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Discussion on the Heat Treatment Process of 12Cr1MoV Steel for High-Pressure Steam Pipes

Discussion on the Heat Treatment Process of 12Cr1MoV Steel for High-Pressure Steam Pipes   Abstract: The high-pressure steam pipes of steam turbines are an essential component of the entire unit, and the selection of tubing material and heat treatment processes directly impact the service life of the entire unit. Our factory uses 12Cr1MoV material for high-pressure steam pipes based on [...]

By |September 24th, 2024|Categories: BLOG|0 Comments

Welding of high-pressure boiler heated tubes in power plants— Butt welding of tubes

Welding of high-pressure boiler heated tubes in power plants— Butt welding of tubes I. Technical status of base metal 15CrMo steel is a low-alloy heat-resistant steel with a pearlitic structure. It has high thermal strength (σb ≥ 420 MPa) and oxidation resistance at high temperatures, along with some resistance to hydrogen corrosion. Its delivery condition is normalized + tempered. Due [...]

By |September 24th, 2024|Categories: BLOG|0 Comments

Selection of Wall Thickness and Pressure Resistance Calculation for Seamless Steel Pipes

Selection of Wall Thickness and Pressure Resistance Calculation for Seamless Steel Pipes For seamless steel pipes, given the outer diameter and wall thickness, we can calculate the maximum pressure the pipe can withstand. Alternatively, if the outer diameter and pressure are known, we can determine the most economical and suitable wall thickness. These two scenarios are commonly encountered by our [...]

By |September 24th, 2024|Categories: BLOG|0 Comments

The standard for pressure-bearing seamless pipes—explanation and overview

1. Introduction 1.1 Overview As a key type of steel pipe product, pressure-bearing seamless pipes have extensive applications in various industrial fields. They are widely used in the oil and gas industry, chemical industry, as well as thermal equipment and energy sectors. Standardization of pressure-bearing seamless pipes is an important means to ensure their quality and performance. By establishing unified [...]

By |September 24th, 2024|Categories: BLOG|0 Comments

Analysis of the Impact of Carbon Emission Rights on the Steel Industry

Analysis of the Impact of Carbon Emission Rights on the Steel Industry Introduction 2024 is a pivotal year for the steel industry, as it grapples with declining demand from the real estate sector and broader economic challenges. Amidst these narratives, an understated event on September 10—Shougang Corporation's announcement to transfer 148,716.9 tons of carbon emission rights—could signal a significant directional [...]

By |September 23rd, 2024|Categories: BLOG|0 Comments

Ten Major Development Trends in the Steel Industry

Ten Major Development Trends in the Steel Industry The steel industry, as one of the pillars of the national economy, is undergoing significant changes and opportunities. This article outlines ten key development trends currently shaping the industry. 01 Strong Export Performance In August 2024, China's steel exports reached 9.495 million tons, a year-on-year increase of 14.7%. From January to August, [...]

By |September 23rd, 2024|Categories: BLOG|0 Comments
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