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by Tubotech Alloys Inc
Tubotech Alloys is a leading manufacturer, supplier, and exporter of ASTM A194 Grade 2H Fasteners in Germany, offering premium-quality heavy hex nuts and fastening solutions for high-pressure and high-temperature applications. Our ASTM A194 Grade 2H Fasteners are manufactured according to international standards and are widely used in petrochemical plants, oil & gas industries, power generation facilities, refineries, and construction projects throughout Germany.
Known for their exceptional strength, durability, and corrosion resistance, ASTM A194 Grade 2H Nuts and Fasteners are heat-treated carbon steel fasteners designed to work with ASTM A193 Grade B7 bolts and other alloy steel bolting materials. Tubotech Alloys supplies these fasteners in various sizes, dimensions, and specifications to meet diverse industrial requirements.






We offer a comprehensive range of ASTM A194 Grade 2H Fasteners, including:
Our fasteners are available in standard and customized dimensions to suit specific industrial applications.
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.40 – 0.55 |
| Manganese (Mn) | 0.60 – 1.35 |
| Phosphorus (P) | 0.048 Max |
| Sulfur (S) | 0.058 Max |
| Silicon (Si) | 0.15 – 0.35 |
| Property | Value |
|---|---|
| Tensile Strength | 700 MPa Min |
| Yield Strength | 415 MPa Min |
| Hardness | 24 – 35 HRC |
| Elongation | 16% Min |
| Heat Treatment | Quenched and Tempered |
| Specification | Details |
|---|---|
| Standard | ASTM A194 Grade 2H |
| Material | Heat Treated Carbon Steel |
| Size Range | M6 to M100 |
| Thread Type | UNC, UNF, Metric |
| Form | Nuts and Fasteners |
| Finish | Plain, Black Oxide, Zinc Plated, Hot Dip Galvanized |
| Standards | ASTM, ASME, DIN, ISO, BS |
| Applications | High Pressure and High Temperature Services |
ASTM A194 Grade 2H Fasteners are extensively used in:
Their high tensile strength and excellent load-bearing capability make them suitable for critical bolted connections.
These fittings are crucial in ensuring smooth, dependable, and ordinary fluid and gas waft at some stage in various high-stakes programs.
Every fastener undergoes stringent quality inspections and testing to ensure compliance with ASTM standards.
We maintain a large stock of ASTM A194 Grade 2H Fasteners in Germany for quick delivery and reduced lead times.
Tubotech Alloys offers cost-effective fastening solutions without compromising quality.
We provide customized dimensions, coatings, and specifications according to client requirements.
With a strong international supply network, we ensure timely deliveries across Germany and Europe.
Our experienced team assists customers in selecting the most suitable fastening solutions for their applications.
As a trusted ASTM A194 Grade 2H Fasteners Supplier in Germany, Tubotech Alloys is committed to delivering high-performance fastening products that meet the demanding requirements of industrial sectors. Our dedication to quality, customer satisfaction, and competitive pricing makes us a preferred choice for ASTM A194 Grade 2H nuts and fasteners worldwide. Get in Touch With Us Now.
ASTM A194 Grade 2H Fasteners are heat-treated carbon steel nuts designed for high-pressure and high-temperature bolting applications, commonly used with ASTM A193 Grade B7 bolts.
These fasteners are widely used in oil and gas, petrochemical, power generation, chemical processing, construction, and marine industries.
Yes, they offer good corrosion resistance and can be supplied with protective coatings such as zinc plating, black oxide, and hot-dip galvanizing.
They are available in various sizes ranging from M6 to M100 and can also be customized according to project requirements.
Tubotech Alloys offers premium quality products, competitive pricing, comprehensive stock availability, customized solutions, and reliable delivery throughout Germany and Europe.
Upgrade your assembly with Tubotech for excellence and built to closing. Contact us nowadays to get a quote or examine more about our product range.
Tubotech delivers precision-engineered tubing, fittings, and fasteners with innovative solutions and customizable options. Trusted for quality and durability, we serve industries requiring reliable, high-performance piping and instrumentation products.
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