Naing Steel stands as a trusted partner for industrial progress in Naypyidaw, supplying robust materials that form the backbone of Myanmar’s most demanding projects. We take pride in our role as a premier manufacturer and supplier of Alloy Steel Gr B16 Fasteners, components engineered for exceptional strength and reliability. When your work requires a fastener that can withstand intense pressure and high temperatures, our Gr B16 products offer the resilience needed to ensure structural integrity and long-term safety in critical applications.
The exceptional performance of Alloy Steel Gr B16 Fasteners stems from their specialized composition, primarily a careful balance of chromium and molybdenum. This alloy mix grants them outstanding mechanical properties, including a high tensile strength that resists breaking under immense load. They also maintain excellent creep resistance, meaning they can endure prolonged exposure to high heat without deforming, making them a fundamentally reliable choice for high-stress environments.
Specification :Â ASTM A 193 ASME SA 193
Standard :Â DIN, ASTM, BS and all International Standards
Length :Â 3 mm to B16 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 B16 | C | Mn | P | S | Si | Ni | Cr |
| 0.15 max | 1.00 max | 0.040 | 0.030 | 1.00 max | – | 11.50-13.50 |
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min |
|---|---|---|---|---|---|
| B16 | Up to 2-1/2 | 125 | 105 | 18 | 50 |
| 2-5/8 – 4 | 110 | 95 | 17 | 45 | |
| 4-1/8 – 7 | 100 | 85 | 16 | 45 |
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 |
These unique properties make Alloy Steel Gr B16 Fasteners indispensable in sectors where failure is not an option. You will find them securing critical components in high-pressure piping systems, power generation plants, and oil and gas refineries. They are the preferred choice for flanges, valves, and pressure vessels, providing the essential clamping force that keeps everything safely contained under extreme operational conditions, ensuring both operational continuity and workplace safety.
Naing 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 Naypyidaw, Myanmar.
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