| Standard: |
IFI-111,DIN6921 |
| Diameter: |
1/4"-1 1/2",M5-M36 |
| Length: |
≤800mm or 30" |
| Material: |
Carbon Steel, Alloy Steel, Stainless Steel, Brass |
| Grade: |
SAE J429 Gr.2, 5,8; ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9;A2-70,A4-70,A4-80 |
| Thread: |
M,UNC,UNF |
| Finish: |
Plain,Black oxide, Zinc Plated(Clear/Blue/Yellow/Black), H.D.G, Nickel, Chrome,PTFE,Dacromet,Geomet,Magni,Zinc Nickel,Zinteck. |
| Packing: |
bulk in cartons (25kg Max.)+wood Pallet or according to customer special demand |
| Application: |
Structural Steel; Metal Buliding; Oil&Gas;Tower&Pole; Wind Energy; Mechanical Machine; Automobile: Home Decorating |
| Equipments: |
Caliper, Go&No-go gauge, Tensile test machine, Hardness tester, Salt spraying tester, H.D.G thickness tester, 3D detector, Projector, Magnetic flaw detecter,Spectrometer |
| Supply Ability: |
1500 tons per month |
| MinimumOrder: |
500KG or according to customer demand |
| Trade Term: |
FOB/CIF/CFR/CNF/EXW/DDU/DDP |
| Payment: |
T/T, L/C,West union,Paypal.etc |
| Market: |
Europe/South&north Amrica/East&South east Asia/Middle East/Australia and ect. |
| Professional: |
More than 10 years experience in fasteners industry Our Main market is North&South America and proficient in DIN/ASME/ASTM/IFI standard. |
| Our advantage: |
One-stop shopping; High quality; Competitive price; Timely delivery; Technical support; Supply Material and Test Reports; Samples for free |
| Notice: |
Please lets know the Size, quantity, Material or Grade, surface, If it is special and Non-standard products, please supply the Drawing or Photos or Samples to us |
| |
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Product Parameters
NUTS
Nuts are parts that are screwed together with bolts or screws for fastening. All production machinery must use a component. According to different materials, it is divided into carbon steel, stainless steel, non-ferrous metals, etc.
SCREWS
Screws are a "mass product", not a handicraft. In mass production, we will achieve high precision, stable quality and popular price to supply consumers.
Detailed Photos
Din 6921 flange bolts
The flange bolt is composed of hexagon head and flange plate (the gasket under the hexagon and the hexagon is fixed together) and the screw (cylinder with external thread). It needs to be matched with the nut to fasten the parts connecting the two through holes. If the nut is unscrewed from the bolt, the two parts can be separated, so the bolt connection is a detachable connection.
Apply metric coarse and fine thread grade a hexagonal flange bolts with thread diameter of 5-20mm.
Material, carbon steel
Thread tolerance: 6g
Property grade: carbon steel (DIN ISO 898) 8.810.912.9
Tolerance requirements: a according to DIN ISO 4759
Surface form: blackening treatment (heating or chemical), surface roughness according to din267, permissible surface defects according to din267, hot dip galvanizing according to din267
Detection and test methods: hardness test, tensile test, impact test, decarburization test, surface defect inspection, chemical analysis, measuring tool test, torque coefficient test, salt spray test
Hexagon flange bolt is widely used in industry because of its precise decoration, strong endurance and other characteristics. It is widely used in highway and railway bridges, including industrial and civil buildings, cranes, excavators and other heavy machinery.
BOLT
Bolts are mechanical parts and are cylindrical threaded fasteners with nuts.
1.Strict quality control.
2.Very competitive price.
3.OEM Accepted.
4.The shortest delivery.
5.Best service.
6.According to drawing or samples.
7.Customer's Design and Logo are welcome.
Company Profile
Company Profile
1.Our company is a leading exporter in the fasteners industry, offering integrated services encompassing design, development, production, sales, and after-sales support. Specializing in the manufacturing of screws, anchors, bolts, nuts, and related accessories, we prioritize technological advancement and adhere rigorously to quality management standards throughout our production processes. With a robust presence in over 70 countries and regions spanning Middle east, Russia, Asia, Europe, Africa and America. we are committed to delivering high-quality products, innovative design, and attentive service. We eagerly anticipate fostering long-term partnerships with you.
2.Viber Screw boasts over two decades of expertise in the precision manufacturing of screws, anchors, and bolt-and-nut accessories. Our versatile product range ensures seamless compatibility with various applications. Furthermore, we offer customizable options for surface color, length, and thickness to meet your specific requirements. Leveraging superior materials, cutting-edge design, and meticulous attention to detail, we guarantee optimal performance and reliability for your fastening needs. Count on Viber Screw as your steadfast ally.
3.Our screw products find extensive applications across diverse sectors including construction, ports, electricity, steel shipbuilding, petrochemicals, mining, railways, metallurgy, automotive manufacturing, marine engineering, and aviation, among others. With a comprehensive lineup of fasteners and flexible OEM/ODM support, we prioritize safety and environmental compliance in all our materials. We invite you to explore our offerings and experience our commitment to quality service, competitive pricing, and efficient business management.
FAQ
Packaging & Shipping
Packaging & Shipping
Package details
1. 25kgs per bag
2. 25kgs per bag with pallet / 25kgs per carton with pallet
Our Advantages
1.Samples charge: Usually samples are free for existing mold, but you have to pay for shipping, and you can also provide paid samples at your request,sampling time is 5-7days.
2.Rapid Response
3.Shortest Delivery
4.Low MOQ
FAQ
Q: What's your Hot sale products?
A:Drywall screws,Chipboard screws,Wood Screws,Self Tapping Screws,Self Drilling Screws,Gypsum Screw,Roofing Screw,Truss Head screwsws and other Special screws.
Q: Are you trading company or manufacturer?
A: We are manufacturer. Our production manager has over 15 years production experience on Screws.
Q: How long is your delivery time?
A: Generally it is10-15 days if the goods are in stock. or it is 4-5 weeks if the goods are not in stock, it is according to quantity.
Q: Do you provide samples? is it free or extra?
A: Yes, we could offer the sample for free charge but consumer should pay the freight first.
Q: Why choose us?
A: 1) Reply you in 24 working hours.
2) Experienced staffs would like to answer all your questions in time.
3) Customized design is available. ODM&OEM are welcomed.
4) Special discount and protection of sales are provided to our consumers.
5) As an honest exported seller, We are a professional manufacturer,quality quotation, good service, skilled technicians to ensure our products to be finished in high quality and stable feature.
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