Dang Steel, a top-notch manufacturer and supplier based in Da Nang, Vietnam, proudly presents its high-quality **Alloy Steel Grade 8.8 Fasteners**. These fasteners are crafted for exceptional strength, reliability, and resistance to corrosion. With a commitment to precision and strict adherence to international standards, Dang Steel ensures that these fasteners deliver consistent performance in critical industrial applications. Trusted across various sectors, including automotive, construction, machinery, and heavy equipment, Dang Steel’s Grade 8.8 Fasteners are known for their impressive tensile strength and durability, making them perfect for secure fastening in demanding environments. Their unique blend of toughness and wear resistance makes them a go-to choice for engineers and manufacturers looking for dependable and long-lasting fastening solutions.
**Alloy Steel Grade 8.8 Fasteners** are primarily made from carbon steel, with carefully controlled amounts of manganese, chromium, and silicon. They are often quenched and tempered to boost their strength. These fasteners boast a tensile strength of 800 MPa and a yield strength of 640 MPa, offering excellent toughness, wear resistance, and moderate corrosion resistance. Thanks to their optimized composition and heat treatment, they maintain structural integrity even under high loads and stress, making them ideal for critical fastening applications in heavy-duty industrial and mechanical settings.
Standard : DIN EN ISO 4014 & 4017 DIN 931 / 933 & IS 1364 / IS 1363
Size : Dia M 20 to 100 mm / Inch 3/4″to 3.1/2″
Finish : Plain / Zinc plated / Hot dip galvanised
Types : Nuts, Bolts, Screws, Sockets, Studs, Screw, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Socket Head Cap Screw, Washers, Spring Washers, Studs, Anchors
| Alloy Steel 8.8 | C | Mn | P | S | Si | Ni | Cr |
| 0.15 max | 1.00 max | 0.040 | 0.030 | 1.00 max | – | 11.50-13.50 |
| Grades | Size Range | PS [MPa] | YS (min) [MPa] | TS (min) [MPa] | Hardness [Rockwell] |
| Class 8.8 | Under M16 | 580 | 640 | 800 | |
| 17-72 | 600 | 660 | 830 | C23–34 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hexagon Bolts / Set Screws | Stud Bolts | Hexagon Nuts | Socket Capscrews |
|---|---|---|---|
DIN 931 | BS4882 | DIN 934 | DIN 912 |
DIN 933 | DIN 976 | BS 1768 | DIN 6912 |
BS 1768 | BS 1769 | DIN 7984 | |
UNI 5731 | BS 1083 | ANSI B18.3 | |
UNI 5739 | BS 3692 | ISO 4762 | |
ISO 4014 | ISO 4032 | UNI 5931 | |
ISO 4017 | ISO 4033 | BS 2470 | |
BS 1769 | ANSI B18.2.2 | BS 4168 | |
BS 3692 | |||
ANSI B18.2.1 | |||
Socket & Slotted Set Screws | Socket & Slotted Countersunk Screws | Studs | Washers |
DIN 913 | DIN 963 | DIN 938 | DIN 125 |
DIN 914 | DIN 7991 | DIN 939 | DIN 9021 |
DIN 915 | BS 4168 | DIN 2510 | BS 4320 |
DIN 916 | BS 1981 | BS 4439 | BS 3410 |
DIN 551 | BS 483 | BS 2693 | |
DIN 553 | BS 2470 | Spring Washers | |
DIN 438 | DIN 127 | ||
BS 4168 | BS 4464 | ||
BS 1802 |
You’ll find **Alloy Steel Grade 8.8 Fasteners** widely used in industries that demand high-strength fastening solutions. In the automotive sector, they secure engine components, suspension systems, and chassis assemblies. The construction industry relies on them for structural frameworks, bridges, and heavy equipment assembly. Additionally, machinery and industrial equipment utilize these fasteners for turbines, compressors, and high-load assemblies. Their strength, durability, and wear resistance make them perfect for critical joints, ensuring safety, stability, and a long service life in challenging operating conditions.
Dang Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Da Nang, Vietnam.
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