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  • S235JR hollow section

    What is en10210-1 S235JR hollow section?

    What is EN10210-1 S235JR hollow section? EN 10210-1 S235JR hollow section is a grade of hot-finished structural hollow sections made from non-alloy and fine grain steels, designed to meet specific technical delivery requirements. This grade of steel is particularly valued in construction and engineering due to its mechanical properties and versatility. Below, we explore its applications in various sectors, emphasizing the advantages and considerations for each use. Applications of  S235JR hollow section in Construction Structural Frameworks S235JR hollow section is widely…
  • API 5L X52 PSL2 pipe

    What does X52 pipe mean?

    What does X52 pipe mean? X52 pipe is a type of API 5L steel pipe that is commonly used in the oil and gas industry. The designation "X52" indicates the pipe's minimum yield strength, which is 52,000 psi (pounds per square inch). For a more detailed breakdown of what X52 pipe means, please see below: 1. Material Specification: X52 pipe typically adheres to the API 5L standard, which is the American Petroleum Institute's specification for line pipe used in transportation…
  • API 5L X52 LSAW pipe

    What is the pressure rating of API 5L X52 pipe?

    What is the pressure rating of API 5L X52 pipe? Determining the precise pressure rating of API 5L X52 pipeline requires a comprehensive understanding of its composition, manufacturing standards, and operating parameters. API 5L X52 is a high-strength carbon steel widely used in oil and gas pipelines due to its excellent mechanical properties and corrosion resistance. Let's gain a deeper understanding of its pressure level from multiple perspectives. Composition and performance of API 5L X52 steel pipe: The API 5L…
  • Hydrostatic Test required by API SPEC 5L 2018

    Hydrostatic Test of API line pipes, how to calculate it?

    Hydrostatic Test required by API SPEC 5L 2018 Test pressures for each size of SMLs pipe and for welded pipe with D≤457mm( 18. 000 in. shall be held for not less than 5 seconds. Test pressures for welded pipe with D> 457mm( 18. 000 in.)shall be held for not less than 10 seconds. For threaded-and-coupled pipe, the test shall be applied with the couplings made up power-tight if agreed, except that pipe with D> 323. 9mm( 12. 375 in. )…
  • LSAW steel pipes

    What is LSAW steel pipes?

    What is LSAW steel pipes? It's Features and Manufacturing Processes. Longitudinal submerged arc welding (LSAW) is a special welding technique used in the production of pipelines with particularly high requirements for finished wall thickness due to high internal or external pressure. Therefore, the main application areas of straight seam submerged arc welded pipelines(LSAW steel pipes) include oil, natural gas, gas, centralized heating, water supply, sewage treatment, and other similar uses. Steel pipe is a long hollow pipe mainly used to…
  • Australian customer visited our factory

    Australian customer visited our factory On April 12th, as a member of steel pipe factory, we welcomed Mr. Robert, an Australian customer, to visit our factory. This visit is not only an honor for us, but also a recognition and support for our products and services. Early in the morning, Mr. Robert and his team came to our factory on time. With a warm welcome, we introduced to them the history, development and production of our factory. They marveled at…
  • API 5L PSL2 NACE MR0175 line pipe,Grade B, X42, X46, X52, X56, X60, X65, X70

    What is NACE MR0175/ISO 15156 for Steel Pipe?

    What is NACE MR0175/ISO 15156 for Steel Pipe? -LongMa produce API 5L PSL2 line pipes with NACE MR 0175/ISO15156. What is NACE? In pipeline systems, we often encounter materials that meet NACE MR0175/ISO 15156 standards for pipes and fittings. Do you know the major differences between NACE carbon steel pipes and normal carbon steel pipes? Also, what is the cost difference for NACE materials? NACE, or The National Association of Corrosion Engineers, was established in 1943 by 11 pipeline industry…
  • A brief introduction to fire pipes and connecting accessories

    A brief introduction to fire pipes and connecting accessories Fire pipes and connecting accessories are mainly used to connect fire equipment, transport fire water, etc. It is also known as fire sprinkler pipes and fittings. Due to special requirements, there are special requirements for the thickness and materials of fire pipes and joints. According to regulations, fire pipes need to be sprayed with red paint, which is significantly different from other pipes. Because fire pipes are often in a stationary…
  • AS 1163 C350L0 CHS

    The Application of AS 1163 C350L0 CHS in Structural Area

    The Application of AS 1163 C350L0 CHS in Structural Area AS 1163 C350L0 CHS (Cold Formed Hollow Structural Sections) is a type of high strength steel widely used in structural applications. Its importance lies in its ability to provide superior load-bearing capacity while offering design flexibility and versatility. C350L0 CHS is known for its excellent mechanical properties, corrosion resistance and ease of fabrication. Key properties and characteristics of C350L0 CHS include high yield strength, good ductility, and resistance to environmental…
  • AS1163 C350 RHS

    AS1163 C350 RHS for both residential and commercial construction projects

    AS1163 C350 RHS for both residential and commercial construction projects AS1163 C350 RHS, or Australian Standard 1163 C350 Rectangular Hollow Section, is a type of structural steel that has gained significant popularity in the construction industry. Understanding the suitability of AS1163 C350 RHS for both residential and commercial construction is critical for builders, architects and developers to make informed decisions when selecting materials for their projects. This article aims to provide a comprehensive analysis of the applicability of AS1163 C350…
  • S235JR hollow section

    Are AS 1163 C250 and C350 Hollow Sections Suitable for Structural Steel Framing?

    Are AS 1163:2016 C250 and C350 Hollow Sections Suitable for Structural Steel Framing? The selection of appropriate steel grades is paramount to ensuring the safety and longevity of these projects. Among the available options, AS 1163 C250 and C350 hollow sections have attracted attention for their potential use in structural steel framing applications. The purpose of this article is to explore the suitability of these steels for such applications, taking into account their properties, industry standards and design considerations. Overview…
  • AS NZS 1163 C250 C350 hollow sections

    What are the applications of AS NZS 1163 C250 C350 hollow sections?

    What are the applications of AS NZS 1163 C250 C350 hollow sections? AS NZS 1163 C250 C350 hollow sections are structural steel materials that fall under the category of cold-formed welded structural steel hollow sections. These materials are specified by Australian standards and are popular in the construction and engineering industries for their superior strength, durability and versatility. Exploring the various applications of AS 1163 C250 and C350 hollow sections is essential to understanding their importance and potential for a variety…
  • What is Carbon Equivalent Formula?

    What is Carbon Equivalent Formula? Carbon Equivalent (CE) is an important parameter in steel production as it indicates the weldability, hardenability and susceptibility of a steel to brittle fracture. Carbon Equivalent is particularly important in welding applications because the composition of a steel greatly affects its behavior during and after welding. How to calculate carbon equivalent? CE = C + Mn/6 + (Cr+Mo+V)/5 + (Ni+Cu)/15 *Calculate carbon equivalents online: https://www.knauf-interfer.com/en/service/online-tools/cev-calculator For example API 5L PSL2 X70M LSAW steel pipes with…
  • How thick is API 5L Grade B Schedule 80?

    How thick is API 5L Grade B Schedule 80? API 5L Grade B Schedule 80 pipe thickness varies by nominal pipe size (NPS). Schedule 80 refers to the wall thickness of the pipe, which is typically thicker than Schedule 40 or Schedule 20 pipe. However, in order to determine the exact thickness of an API 5L Grade B Schedule 80 pipe for a given NPS, it is necessary to refer to a standard specification. The American Petroleum Institute (API) provides…
  • How to cut the AS1163 steel pipes?

    How to cut the AS1163 steel pipes? AS1163 standard steel pipe can be cut in many ways, and the specific cutting method will depend on the working environment, equipment availability and required precision. Here are some common cutting methods: 1. Hand saw: suitable for small or simple cutting tasks. Use manual saws to ensure that saw blades suitable for cutting steel pipes are selected to improve efficiency and cutting quality. 2. Mechanical cutting: the use of mechanical cutting equipment, such…

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