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June17 - June19, 2025
National Exhibition and Convention Center（Shanghai）
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Ningbo Dongxin High-Strength Nut Co., Ltd. was established in 1992, located in Ningbo, China. Our company mainly produce high strength fasteners. We always put quality in the first place, with the continuous development of Dongxin, Dongxin has a good reputation in the fastener industry of Oil Field, Petrochemical Industry, Heavy Engineering Industry, Construction Industry and Wind Power Industry. We have been certified by API-20E,PED,CE-EN 14399,CE-EN 15048 and ISO 9001-2015.
Heavy Hex Nuts ASTM A1942H / 2HM / Grade 7 / 7L/7M ；A563 C,DH，10S AS 1252 / 1121 ；JIS 1186 ISO 4032 /DIN 934 / 6915 /EN 14399 /UNI 5587
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