Phanuphong Steel and Plates, a reputable manufacturer and supplier located in Bangkok, Thailand, focuses on providing top-notch Alloy Steel Gr 2 Fasteners tailored for industrial and engineering needs. With a strong dedication to precision, durability, and adherence to international standards, the company offers a wide array of bolts, nuts, screws, and washers that cater to the rigorous demands of clients across various sectors. Known for their strength, toughness, and wear resistance, Alloy Steel Gr 2 Fasteners are the go-to choice for industries that need dependable fastening solutions in tough environments.
These fasteners are primarily made up of carbon, manganese, phosphorus, and sulfur, along with other alloying elements that boost their strength and toughness. This unique blend strikes a perfect balance between hardness and ductility, enabling them to endure significant stress and pressure. Mechanically, they boast high tensile and yield strength, impressive elongation, and resistance to wear and fatigue. Their consistent performance in fluctuating temperatures and corrosive conditions makes them a reliable option for both heavy-duty and precision applications across various industrial fields.
Specification :Â ASTM A 193 ASME SA 193
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 2 | C | Mn | P | S | Si | Ni | Cr |
| 0.40% min | 1.00% max | 0.040% | 0.050% | 0.40% max | – | – |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| 2 | Up to 2-1/2 | 125 | 105 | 16 | 50 |
| 2-5/8 – 4 | 115 | 95 | 16 | 50 | |
| 4-1/8 – 7 | 100 | 75 | 18 | 50 |
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 |
Alloy Steel Gr 2 Fasteners are extensively utilized in high-strength and durability industries. They find application in construction, automotive, aerospace, heavy machinery, oil and gas, and power generation because of their superior tensile strength and corrosion resistance. They are found in bridges, pipelines, pressure vessels, structural frames, and mechanical assemblies where reliability under harsh conditions is imperative. Their higher hardness and wear resistance make them perfectly suitable for high-pressure and high-temperature uses. They are also applied in marine, defense, and manufacturing industries, providing extended performance in harsh conditions without compromising safety and efficiency.
Phanuphong 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 Bangkok, Thailand.
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