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by Tubotech Alloys Inc
Tubotech Alloys is a leading supplier and exporter of ASTM A194 Grade 2H Fasteners in the Netherlands, offering premium-quality heavy hex nuts and fastening solutions for high-pressure and high-temperature applications. ASTM A194 Grade 2H fasteners are widely used with ASTM A193 B7 studs and bolts in critical industrial environments such as oil & gas, petrochemical, power generation, offshore platforms, and chemical processing industries.
Our ASTM A194 Grade 2H Fasteners in the Netherlands are manufactured in compliance with international standards to ensure excellent strength, durability, corrosion resistance, and reliable performance under extreme operating conditions. Tubotech Alloys supplies ASTM A194 Grade 2H nuts and fasteners across Rotterdam, Amsterdam, Eindhoven, Utrecht, and other industrial regions of the Netherlands.






| Specification | Details |
|---|---|
| Standard | ASTM A194 Grade 2H |
| Material | Carbon Steel, Heat Treated |
| Size Range | M6 to M100, ¼” to 4″ |
| Thread Type | UNC, UNF, Metric, BSW |
| Form | Hex Nuts, Heavy Hex Nuts, Lock Nuts |
| Finish | Plain, Black Oxide, Zinc Plated, Hot-Dip Galvanized, PTFE Coated |
| Standards | ASTM, ASME, DIN, ISO |
| Applications | High Pressure & High Temperature Services |
Tubotech Alloys offers a comprehensive range of ASTM A194 Grade 2H Fasteners, including:
| Element | Composition (%) |
|---|---|
| Carbon (C) | 0.40 – 0.50 |
| Manganese (Mn) | 0.60 – 1.35 |
| Phosphorus (P) | 0.048 Max |
| Sulfur (S) | 0.058 Max |
| Silicon (Si) | 0.15 – 0.35 |
| Property | Value |
|---|---|
| Hardness | 24-35 HRC |
| Proof Load | 175 ksi (Minimum) |
| Tensile Strength | Approx. 125 ksi (Minimum) |
| Yield Strength | Approx. 105 ksi (Minimum) |
| Heat Treatment | Quenched and Tempered |
| Operating Temperature | Suitable for Elevated Temperature Applications |
ASTM A194 Grade 2H Fasteners are extensively used in:
Used in drilling equipment, pipelines, pressure vessels, and offshore platforms.
Suitable for reactors, heat exchangers, and high-pressure processing systems.
Used in thermal power plants, boilers, turbines, and steam systems.
Ideal for corrosive and high-temperature processing equipment.
Provides reliable fastening performance in harsh offshore environments.
Widely used in refinery piping systems, flange connections, and structural assemblies.
These fittings are crucial in ensuring smooth, dependable, and ordinary fluid and gas waft at some stage in various high-stakes programs.
Tubotech Alloys is recognized as a trusted ASTM A194 Grade 2H Fasteners Supplier in Netherlands due to our commitment to quality, reliability, and customer satisfaction.
We source high-grade raw materials and maintain strict quality control procedures.
Large stock availability ensures quick delivery throughout the Netherlands.
Cost-effective solutions without compromising product quality.
Products are manufactured according to ASTM, ASME, DIN, and ISO standards.
Efficient logistics network enables prompt deliveries across Europe.
Expert guidance for selecting the right fastening solutions for industrial projects.
Tubotech Alloys supplies ASTM A194 Grade 2H Fasteners to industries across Rotterdam, Amsterdam, The Hague, Eindhoven, Groningen, Utrecht, and other regions of the Netherlands. Our commitment to quality and customer service has made us a preferred partner for industrial fastening solutions worldwide.
ASTM A194 Grade 2H Fasteners are heat-treated carbon steel nuts designed for use in high-pressure and high-temperature bolting applications, typically paired with ASTM A193 B7 studs and bolts.
These fasteners are widely used in oil and gas, petrochemical, power generation, refineries, marine, and chemical processing industries.
Yes, ASTM A194 Grade 2H Fasteners are specifically designed to perform reliably in elevated temperature and pressure environments.
They are available in plain, black oxide, zinc-plated, PTFE-coated, and hot-dip galvanized finishes.
Tubotech Alloys offers premium quality products, competitive pricing, international standard compliance, fast delivery, and dedicated technical support across the Netherlands.
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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