Import Grade 8.8 Hexagon Head Bolt — Buy in wholesale FOB from Supplier in China

The Grade 8.8 Hexagon Head Bolt from Wenzhou Yuanzhi Auto Parts Co. Ltd is a high-strength fastener manufactured to meet demanding mechanical applications. It is produced in alloy steel or carbon steel, with a standard grade of 8.8 indicating a tensile strength of 800 MPa and yield strength of 640 MPa. The bolts are available in sizes ranging from M5 to M48, as well as custom non-standard dimensions per customer design, and can be supplied in imperial sizes from #12 to 3/4 inch.

Material options include C70, 65Mn, carbon steel, alloy steel, stainless steel, or brass, with surface finishes such as zinc plating (clear, blue, yellow, or black), black oxide, hot-dip galvanizing (H.D.G), DAC, or GOEMET. Heat treatment processes like passivation, tin plating, sandblasting, anodizing, polishing, electro painting, black anodizing, chrome plating, or hot deep galvanizing are applied based on the application requirements. The bolts conform to international standards including GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, and JIS.

These Grade 8.8 bolts are widely used in automotive, machinery, and construction sectors where high strength and reliability are critical. Buyers typically source them for structural connections, engine components, or heavy-duty assemblies. Wenzhou Yuanzhi Auto Parts Co. Ltd offers flexible trade terms, including small-order acceptance, and supports OEM and ODM requests with customized drawings, decals, or frosted finishes. Samples are available, and packaging options include 100 to 1000 pieces per bag with labels, export-standard cartons, or customer-specific requirements.

Wenzhou Yuanzhi Auto Parts Co. Ltd is based in Wenzhou Economic and Technological Development Zone, Zhejiang, China, at No.168 Hairong Road, Haicheng Street. The company specializes in manufacturing fasteners, including hexagon head bolts, flange bolts, and related components, with a focus on automotive and industrial applications. Its facility is equipped with advanced testing equipment such as tensile test machines, hardness testers, and salt spray testers to ensure product quality.

The supplier holds certifications including IATF 16949, ISO 14001, and ISO 9001, demonstrating compliance with automotive and environmental management standards. It offers design flexibility, accepting OEM and ODM requests with customized drawings and finishes. While the response rate is currently unrecorded, the company emphasizes strong production capacity and timely delivery, with loading ports at Ningbo or Shanghai. Payment terms include 30% deposit in advance and 70% before shipment, or 100% TT in advance.