STAINLESS STEEL N08904 BUTT WELD FITTING SB366 WP904L EBLOW B16.9
Forged Steel Pipe Fittings NPT SW 3000# A182 / A105 B16.11
ASTM A403 WP304-S 90DEG. Stainless Steel Elbow BW Fittings
Stainless Steel Forged Fittings A182 F304 F316LShort Reduce 90 deg Elbow 1/2" to 60" sch40/ sch80 sch160 XXS B16.9
ASTM B151 UNS C70600 Copper Nickel Forged Threaded Pipe Fittings 3000LB NPT B16.11
ASTM B466 C70600 ECC Reducer SCH80 B16.9 6*3 Inch For Steel Pipe.
ASTM B366 Monel 400 / UNS N04400 / DIN 2.4360 Butt Weld Fitting Stud End
