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High-strength torshear bolts compliant with JISB1186/ASTM A490 standards, featuring blackened bolts with matching hex nuts and washers. Designed for precise torque control in critical structural connections requiring superior strength and reliability.
Product Specifications
Finish
Zinc, Plain
Material
Stainless Steel, Steel
Grade
8.8S, 10.9S, 12.9S
Mark
8.8S, 10.9S, 12.9S
Size
M16-M30; 3/4"-1-1/4"
Standard
F1852 TYPE1, F2280 TYPE1, DIN
Applications
Heavy-duty steel structure factories: Critical beam-column joints subject to dynamic loads and vibrations, ensuring long-term connection stability
Large bridge structures: High-strength, fatigue-resistant fastening at key locations including bridge decks and steel box girders
High-voltage transmission towers: Shear connections in main tower structures, effectively resisting wind loads and lateral forces
Mining and engineering machinery: Robust connections in equipment main structures, withstanding heavy loads and intense impacts
Offshore platforms and port facilities: Critical structural fastening in marine environments with corrosion-resistant surface treatment
Frequently Asked Questions
Does the product comply with both JISB1186 and ASTM A490 standards?
Yes, this product complies with both international standards.
What specific sizes and specifications are available?
Common metric sizes from M16 to M30 are available, with other specifications provided upon request.
What is the "Black" surface treatment process and corrosion resistance?
Typically involves black oxide or phosphating treatment for general rust prevention. Special coatings available for outdoor or highly corrosive environments upon consultation.
What types of structural connections is it mainly suitable for?
Specifically designed for critical connections in heavy steel structures requiring shear and torque control.
What are the minimum order quantity, pricing, and delivery lead time?
Small trial orders accepted. Pricing depends on specifications and quantity, with standard specifications available in stock.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
1996
Total Annual:
50000000-80000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Founded in Jiaxing, Zhejiang Province—one of China’s central manufacturing hubs for mechanical hardware—Jiaxing Xinchuang Hardware Co., Ltd. is a professional manufacturer and exporter specializing in high-strength standard and non-standard fasteners, automotive hardware, and custo... Founded in Jiaxing, Zhejiang Province—one of China’s central manufacturing hubs for mechanical hardware—Jiaxing Xinchuang Hardware Co., Ltd. is a professional manufacturer and exporter specializing in high-strength standard and non-standard fasteners, automotive hardware, and custo...
