| Product Category | Nickel-Based Alloy Pipe / Nickel Alloy Tube |
| Surface Treatment | Pickling & passivation, bright annealing, mechanical polishing, sand blasting, electro-polishing; Optional anti-corrosion coating: PTFE lining, rubber lining, epoxy coating available upon client’s demand |
| Material Grade | Pure nickel, nickel-chromium alloy, nickel-molybdenum alloy, nickel-chromium-molybdenum alloy, nickel-copper alloy, precipitation hardening nickel alloy, corrosion-resistant nickel alloy |
| Domestic Alloy Grade | NS1101、NS1102（Incoloy 800） NS1401（Monel 400）NS3102（Inconel 600）NS3304（Hastelloy C276） |
| Equivalent International Grade | Nickel 200/201, Monel 400/K500, Inconel 600/601/625/718, Incoloy 800/800H/825, Hastelloy B2/B3/C4/C22/C276, Alloy 20, Alloy 31, Alloy 59, Alloy 686, Haynes 230/242 |
| Product Type | Seamless nickel alloy pipe, welded nickel alloy pipe (ERW/LSAW), U-bend tube, coiled tube, capillary tube, special-shaped tube, bimetallic composite tube, precision tube, heat exchanger tube, boiler tube |
| Standard Length | Fixed standard length: 6m per piece for seamless & welded pipes; Coiled tube standard length: 50m/100m per coil; Custom length available from 0.5m to 12m for straight pipes, and up to 1000m for coiled tubes |
| Standard Size Range | 1. Seamless Pipe: Outer diameter (OD): 6mm~630mm, Wall thickness (WT): 0.5mm~60mm; Regular stock sizes: OD 10/12/14/16/18/20/25/32/38/45/57/76/89/108/133/159/219/273/325/426/530/630mm, WT 1/2/3/4/5/6/8/10/12/14/16/20/25/30/40/50/60mm2. Welded Pipe: OD: 10mm~1200mm, WT: 0.3mm~30mm; Regular stock sizes: OD 20/25/32/40/50/65/80/100/125/150/200/250/300/400/500/600/800/1000/1200mm, WT 0.5/1/2/3/4/5/6/8/10/12/14/16/20/25/30mm3. Capillary Tube: OD: 1mm~6mm, WT: 0.1mm~1mm; Regular stock sizes: OD 1/2/3/4/5/6mm, WT 0.1/0.2/0.3/0.5/0.8/1mm |
| Non-standard Custom Range | OD: 0.5mm~1500mm, WT: 0.1mm~80mm; Special-shaped cross-section (square/rectangular/oval/hexagonal), custom length, special heat treatment, surface treatment, chemical composition & mechanical properties adjustment, and special processing requirements can be customized per customer’s technical drawing and specification |
| Applicable Standards | GB/T 15007, GB/T 28826, GB/T 30059 (Chinese National Standards); ASTM B163, ASTM B167, ASTM B444, ASTM B622, ASTM B729, ASTM B983 (ASTM Standards); EN 10216-5, EN 10088-3 (European Standards); DIN 17751, DIN 17752 (German Standards); JIS H 4552, JIS H 4553 (Japanese Industrial Standards); ISO 6208, ISO 1127 (ISO Standards) |
| Tolerance Standard | Dimensional tolerance comply with ASTM B167, GB/T 1804-m, ISO 2768-mK; Wall thickness tolerance meet the requirements of corresponding product standards; Chemical composition and mechanical properties tolerance strictly comply with the specified alloy grade standards |
| Export Packaging | Sea-worthy packaging: pipes are capped at both ends, fixed with steel strapping, wrapped by waterproof cloth and moisture-proof film, and packed in wooden cases/iron frames or on wooden pallets as required; Each pipe/package is marked with clear specification, alloy grade, heat number, batch number and standard; Customized packaging and marking available upon request |
| HS Code | 75072000 (general HS code for nickel-based alloy seamless pipe); 75071000 (for nickel-based alloy welded pipe); 75081000 (for nickel alloy capillary & coiled tube) |
| Application | Petrochemical industry (reactor, heat exchanger, condenser, pipeline system for corrosive medium), aerospace & aviation (engine components, structural parts), nuclear power industry (nuclear island equipment, cooling system), marine engineering & offshore platform (anti-corrosion pipeline, equipment), environmental protection equipment (flue gas desulfurization, waste water treatment), semiconductor & electronic industry (high-purity medium delivery system), pharmaceutical & food processing (clean pipeline, equipment), heat treatment industry (furnace tube, radiant tube), chemical fiber industry, lithium battery industry, electroplating equipment, instrument & meter industry, automotive industry, 3D printing industry, pulp & paper industry, textile printing & dyeing industry |
| Lead Time | 7-15 days for regular in-stock items; 15-45 days for customized sizes and common alloy grades; 45-60 days for special alloy grades, large-size and special technical requirements |
