🔩 Screws Specifications – Dots Fasteners
At Dots Fasteners, we manufacture and supply an extensive range of high-performance industrial screws suitable for applications across construction, engineering, automotive, and heavy machinery industries. Our screws are available in both imperial and metric sizes and are crafted from high-grade raw materials, ensuring unmatched durability, corrosion resistance, and precision.
📏 Screw Size & Range
- Imperial Size: 3/8″ to 8″
- Metric Size: M10 to M100
- Length: 3 mm to 1000 mm
- Thread Types: UNF, UNC, BSW, BSF, METRIC, or as per client requirement
📚 Screw Standards (DIN & ASME)
- DIN: DIN 84, 85, 912, 916, 931, 933, 960, 961, 963, 964, 965, 966, 6912, 6921
- ASME: B18.2.1, B18.3, B18.6.2, B18.6.3, B18.6.4, B18.7
🧱 Form & Design
- Forms: Hex, Threaded, Round, Square, Custom Shapes
- Head Drives: Six-Lobe, Phillips, Phillips/Slot, Slotted, Custom on request
- Thread Configurations:
- ASME B1.1 (2A/3A – 2B/3B Inch Unified Threads)
- ASME B1.13M (6h-6G Metric Coarse Threads)
🏗️ Manufacturing & Materials
- Production Process:
- M2–M24: Cold Forging
- M24–M100: Hot Forging
- Custom: CNC Machining
- Raw Material Source: JSPL, Mukund Steel, Tata Steel, Dhamm Steel, Usha Martin
- Dual Certified: As per ASTM & ASME Codes
🧪 Surface Coatings & Finishes
- Coatings:
- PTFE
- Phosphate
- Teflon
- Zinc (Blue, Yellow, Black, White)
- Hot Dip Galvanizing
- Cadmium
- Xylon
- Finishes:
- Self-Colour
- Bright Zinc Plated (BZP)
- Passivated
- Sherardized
- Dacromet
- Zinc-Nickel Plated
- Black Oxide
- Anodizing
📄 Certifications
- Test Certificates: EN 10204 / 3.1 Manufacturer Test Certificate
- Additional: PED 97/23/EC, Merkblatt AD 2000 W2
📦 Packing Options
- Bulk Packing: Carton, Pallet
- Custom Packing: Small Boxes / Cartons / Pallets as per client requirements
🔧 Popular Screw Types
- Hex Head Cap Screws
- Socket Head Cap Screws
- Anchor Screws
- Blind Rivets
- Machine Screws
- Shoulder Screws
- Concrete Screws
- Panel Screws
- Threaded Screws
- Socket Set Screws
🛠️ Screws Forms & Availability
| Product Type | Size Availability |
|---|---|
| SS Hex Cap Screws | Imperial: 3/8″ to 8″ / M10 to M100 |
| Stainless Steel Socket Head Screws | |
| Carbon Steel Socket Cap Screws | |
| Alloy Steel Square Head Screws | |
| Incoloy Flange Head Screws | |
| Titanium Button Head Screws | |
| Nickel Round Head Screws | |
| Alloy 20 Oval Head Screws | |
| Hastelloy Hammer Head Screws | |
| Titanium Flat Head Screws | |
| Cu-Ni Truss Head Screws | |
| Monel Dome Head Screws | |
| SMO 254 Pan Head Screws | |
| Inconel Allen Cheese Head Screws |
🔧 Fasteners Types & Categories – Dots Fasteners
At Dots Fasteners, we are a leading manufacturer and global supplier of a comprehensive range of industrial fasteners. Our product line supports global standards and includes customized solutions for specialized applications across various sectors like automotive, construction, heavy engineering, and infrastructure.
🔩 Fastener Manufacturer Types
- Bolt Manufacturer
- Nut Manufacturer
- Screw Manufacturer
- Washer Manufacturer
- Stud Bolts Manufacturer
- Stub Bolts Manufacturer
- Ring Fasteners Manufacturer
- Coated Fasteners Manufacturer
- Custom Fasteners Manufacturer
🌐 Standard Fasteners Manufacturer
We manufacture fasteners as per various international and national standards:
- DIN Fasteners Manufacturer (German Standards)
- ASME Fasteners Manufacturer (American Society of Mechanical Engineers)
- SAE Fasteners Manufacturer (Society of Automotive Engineers)
- ISO Fasteners Manufacturer (International Standards)
- IS Fasteners Manufacturer (Indian Standards)
- BS Fasteners Manufacturer (British Standards)
- PN Fasteners Manufacturer (Polish Standards)
- UNI Fasteners Manufacturer (Italian Standards)
- EU Fasteners Manufacturer (European Standards)
🧪 Coated Screws Types & Manufacturers
We provide a wide variety of surface coatings for enhanced corrosion resistance, appearance, and performance:
- PTFE Coated Screws Manufacturer
- Hot Dip Galvanized Screws Manufacturer
- Yellow Zinc Plated Screws Manufacturer
- Blue Zinc Plated Screws Manufacturer
- Black Zinc Plated Screws Manufacturer
- Zinc Cobalt Plated Screws Manufacturer
- Aluminum Zinc Flake Coated Screws Manufacturer
- Black Phosphate Screws Manufacturer
- Zinc Plated Screws Manufacturer
- Nickel Plated Screws Manufacturer
- Chrome Plated Screws Manufacturer
- Cadmium Plated Screws Manufacturer
- Copper Plated Screws Manufacturer
- Silver Plated Screws Manufacturer
- Tin-Plated Screws Manufacturer
📘 Screw Standards – Global Compliance
Our screws conform to the most widely recognized international specifications:
- DIN Screws Manufacturer (Germany)
- ISO Screws Manufacturer (International Organization for Standardization)
- IS Screws Manufacturer (Indian Standards)
- BS Screws Manufacturer (British Standards)
- ASME Screws Manufacturer (USA)
- SAE Screws Manufacturer (USA Automotive)
- UNI Screws Manufacturer (Italy)
- CSN Screws Manufacturer (Spain)
- PN Screws Manufacturer (Poland)
- EU Screws Manufacturer (European Union)