Changzhou Sunan & Weijie Steel Balls Co., Ltd.

🇨🇳 China, Jiangsu

1989

51-100 people

Manufacturer

Changzhou Sunan & Weijie Steel Balls Co., Ltd., formerly known as Wujin Sunan Steel Balls Factory, is a specialized manufacturer of precision balls and bearings based in Changzhou, China. Established in 1989, the company has grown into a significant industrial supplier with a workforce of approximately 50 to 100 employees, including a dedicated team of over 30 engineers. The company operates a comprehensive manufacturing facility equipped with nearly 200 production units and over 50 quality control apparatuses to ensure high-standard output under its registered trademark, HUANQIU. Their core product portfolio includes a wide range of steel balls for bearings and bicycles, featuring materials such as chrome steel (Gcr15), carbon steel (AISI 1010, 1015, 1045, 1085), and various stainless steel grades (AISI 304, 316, 420, 420B, 420C). Beyond steel, the company produces specialized balls made from brass, copper, titanium, ceramic, glass, and earthenware. These products serve diverse industrial applications including grinding, micro-grinding, check-valves, and polishing. Product specifications are extensive, with bearing balls ranging from 0.5mm to 180mm and stainless steel balls from 0.8mm to 80mm. Changzhou Sunan & Weijie is committed to quality management, holding ISO 9002 and ISO 14001 certifications. Strategically located near major transportation hubs like the Shanghai-Nanjing Highway, the company efficiently serves international markets with durable components and competitive pricing.

Own brandOwns and operates its own brands and manufacturing facilities.

Product customizationOffers full customization for design and features.

Established brandFounded in 1989, with over 20 years of industry experience.

Eco-friendly supplierUses sustainable and eco-friendly materials.

Contact

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Products

0

MOQ Range

0

Deep Groove Ball Bearing 6200 Series

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Forged Steel Balls

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Polishing & Grinding Media Balls

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Carbon Steel Ball (AISI 1015) (C15)

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Carbon Steel Ball (AISI 1085) (C85)

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Carbon Steel Ball (AISI 1010) (C10)

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Stainless Steel Ball (AISI 304)

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Stainless Steel Ball (AISI 316)

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Stainless Steel Ball (AISI 420C)

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Stainless Steel Ball (AISI 420B)

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Stainless Steel Ball (AISI 420)

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Chrome Steel Ball (AISI 52100)

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Certifications

ISO 14001

International Organization for Standardization 14001

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Changzhou Wujin Sunan Bearing Co., Ltd.

🇨🇳 China

1989

11-50 people

Manufacturer

Established brand

Own brand

Product customization

Eco-friendly supplier

Shipments

299

Key customer

STARION

Key market

🇮🇳 India

Description

Changzhou Wujin Sunan Bearing Co., Ltd., also known as Wujin Sunan Steel Balls Factory, is a manufacturer based in Changzhou, China, specializing in steel balls and spherical bearing units. Established in 1989, the company employs between 11 and 50 people and operates a factory with nearly 200 production equipment. They are certified with ISO 14001, ISO9002, and ISO14001, demonstrating a commitment to quality and environmental management. Their product portfolio includes a wide range of steel balls such as carbon steel balls (0.5-150 m/m), stainless steel balls (0.8-80 m/m), chrome steel balls, brass balls, copper balls, grinding balls, polishing balls, and high precision glass balls. They also produce spherical bearings, eccentric sleeves, and adapter sleeves, including SN brand stainless steel and chrome steel spherical units (UC, UCX, UK, HC, SB, SA, SC, SER, UOOO, KOOO). The company offers custom specifications for various special stainless steel, copper, and ceramic balls. With advanced manufacturing capabilities, including large-scale CNC boring and milling machines, Changzhou Wujin Sunan Bearing Co., Ltd. provides high-quality components for bearings and bicycles to a global customer base.