China is home to several advanced factories producing Incoloy 800 bars, a nickel-iron-chromium alloy known for its high strength and excellent resistance to oxidation, carburization, and high-temperature corrosion. Incoloy 800 bars are widely used in industrial furnaces, heat exchangers, petrochemical piping, and nuclear steam-generator tubing. Chinese factories manufacture these bars in a variety of shapes and dimensions, including round, square, and hexagonal bars, and supply both domestic and international markets. This guide outlines the key producers, specifications, and services offered by Chinese Incoloy 800 bar factories.
Specifications of Incoloy 800 Bars
Chinese factories offer a wide range of specifications based on international standards like ASTM, ASME, and DIN.
| Product Type | Size Range | Standard |
|---|---|---|
| Round Bar | Ø 6mm – 300mm | ASTM B408, ASME SB408 |
| Square Bar | 6mm – 150mm | GB/T, DIN |
| Hex Bar | 6mm – 80mm A/F | ASTM B408 |
| Forged Bar | Custom per drawing | ISO, ASTM |
Top Incoloy 800 Bar Factories in China
The following companies are known for producing and exporting high-quality Incoloy 800 bars:
| Factory Name | Location | Key Products |
|---|---|---|
| Jiangsu Nickel Alloy Co., Ltd. | Wuxi, Jiangsu | Incoloy/Inconel round and square bars |
| Wenzhou Alloy Materials Co., Ltd. | Wenzhou, Zhejiang | Nickel alloy bars and forged stock |
| Changzhou DLX Alloy Co., Ltd. | Changzhou, Jiangsu | Precision nickel alloy bars |
| Shanghai Tankii Alloy Material Co., Ltd. | Shanghai | Incoloy 800/800H/800HT bars |
| Jiangsu Cunrui Metal Products Co., Ltd. | Suzhou, Jiangsu | Heat-resistant nickel-based alloy bars |
Surface Finishes and Treatments
Incoloy 800 bars can be delivered in various surface finishes and heat treatment conditions:
| Finish | Description | Application |
|---|---|---|
| Bright Finish | Cold drawn, smooth surface | Instrumentation, high-precision parts |
| Black Surface | Hot rolled with oxide layer | Structural applications |
| Polished (180–600 grit) | Mechanically polished for aesthetic use | Decorative or sanitary components |
| Annealed | Softened and stress-relieved | Machining and forming |
Certifications and Export Capabilities
Most major factories in China can provide full documentation for global markets:
| Certification | Details |
|---|---|
| ISO 9001 | Quality assurance system certification |
| EN 10204 3.1 / 3.2 | Mill Test Certificates with chemical and mechanical test results |
| ASME / ASTM | Compliance with international material standards |
| RoHS / CE | For use in EU-regulated equipment |
FAQs About China Incoloy 800 Bar Factories
Where are most Incoloy 800 bar factories located in China?
Major production centers are in Jiangsu, Zhejiang, and Shanghai regions, including cities like Wuxi, Changzhou, Suzhou, and Wenzhou.
Do Chinese factories produce custom-sized Incoloy 800 bars?
Yes, most factories accept custom dimensions, tolerances, and surface treatments based on engineering drawings.
What standards do Chinese Incoloy 800 bars comply with?
They comply with ASTM B408, ASME SB408, GB/T, DIN, and EN standards, depending on customer requirements and destination markets.
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