These high-grade B7 fasteners have greater empathy for hydrogen, oxygen, and nitrogen gases. We are a much-admired industry that is fully involved in offering high-quality B7 Fasteners. Also, these fasteners vary in different standards and customer specifications. These B7 Fasteners vary in various lengths, sizes, standards, etc. These high-graded B7 Fasteners exhibit many good properties, and today these fasteners are used in many industrial applications like waste processing, defence, aerospace, etc. A few features that are possessed by these fasteners are Corrosion resistant, Anti-corrosiveness, Durability, Ruggedly construction, Rust free, Pitting and oxidation resistance, Long-lastingness, Crevice corrosion resistance, stress corrosion cracking resistance, Fully pure and many more.
Dalloyed Works is a well-renowned manufacturer, exporter, and supplier of a comprehensive range of B7 Fasteners. Dalloyed Works, before the shipment of the ordered consignments, we are mandatorily testing the complete ranges of B7 Fasteners. The primary purpose behind trying these high-graded fasteners is only to check the product quality. The testing that we perform in our industry includes destructive and non-destructive.
Next Fasteners Products : High Tensile B8
B7 Fasteners Specifications | ASTM A193 , ASME SA193 |
Standard of High Tensile B7 Fasteners | DIN, ASTM, BS and all International Standards |
B7 Fasteners Length | 3 mm to 200 mm |
B7 Nuts Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
B7 Bolt / Screw Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
B7 Machine Screws Size | M1.6 - M12 |
B7 Washers Size | M3 - M56 | 3/6" to 2" | Custom Sizes |
Raw Material Description | Alloy steel, AISI 4140/4142 quenched and tempered |
B7 Fasteners Type | Bolts, Nuts, Sockets, Screws, Screw, Studs, Socket Screw, Hex Set Screw, Cap Screw, Machine Screw, Pan Head Screw, Allen Cap screw, Socket Head Cap Screw, Wing Screw, Spring Washers, Washers, Studs, Marine Anchors, Anchors, Hexagon Nut, Nut, Hex Coupling Nut, Hex Nut, Square Nut, Hex Domed Cap Nuts, Hex Head Bolts, Stud Bolts, Socket Hexagon Head Screw,U- Bolts, Anchor Bolt, Mushroom Head Square Neck Bolts, J Bolts, Wing Screw, T-Head Bolts, Foundation Bolts, Eye Bolt,Structural Bolts. |
ASME B18.1.1 | Small Solid Rivets | ASME B18.8.1 | Clevis Pins and Cotter Pins |
ASME B18.1.2 | Large Rivets | ASME B18.8.2 | Taper Pins, Dowel Pins, Straight Pins, Grooved Pins and Spring Pins |
ASME B18.2.1 | Square and Hex Bolts and Screws | ASME B18.9 | Plow Bolts |
ASME B18.2.2 | Square and Hex Nuts | ASME B18.10 | Track Bolts and Nuts |
ASME B18.2.6 | Fasteners for use in Structural Applications | ASME B18.11 | Miniature Screws |
ASME B18.3 | Socket Cap, Shoulder and Set Screws | ASME B18.13 | Screws and Washer Assemblies (Sems) |
ASME B18.5 | Round Head Bolts | ASME B18.15 | Forged Eye bolts |
ASME B18.6.2 | Slotted Head Cap Screws, Square Head Set Screws, and Slotted Headless Set Screws | ASME B18.17 | Wing Nuts, Thumb Screws and Wing Screws |
ASME B18.6.3 | Machine Screws and Machine Screws Nuts | ASME B18.21.1 | Lock Washers |
ASME B18.6.4 | Thread Forming and Thread Cutting Tapping Screws and Metallic Drive Screws | ASME B18.22.1 | Plain Washers |
ASME B18.7 | General Purpose Semi- Tubular Rivets, Full Tubular Rivets, Split Rivets and Rivet Caps | ASME B18.23.1 | Beveled Washers |
Carbon | 0.37-0.49 % D | 0.02 % |
Manganese, max | 0.65-1.10 % | 0.04 % |
Phosphorus, max | 0.035 % | 0.005 % over |
Sulfur, max | 0.040 % | 0.005 % over |
Silicon | 0.15 - 0.35 % | 0.02 % |
Chromium | 0.75-1.20 % | 0.05 % |
Molybdenum | 0.15-0.25 % | 0.02 % |
Diameter mm | Min Tempering Temperature, °C | Tensile Strength min, MPa | Yield strength, min, 0.2% offset, MPa | Elongation in 4D min, % | Reduction of Area, min, % | Hardness, max |
M64 and Under | 593 | 860 | 720 | 16 | 50 | 321 HBW or 35 HRC |
over M64 to M100 | 593 | 795 | 655 | 16 | 50 | 321 HBW or 35 HRC |
over M100 to M180 | 593 | 690 | 515 | 18 | 50 | 321 HBW or 35 HRC |
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