Home > Alloy Steel >Bolt in Alloy Steel Gr 12.9
| Standard | : | ASTM A194 |
| Dimension | : | DIN, ASTM, BS and all International Standards |
| Size | : | M02 to M33 |
| Materials / Grades | : | Alloy Steel HT 12.9 |
| Length | : | UPTO 5 METERS |
| Type | : | Hex Bolt/ Hex Screw, Square Head Bolt, U Bolt, Carriage Bolt, Eye Bolt, T Bolt/ J Bolt/ L bolt, Flange Bolt, Coach Screw etc. |
| Grades | Size Range | PS [MPa] | YS (min) [MPa] | TS (min) [MPa] | Hardness [Rockwell] |
|---|---|---|---|---|---|
| Class 12.9 | 5–100 | 830 | 940 | 1040 | C33–39 |
| Carbon Steel 12.9 | C | P | S | B |
|---|---|---|---|---|
| 0.20-0.55 | 0.025 | 0.025 | 0.003 |
At Sumakhsteel, we’re proud to be the largest supplier and manufacturer in the USA, delivering advanced solutions for every one of your piping requirements. Thanks to our modern production facilities strategically situated across the USA, we maintain an extensive stock of more than 25,000 tons of top-grade materials on hand and ready for immediate use.
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We provide These Alloy Steel Gr 12.9 Bolts in accordance with DIN, ISO, JIS or ANSI Standard.
High Strength: Grade 12.9 bolts are recognized for their outstanding strength, which makes them well-suited to heavy load-bearing uses. They are frequently employed in high-stress settings where ordinary bolts might bend or give way.
Excellent toughness: Alloy steel grade 12.9 bolts display remarkable toughness, enabling them to endure shock and fatigue without fracturing. This quality matters where dynamic loads are frequently encountered.
Water resistance: Alloy steel grade 12.9 bolts are commonly coated or treated to boost their resistance to corrosion. This renders them appropriate for outdoor use or in demanding environments where contact with water, chemicals, or other corrosive substances is a concern.
Heat resistance: These fibres can retain their mechanical properties across a range of temperatures. This trait is significant where temperature changes take place, such as in automotive, aerospace, and industrial machinery.
Durability: Owing to their tremendous strength and hardness, grade 12.9 bolts are exceptionally durable and last far longer than lower-grade bolts. This longevity removes the need for frequent replacements and cuts down on time and maintenance expenses.
Alloy Steel Gr 12.9 Bolts find uses as varied as the industries they cater to, led mainly by the aerospace, railway, construction and automotive sectors, along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Automotive Industry: Grade 12.9 bolts see frequent use in engine assemblies, suspension systems, chassis and other vital automotive components that demand high tensile strength and resistant tensile strength
Structural Engineering: Used in structural engineering ventures like bridges, buildings and infrastructure, delivering strength and stability when subjected to heavy loads and unfavorable conditions
Oil and Gas Sector: Class 12.9 bolts serve in oil rigs, pipelines and refineries, where they have to endure severe conditions, elevated pressures and corrosive weather
Aerospace and Security: These bolts are applied to safeguard critical structures, aircraft parts and military vehicles across the aerospace and security industries, which call for light weight and high strength
Heavy machinery: Employed in producing heavy machinery and equipment, such as construction machinery, mining machinery and agricultural machinery, where durable and reliable
Strength Requirements: Grade 12.9 bolts are recognized for their high tensile strength. Identify the maximum thickness and tension of the bolts in your application to confirm that Grade 12.9 bolts are a good match.
Thread Type and Size: Choose a bolt with a suitable thread type (for instance, coarse or fine) and size for your application to guarantee proper fit and consistency
Heat Resistance: Verify that the bolts can endure the heat of your application without weakening their mechanical properties. Grade 12.9 bolts are typically appropriate for high-temperature applications, but confirm they satisfy your particular temperature needs.
Corrosion Resistance: Think about the environment where the bolts will be applied. For holding water, chemicals, or other corrosive materials, pick a bolt with adequate corrosion resistance, such as a cover or a coating built to withstand corrosion.
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