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26/05/2026

Jingye (Yingkou) Medium Plate Successfully Passed the British Standard CARES Certification

Recently, Jingye (Yingkou) Medium Plate wire rod products successfully passed the CARES audit and obtained the foreign trade export product qualification certificate.

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17/03/2026

Ansteel's cold-stamped axle housing steel has passed a certain brand of automobile certification.

Ansteel's independently developed ANautoS brand cold-stamped axle housing steel has passed a certain automobile brand certification and obtained batch matching qualification. By breaking through the bottleneck of lightweight technology through material innovation, it has further consolidated its core competitiveness in the high-end automotive steel market.

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30/12/2025

Tangsteel X60M Pipeline Steel Supports Major Water Supply Project Along The Belt and Road Initiative (BRI)

HBIS Tangsteel has successfully supplied high-end customized pipeline steel in bulk for major water conveyance projects in Belt and Road countries. Through outstanding product performance and comprehensive end-to-end services, the company has demonstrated its technological prowess and market competitiveness in the high-end steel sector.

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22/07/2025

The widest in China! Bensteel Group successfully rolled 2190mm ultra-wide hot-rolled plates

On July 21st, the 2300 production line of Bensteel's hot strip mill successfully rolled 2190mm super wide hot rolled plates, creating a new record for the width of domestic hot rolled coils.

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27/02/2025

Shan Steel's Extra-thick Low-temperature Resistant H-beam Steel Fills the Domestic Gap

Recently, Shan Steel successfully developed and mass-produced 36.5mm thick external standard low-temperature resistant H-beam steel, which will be used in overseas engineering construction.

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30/10/2024

Xingcheng Special Steel Supplies the World's Largest Span Highway-Railway Dual-use Cable-stayed Bridge - Changtai Yangtze River Bridge

Xingcheng Special Steel helps build the world's largest span highway-railway dual-use cable-stayed bridge-Changtai Yangtze River Bridge.

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21/10/2024

100,000 Tons of Ben Steel Manufacturing Rushed to Assist in the Construction of the Hangzhou Bay Cross-sea Railway Bridge

From August to September, Bensteel increased the supply of Q355C products by 11,150 tons for the national key project - Hangzhou Bay Cross-sea Railway Bridge Project.

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Answers

How to treat rust spots on stainless steel? Rust spots on stainless steel are usually caused by contamination from carbon steel particles, salt exposure, moisture, or damage to the protective passive layer—not necessarily because the stainless steel itself is failing. To remove rust spots: Clean the area with warm water and a mild detergent. Use a non-abrasive stainless steel cleaner or a baking soda paste. For stubborn stains, apply a dedicated stainless steel rust remover according to the manufacturer's instructions. Rinse thoroughly with clean water. Dry the surface completely with a clean cloth. Avoid using steel wool or ordinary steel brushes, as they can leave iron particles behind and cause additional rust staining. If the rust is only on the surface, cleaning is usually enough to restore the appearance of the stainless steel. In more severe cases, re-passivation may be required to restore the material's corrosion resistance. High-quality stainless steel products from manufacturers such as Ratanakar Wire Private Limited offer excellent corrosion resistance, but regular cleaning and maintenance are still important for long-term performance. In most cases, rust spots on stainless steel are a surface issue and can be removed successfully with proper cleaning and care.
What should we pay attention to before purchasing steel plates?
Steel plates generally come from two sources: steel mills and distributors. There are also various purchasing channels. When purchasing steel plates, pay attention to information such as the year of production, plate markings, furnace batch number, and whether there are material certificates. Ensure the steel plates are free of bubbles, cracks, and damage.

1. Check the supplier: First, check if the supplier is legitimate. Their sourcing channels should be clear. Some steel may be very cheap, but the quality is questionable. Choose a reputable supplier; don't just look at the price, but also pay attention to the quality of the steel plate.
2. Check the factory certificate: You need to see the manufacturer's factory certificate and steel plate acceptance certificate. Reputable factories can usually provide these. You can also request necessary material certificates from the supplier.
3. Check the contract: Next, check the contract between both parties. Specifications, models, production batches, and other details should be clearly stipulated in the contract. The contract is a strong bargaining chip if any problems arise during the acceptance of the steel plates.
How to treat rust spots on stainless steel?
1. Chemical method: Use pickling paste or spray to help repassivate the rusted parts and form a chromium oxide film to restore their corrosion resistance. After pickling, it is very important to rinse properly with water in order to remove all contaminants and acid residues. After all the processing is complete, repolish with polishing equipment and seal with polishing wax. For minor rust spots, you can use a 1:1 mixture of gasoline and engine oil to wipe them away with a clean cloth.

2. Mechanical methods: Sandblasting, shot peening with glass or ceramic particles, burr removal, brushing, and polishing. Mechanical methods may be used to remove contaminants caused by previously removed, polished, or buried materials. All kinds of contaminants, especially foreign iron particles, can become sources of corrosion, particularly in humid environments. Therefore, mechanical cleaning of surfaces should ideally be performed under dry conditions. Mechanical methods can only clean the surface and cannot change the material's inherent corrosion resistance. Therefore, it is recommended to repolish with polishing equipment after mechanical cleaning and seal with polishing wax.

Rust spots on stainless steel are usually caused by contamination from carbon steel particles, salt exposure, moisture, or damage to the protective passive layer—not necessarily because the stainless steel itself is failing. To remove rust spots: Clean the area with warm water and a mild detergent. Use a non-abrasive stainless steel cleaner or a baking soda paste. For stubborn stains, apply a dedicated stainless steel rust remover according to the manufacturer's instructions. Rinse thoroughly with clean water. Dry the surface completely with a clean cloth. Avoid using steel wool or ordinary steel brushes, as they can leave iron particles behind and cause additional rust staining. If the rust is only on the surface, cleaning is usually enough to restore the appearance of the stainless steel. In more severe cases, re-passivation may be required to restore the material's corrosion resistance. High-quality stainless steel products from manufacturers such as Ratanakar Wire Private Limited offer excellent corrosion resistance, but regular cleaning and maintenance are still important for long-term performance. In most cases, rust spots on stainless steel are a surface issue and can be removed successfully with proper cleaning and care.


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