Adto Fastener Hardware DIN6921 Hexagon Head Flange Bolt Grade 4.8 8.8 10.9 12.9

Product Description

Product Description
Product Information
DIN6921 HEXAGON HEAD FLANGE BOLT GRADE 4.8 8.8 10.9 12.9 Bolt Standards:
DIN6921 - Hexagon flange bolts

Strength Grades:
4.8: Minimum tensile strength of 400 N/mm²
8.8: Minimum tensile strength of 800 N/mm²
10.9: Minimum tensile strength of 1000 N/mm²
12.9: Minimum tensile strength of 1200 N/mm²

Material and Properties:
Carbon steel
Plain carbon steel (e.g. C10, C15, C22)
Alloy steel (e.g. 34CrMo4, 40CrMnMoS8-6)
Provides good strength and hardness
Stainless steel
Austenitic (e.g. A2, A4) - Excellent corrosion resistance
Martensitic (e.g. 1.4006, 1.4021) - Good corrosion resistance and strength

Applications:
General purpose (Carbon steel 4.8, 8.8)
High-strength applications (Alloy steel 8.8, 10.9, 12.9)
Corrosive environments (Stainless steel A2, A4, 1.4006, 1.4021)
Flange connections where a clamping surface is required

Coatings and Finishes:
Plain (uncoated)
Zinc plated (for mild corrosion resistance)
Hot-dip galvanized (for better corrosion resistance)
Stainless steel bolts may have a passivation or polishing finish

Dimensions:

Factory
TEAM
ADTO Group (hardware devision) is a professional factory specializing in the production of parts and components. It has more than 300 product material grades and has experience in batch supply of more than 100 materials. The products have high strength, high precision, high temperature resistance, corrosion resistance, high pressure resistance, fatigue resistance, Emergent advantageous features such as use in complex working conditions. We have strong equipment organization capabilities and no restrictions on product specifications and sizes. We have excellent experience in the fields of stainless steel, special steel, duplex stainless steel, high-temperature stainless steel, special stainless steel, high-temperature alloys, corrosion-resistant alloys, high-strength alloys, high-strength alloy steel and other materials. production and supply experience.
FAQ
Product Information

---

>> Wireless Bluetooth Interactive Whiteboard Smart Board for Smart Office and Teaching Support Android, Mac, Windows, Chrome
>> Customized Hardware Aluminum Die Casting for Remote Control Devices
>> China Amulite Fiber Cement Board /Fibre Cement Sheet/Fiber Cement Panel/Corrugated Cement Sheet Machine
>> Cheap Rechargeable BTE Hearing Aids Suppliers From Shenzhen
>> Anodizing Aluminum Decorative Metal Chain Link Mesh For Door Fly Screen Curtain
>> China made sensor 3000TD-E for power plant
>> Aluminum perforated plate for decorative /high price best quality perforated metal mesh with china supplier
>> Injection Molding Grade Plastic Raw Material Flame Retardant Fr V0 Transparent ABS Pellets Carbon Fiber Reinforced CF20 CF25
>> PVC Inflatable Surfboard Sup Paddle Surf Board
>> Disc Plough Suitable for 11HP 2 Wheeled Walking Tractor
>> Building-Material-Making-Machinery Four Head Corner Crimping Machine for Aluminum Window and Door Making
>> Advertising Signs Industry CNC Wood Carving Machine Woodworking Machinery
>> The titanium rod filter element
>> Personna Flexible OEM Custom Portable Women Rasoir Femme Shaving Bamboo Razors
>> OEM CNC Lathe Machine Aluminum Parts CNC Machining for Electronic Components
>> Full Automatic Complete Plastic Small Bottled Pure Drinking Mineral Water Bottling Filling Machine Line
>> Factory Price Multi Lanes Filling Pack Seasoning Salt Dried Food Powder Plastic Sachet 3 Side Seal Bag Sugar Packing Machine
>> Waste Plastic Milling Machine PVC Plastic Pulverizer Machine
>> Calathea Leopardina Agricultural Plants Nursery Natural Live Plants for Home Decoration
>> Double Working Pleaten Rubber Hydraulic Vulcanizing Press