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Material: Carbon Steel, Stainless Steel(5.8 (free-cutting steel shall not be used, and the carbon content shall not be higher than 0.2%).)
Standard: Q C/T598©&IFI 148 (UR) - 2002,DIN34817
M8 Welding Bolt 10b21 Class 8.8 10.9 Square 3 Projections Under Head Sun Roof Weld Bolt Automotive Fasteners
These studs have a broad base that distributes the load and projections that concentrate the weld. The length listed is the overall length.
①, Material: Maximum carbon content Cmax = 0.25% standard DIN EN 10263-4; performance class 8.8, DIN EN 10263-4 - 2018
Steel rods, cold-headed and cold extruded bars and wires
Note: In addition to Cmax = 0.25%, a maximum carbon equivalent CEVmax = 0.5% is recommended to ensure weldability, carbon steel (Cmax = 0.25%), DIN EN 10263-4
Thread standard: DIN ISO 965-1
Surface finish: The surface roughness is specified in DIN 267-2.
Precision Welding Screws DIN 34817
Welding screws with round heads and metric thread, according to DIN 34817, are a reliable solution for professional welding applications. Available in a variety of materials and strength classes, including 8.8, A2, and A4, these screws provide excellent stability and durability of connections.
Excellent Durability and Corrosion Resistance
DIN 34817 zinc-plated (Zn) screws offer not only excellent strength but also corrosion resistance, which is crucial for long-term use in a variety of atmospheric and industrial environments. The round head and precise metric thread guarantee easy and reliable welding, translating into high assembly efficiency.
Product Specification
Name: Projection weld screws - pilot point
Material: Carbon steel, Stainless steel.Brass
Advantages of self-guiding welded bolts:
(1) It can solve the problem of thread cross-threading. Significant cost savings by avoiding downtime, rework, and scrap costs associated with cross-threading.
(2) The built-in guide can automatically correct the installation deviation angle, which greatly improves the installation efficiency.
(3) Insensitive to assembly speed.
(4) Lighter and more versatile than other specialty fasteners.
Size Can also be According to the Customer's requirement for manufacturing, please check the detailed specification sheet details PDF, CAD, 145-146 Page See more product details.
Product Packaging
Packaging: The inner packaging is a plastic bag, and the outer packaging is a carton. Then the tray. Carton size: 29*19*19.5CM and 23.5*17.5*8, CM and pallet size: 215*100*90CM, or as your request
Product Pictures
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