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What is the difference between AWWA C207 and C228?

What is the difference between AWWA C207 and C228? The AWWA standard only encompasses ring, hub and blind flanges. The ANSI standard includes all flange types as well as welded auxiliary connections and tapping. There are currently 180 standards covered by the AWWA, C207 for carbon steel flanges and C228 for stainless steel flanges. AWWA …

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Overview of ASTM A105 Carbon Steel Forgings

what is astm a105? ASTM A105 is a specification set by the American Society for Testing and Materials (ASTM) that covers carbon steel forgings intended for use in pressure systems at both high and ambient temperatures. These forgings are commonly used in various industries, particularly in piping systems for applications such as oil, gas, chemical, …

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Pipe Ends: A Critical Component in Industrial Tubing

In industries reliant on tubing, the significance of pipe ends goes beyond the dimensions and quality of pipes. They play a pivotal role in the welding process, determining the fit between pipes and ensuring a secure and sealed connection. Each type of pipe end offers distinct characteristics and applications, catering to diverse industrial requirements. Beveled …

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Bend Standards, Cold Bending Methods, and Quality Requirements for Bends

Bend Standards, Cold Bending Methods, and Quality Requirements for Bends What are the standards for bends? Many manufacturers often attempt to address this issue before production since the production of bends is typically oriented towards quality. However, without standards to adhere to, it’s easy to create quality imbalances. Here are the standards for bends: 1. …

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Causes of Cracking in Stainless Steel Elbows and Maintenance of Stainless Steel Elbows

Causes of Cracking in Stainless Steel Elbows and Maintenance of Stainless Steel Elbows Causes of Cracking in Stainless Steel Elbows: 1. Corrosive Environment: Stainless steel elbows in shell-and-tube heat exchangers are exposed to corrosive media such as titanium tetrachloride. Prolonged shutdowns or water and air ingress into the pipes can lead to hydrolysis of titanium …

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Preparation Steps Before Welding Bent Pipes

Preparation Steps Before Welding Bent Pipes Welding two bent pipes together is a common practice to extend the length of pipelines, enhancing convenience for transportation. However, several essential preparatory steps should be taken before welding two pipes together. These measures ensure the welding process goes smoothly and results in a strong, reliable connection: 1. Welding …

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Shaping, Grinding, and Crimping Methods for Bent Pipes

Shaping, Grinding, and Crimping Methods for Bent Pipes In the production of bent pipes, several crucial steps are taken before they reach their final form. Shaping is a fundamental process that helps establish the pipe’s shape and ensures it retains its structural integrity. Manufacturers employ various shaping methods to achieve this. Let’s delve into these …

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Differences Between Welding Neck Flanges and Slip-On Welding Flanges, and Factors Affecting Flanges

Differences Between Welding Neck Flanges and Slip-On Welding Flanges, and Factors Affecting Flanges In the realm of pipe fittings, welding neck flanges and slip-on welding flanges are two common types used to connect pipes and provide secure, leak-free joints. These flanges have distinct characteristics, applications, and purposes. Understanding the differences between them and the factors …

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Quality Inspection Measures for Stainless Steel Welded Elbows

Quality Inspection Measures for Stainless Steel Welded Elbows In a pipeline system, elbows are used to change the direction of pipes. The most commonly used elbow angles are 45°, 90°, and 180°, although non-standard angles like 60° can be included based on project requirements. Here are the quality inspection methods for stainless steel welded elbows: …

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Introduction to API Steel Pipe

API Steel Pipe: Production Standards, Common Specifications, Sizes, Materials, Applications, Advantages, and Disadvantages, and SSM Manufacturing and Processing of API Steel Pipe Introduction to API Steel Pipe: API steel pipe, short for American Petroleum Institute steel pipe, is a critical component in the oil and gas industry. It adheres to specific production standards and guidelines …

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