Weifang Yuanyao Casting Co., Ltd, established in 2002 in Weifang City, China, is a manufacturer specializing in ductile iron grooved systems. The company operates as a contract manufacturer with approximately 400 employees and an annual production capacity of about 15,000 tons. Their facilities cover an area of 888,000 square meters and include two automatic molding disa lines, with an additional disamatic automatic line under construction. Weifang Yuanyao Casting Co., Ltd specializes in products such as Grooved Couplings, Grooved Fittings, Shoulder Couplings, and HDPE Couplings. Their grooved coupling and fitting products are approved by UL, ULC, and FM, and the company holds ISO 9001 certification. They are also pursuing additional certifications including CNBOP, VDS, and LPCB.
Product customizationOffers full customization for design and features.
Established brandFounded in 2002, with over 20 years of industry experience.
Low MOQOffers low minimum order quantity options.
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Grooved Fitting
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Certifications
ISO 9001
1
International Organization for Standardization 9001
UL
1
Underwriters Laboratories
LPCB
1
Loss Prevention Certification Board
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Jinan Haoyang Casting & Forging Co., Ltd.
🇨🇳 China
2008101-200 peopleManufacturer
OEM manufacturer
Product customization
ODM manufacturer
Key market
North America
Description
Jinan Haoyang Casting & Forging Co., Ltd. is a leading professional manufacturer of grinding media and wear-resistant components based in Jinan, Shandong Province, China. Established with roots dating back to 1985 and operating from a 50,000 square meter facility, the company specializes in the production of high-quality forged and cast steel balls, grinding rods, and cylpebs. With a workforce of approximately 200 employees and over 50 production lines, the company maintains an annual production capacity of up to 70,000 metric tons.
As an ISO 9001 certified manufacturer, Jinan Haoyang provides a comprehensive range of products including forged steel grinding balls (20mm to 150mm), high, medium, and low chrome casting balls, and grinding rods. Their products are engineered for high hardness, wear resistance, and durability, serving critical industries such as mining, cement production, metallurgy, and power generation. In addition to grinding media, the company offers a diverse portfolio of steel flanges, including carbon, stainless, and alloy steel variants, as well as mill liners.
Jinan Haoyang operates as a contract manufacturer providing OEM and ODM services to meet specific client requirements. The company holds independent import and export rights, shipping approximately 35,000 tons annually to international markets including the United States, Chile, South Africa, Peru, and Southeast Asia. Their commitment to international standards and technical expertise has established them as a reliable partner for global mineral processing and industrial operations.
Weifang Yinuo Casting Co., Ltd. is a high-tech manufacturer and trading company based in Weifang, Shandong Province, China, specializing in the development and production of ductile iron grooved fittings since 2001. Operating from a facility that covers over 68,000 square meters across multiple branch factories, the company maintains an annual production capacity exceeding 50,000 tons. Their extensive product portfolio includes rigid and flexible couplings, mechanical tees, grooved elbows, reducers, crosses, flanges, and pipe caps, primarily serving the fire protection, water supply, sewage, and HVAC industries.
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