Established in the industrious heart of Amman, Jordan, Yazan Steel has built a strong reputation as a trusted source for high-performance industrial components. Specializing in precision manufacturing, we take pride in producing top-tier Alloy Steel Gr B5 Fasteners, known for their formidable strength and durability. Our commitment to quality ensures that clients across the region receive reliable, expertly crafted fastening solutions engineered to meet the rigorous demands of their most challenging projects, reinforcing structures and systems where failure is not an option.
Alloy Steel Gr B5 is defined by a specific chromium-molybdenum composition, which gives these fasteners their distinctive properties. This blend results in exceptional mechanical performance, including high tensile strength and good ductility. They are heat-treated to achieve the required hardness and are particularly valued for their ability to maintain integrity under elevated temperatures, offering excellent resistance to creep and relaxation, which is crucial for long-term stability in demanding environments.
Specification :Â ASTM A 194 ASME SA 194
Standard :Â DIN, ASTM, BS and all International Standards
Length :Â 3 mm to 2 mm
Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Types :Â 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 B5 | C | Mn | P | S | Si | Ni | Cr |
| 0.40% min | 1.00% max | 0.040% | 0.050% | 0.40% max | – | – |
| Specification | Material | Nominal Size, In. | Tempering Temp. °F | Proof Load Stress, ksi | Hardness Rockwell | See Note | |
|---|---|---|---|---|---|---|---|
| Min | Max | ||||||
| ASTM A194 Grade B5 | Medium Carbon Steel, Quenched and Tempered | 1/4 – 4 | 1000 | 150 | 159 | 237 | 1,2,3 |
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 | Â | BS 1769 | DIN 7984 |
UNI 5731 | Â | BS 1083 | ANSI B18.3 |
UNI 5739 | Â | BS 3692 | ISO 4762 |
ISO 4014 | Â | ISO 4032 | UNI 5931 |
ISO 4017 | Â | ISO 4033 | BS 2470 |
BS 1769 | Â | ANSI B18.2.2 | BS 4168 |
BS 3692 | Â | Â | Â |
ANSI B18.2.1 | Â | Â | Â |
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 | Â |
DIN 553 | BS 2470 | Â | Spring Washers |
DIN 438 | Â | Â | DIN 127 |
BS 4168 | Â | Â | BS 4464 |
 |  |  | BS 1802 |
The unique high-temperature capabilities of Alloy Steel Gr B5 Fasteners make them indispensable in sectors where heat and pressure are constant factors. You will find them securely bolting together critical components in power generation plants, petrochemical refineries, and high-pressure piping systems. They are the preferred choice for pressure vessels, heat exchangers, and valves, ensuring safe and reliable operation in applications where ordinary steel fasteners would soften and compromise the entire assembly’s integrity.
Yazan 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 Amman, Jordan.
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