Blog et actualités
Comprendre l’actualité de l’entreprise et de l’industrie ainsi que les technologies et les connaissances liées aux produits.
EN 1092-1 Carbon Steel Flange: Types, Materials, Pressure Ratings & Certifications
Learn about EN 1092-1 carbon steel flanges, including flange types, P250GH and C22.8 materials, PN pressure ratings, dimensions, and European certifications.
Ferrite Content Testing Explained: Methods, Requirements, Advantages & FAQs
Learn what Ferrite Content Testing is, why it is critical for Duplex and Super Duplex stainless steel, testing methods, acceptance criteria, advantages, limitations, and frequently asked questions for oil & gas and offshore applications.
Ultrasonic Testing (UT) Explained: Principles, Advantages & Flange Inspection | SSMALLOYS
Ultrasonic Testing (UT) is a widely used non-destructive testing method for detecting internal defects in forgings, flanges, pipes, and welded components. This guide explains how UT works, its advantages and limitations, common standards such as ASTM A388 and EN 10228-3, and why UT is essential for quality assurance in pressure equipment and industrial applications.
Was ist AD2000? Bedeutung, Anforderungen und Unterschiede zu PED
AD2000 ist ein deutsches technisches Regelwerk für Druckgeräte, Rohrleitungen und drucktragende Komponenten. Es definiert Anforderungen an Werkstoffe, Konstruktion, Fertigung und Prüfungen und wird häufig zusätzlich zur PED 2014/68/EU in deutschen Industrieprojekten gefordert.
Was ist ein TÜV-Zeugnis?
Ein TÜV-Zeugnis bestätigt, dass ein Produkt oder Prüfverfahren von einer unabhängigen TÜV-Prüforganisation überwacht oder geprüft wurde. Es wird häufig für Flansche, Druckgeräte, Rohrleitungssysteme und Industrieanlagen gefordert, um Qualität, Sicherheit und Normenkonformität nachzuweisen.
Was bedeutet PED?
PED (Pressure Equipment Directive 2014/68/EU) ist die europäische Druckgeräterichtlinie für die Konstruktion, Herstellung und Konformitätsbewertung von Druckgeräten. Dieser Leitfaden erklärt die PED-Anforderungen, die CE-Kennzeichnung, Werkstoffnachweise und die Anwendung auf Flansche, Rohrleitungssysteme, Armaturen und Druckbehälter.
Electro Zinc Plated vs Hot-Dip Galvanized Bolts | Differences & Applications
Learn the key differences between electro zinc plated and hot-dip galvanized bolts, including coating thickness, corrosion resistance, standards, and applications.
ASTM A193 B8 vs B8M: Class 1 and Class 2 Differences Explained
ASTM A193 stud bolts are widely used in high-temperature and high-pressure applications such as flanges, pressure vessels, and piping systems. Among them, B8, B8M, Class 1, and Class 2 are the most common grades—but also the most frequently misunderstood.
ASTM A194 Explained: Nut Grades, Chemical Composition, and Mechanical Requirements
ASTM A194 is a material specification specifically for nuts, and it is most commonly used together with ASTM A193 (bolts and studs) for high-temperature and/or high-pressure service.
ASTM A193 Suffixes Explained: A, M, L, N, Cu and X in Bolting Materials
While most engineers are familiar with popular grades such as B7, B16, B8, or B8M, many costly mistakes occur because the letter suffixes in ASTM A193 are misunderstood, ignored, or omitted.
ASTM A193 Explained: Grades, Chemical Composition, and Bolting Material Selection Guide
ASTM A193 is not merely a “bolt material standard,” but a comprehensive engineering safety specification designed for high-risk service conditions. Its requirements for chemical composition, mechanical properties, heat treatment, and hardness control are directly linked to the long-term reliability of bolting materials operating under high temperature, high pressure, corrosive, or sour service environments.
What is Urea 724L? Properties, Equivalent Grades & Corrosion Resistance
“Urea 724L” is a trade name or manufacturer’s designation used in Europe (particularly by manufacturers like voestalpine, Sandvik, etc.) for a ultra-low carbon austenitic stainless steel used in urea high-pressure equipment. Its core purpose is to solve the severe corrosion problem posed by the urea synthesis medium (ammonium carbamate solution, high temperature and pressure).
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