| Customization: | Available |
|---|---|
| Material: | Alloy Steel |
| Type: | Hexagon Head |
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M39 Throughout Bolts
| Name | Black Shell Bolt |
| Place of Origin | Ningbo, Zhejiang, China |
| Size | M39 |
| Finish | Anti-rust Oil |
| Head Type | Hex head |
| Material | steel |
| Grade | 12.9 |
| Standard | GB, DIN, ISO, ANSI/ASTM, BS, BSW, etc |
| Non-standards | OEM is available, according to drawing or samples |
| Package | Bulk in master cartons, then on pallets, or according to customers' requirement. |
| Payment | T/T,L/C,D/P, Western Union, Paypal, Money Gram etc |
Mainly Product:
BOLT : DIN933, DIN931, DIN912,DIN603,DIN7985,DIN7991,DIN6921, ASME/ANSI B 18.2.1ASME/ANSIB18.2.3.1M,GB, BSW, ISO Hex bolt , carriage bolt, heavy hex bolt, flange head bolt, achor bolt ectThrough Bolts are robust, full-length fasteners engineered for secure anchoring in high-stress and structural applications. Designed to pass completely through the base material and fasten with a nut and washer, these bolts are widely used across diverse industries including construction, civil engineering, tunneling, bridge building, mining, shipbuilding, power plants, petrochemicals, railways, highways, aerospace, industrial machinery, and heavy vehicle manufacturing.
Their ability to provide deep anchoring and high load-bearing capacity makes them ideal for fixing structural steel, heavy machinery, concrete elements, and large infrastructure components. Through Bolts ensure reliable performance under dynamic loads and are trusted in both static and seismic environments.
Manufactured with precision and tested under strict quality control standards, our Through Bolts are known for their high tensile strength, corrosion resistance, and long service life. We support every order with professional packaging, on-time delivery, and responsive customer service, guided by our core principles: quality assurance, dependable logistics, and customer satisfaction.
Jiaxing Hongsteel Trading Co., Ltd., in partnership with Ningbo Hongsteel Machinery Co., Ltd., proudly stands as a beacon of excellence in advanced manufacturing and international trade under the prestigious name "Hongsteel". With an illustrious record spanning over 16 years, we have carved a niche in the global market by consistently delivering precision-engineered components and offering unbeatable service worldwide.
As a leading force in both manufacturing and trading, we at Hongsteel specialize in crafting non-standard manufactured parts, fasteners, construction machinery components, electric tool parts, and automotive components, among others. Our commitment to excellence extends to providing fully customized solutions that cater to each client's specific needs, ensuring their utmost satisfaction.
Empowered by a team of highly skilled technicians and cutting-edge production equipment, we at Hongsteel guarantee superior efficiency, rigorous quality control, and unwavering product performance at every phase of production. Our state-of-the-art facilities boast certifications like ISO9001, ISO 17025, and SGS, alongside laboratory testing accreditations, affirming our adherence to international quality standards.
At Hongsteel, our ethos revolves around the core values of "quality first, service foremost, and continuous improvement and innovation" to meet and exceed customer expectations. Our relentless pursuit of excellence is encapsulated in our quality objectives: "zero defects, zero complaints." We warmly invite your inquiries and eagerly anticipate forging long-lasting, prosperous partnerships with clients worldwide.
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