Tongyu Heavy Industry Co., Ltd.
Quality Assurance
American Classification Society certificate
This certificate is a factory recognition certificate issued by the American Classification Society (ABS). The applicable scope of the certificate is as follows: Steel ingots - carbon steel and carbon - manganese steel, with a maximum tonnage of 200 tons; low - alloy steel, with a maximum tonnage of 160 tons; Forgings (including crank - arm forgings) - carbon steel and carbon - manganese steel, with a maximum tonnage of 151 tons; low - alloy steel, with a maximum tonnage of 121 tons.
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Lloyd's Register (LR) certificate
This certificate is a factory recognition certificate issued by Lloyd's Register (LR). The applicable scope of the certificate is as follows: Steel ingots and semi - finished products - carbon steel and carbon - manganese steel, with a maximum tonnage of 200 tons; alloy steel, with a maximum tonnage of 160 tons; Forgings (including crank - arm forgings) - carbon steel and carbon - manganese steel, with a maximum tonnage of 151 tons; alloy steel, with a maximum tonnage of 121 tons; The maximum tonnage of crank - arm forgings is 46.1 tons.
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Russian Maritime Register of Shipping (RMRS) certification
This certificate is a recognition certificate issued by the Russian Maritime Register of Shipping (RMRS). The applicable scope of the certificate is as follows: Steel ingots and semi - finished products - carbon steel and carbon - manganese steel, with a maximum tonnage of 200 tons; alloy steel, with a maximum tonnage of 160 tons; Forgings - carbon steel and carbon - manganese steel, with a maximum tonnage of 151 tons; alloy steel, with a maximum tonnage of 121 tons.
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Welding Quality System Certificate
The certificate is ISO3834-2 welding quality system certification, by the international inspection group (BV) issued. Certificate of application: steel structure products. This certificate marks the welding quality system of Tongyu Heavy Industry Co., Ltd.
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Occupation, Health and Safety Management
The certificate is an occupational health and safety management system certification certificate, issued by Fangyuan Mark Certification Group, the scope of application of the certificate is: the manufacturing and sales of MW level wind power main shafts, pipe moulds, forgings and forging blanks, electroslag remelting ingots, iron castings, steel castings, structural parts, design, development, manufacturing and sales of non-standard nuclear power equipment components (post-processing equipment, experimental equipment and other non-nuclear grade equipment).
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Environmental Management System Certification
This certificate is an environmental management system certification qualified by China Quality Mark Certification Group, which apply to manufacturing and sales of Main shaft for MW grade wind turbine generators, pipe moulds, forgings and the blanks, electric-slag-remelting steel ingots, iron casting, steel castings and structural components; design, development, manufacturing, and sales of non-standard nuclear power equipment component (non-nuclear grade of post-processing equipments experimental equipments,etc.)
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Quality Management System Certification Certificate
The quality management system certification is issued by China Quality Mark Certification Group. The scope of application of the certificate is: the manufacturing and sales of MW wind turbine main shaft, pipe molds, forgings and forging blanks, ESR ingots, iron castings, steel castings, and structural components, as well as the design, development, manufacturing, and sales of non-standard nuclear equipment components (post-processing equipment, experimental equipment, and other non nuclear level). This certificate signifies that the quality management system of Tongyu Heavy Industry Co., Ltd.
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