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by Tubotech Alloys Inc
Tubotech Alloys is a leading manufacturer, supplier, and exporter of ASTM A194 Grade 2H Fasteners in Italy, offering premium-quality fastening solutions for high-pressure and high-temperature applications. ASTM A194 Grade 2H fasteners are widely used in industries such as oil & gas, petrochemical, power generation, refineries, marine, and heavy engineering due to their exceptional strength, durability, and reliability.
Manufactured in compliance with international standards, our ASTM A194 Grade 2H Nuts and Fasteners provide excellent mechanical properties and are designed to withstand extreme operating conditions. Tubotech Alloys supplies ASTM A194 Grade 2H fasteners in various sizes, dimensions, and specifications to meet the diverse requirements of industrial projects across Italy.






Tubotech Alloys offers a comprehensive range of ASTM A194 Grade 2H Fasteners, including:
Our products are available in metric and imperial sizes with customized coatings and finishes 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 |
The controlled chemical composition ensures excellent hardness, strength, and resistance to deformation under demanding service conditions.
| Property | Value |
|---|---|
| Tensile Strength | 700 MPa Min |
| Yield Strength | 485 MPa Min |
| Hardness | 24 – 35 HRC |
| Elongation | 16% Min |
| Heat Treatment | Quenched and Tempered |
These mechanical properties make ASTM A194 Grade 2H fasteners ideal for high-pressure bolting systems and elevated temperature environments.
ASTM A194 Grade 2H Fasteners are extensively used in:
Their superior strength and reliability make them a preferred choice for critical bolted connections.
All ASTM A194 Grade 2H fasteners undergo strict quality inspections and testing procedures to ensure compliance with international standards.
We maintain a large inventory of ASTM A194 Grade 2H nuts and fastening solutions in various sizes and specifications.
Tubotech Alloys offers cost-effective solutions without compromising product quality.
We have extensive experience supplying ASTM A194 Grade 2H Fasteners throughout Italy and international markets.
Our efficient logistics network ensures prompt and reliable deliveries for urgent industrial requirements.
Our experienced team assists customers in selecting the most suitable fasteners for their specific applications.
These fittings are crucial in ensuring smooth, dependable, and ordinary fluid and gas waft at some stage in various high-stakes programs.
| Specification | Details |
|---|---|
| Standard | ASTM A194 Grade 2H |
| Product Type | Heavy Hex Nuts, Hex Nuts, Lock Nuts, Coupling Nuts |
| Size Range | M6 to M100 and Custom Sizes |
| Thread Type | UNC, UNF, Metric |
| Finish | Black Oxide, Plain, Zinc Plated, Hot Dip Galvanized |
| Heat Treatment | Quenched and Tempered |
| Application Temperature | High Temperature Service |
| Standards Compliance | ASTM, ASME, ANSI, DIN, ISO |
Tubotech Alloys supplies ASTM A194 Grade 2H Fasteners to industries across Italy, including:
ASTM A194 Grade 2H Fasteners are high-strength carbon steel nuts and fastening components designed for high-pressure and high-temperature bolting applications.
They are commonly used in oil and gas plants, refineries, pressure vessels, boilers, power plants, and petrochemical industries.
ASTM A194 Grade 2H fasteners typically have a hardness range of 24–35 HRC after heat treatment.
Yes, Tubotech Alloys offers customized sizes, thread forms, coatings, and specifications according to customer requirements.
Their excellent tensile strength, heat-treated construction, and superior load-bearing capability make them ideal for critical high-pressure and elevated-temperature environments.
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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