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Company News2024-03-15

Hongji Metal Participates in China International Petrochemical Technology Exhibition

Hongji Metal showcased new products at cippe2024, presenting the latest prefabricated parts and butt weld fittings, attracting wide attention from domestic and international clients.

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Technical Knowledge2024-02-28

Common Materials for Stainless Steel Pipe Fittings and Their Applications

Introduction to the chemical composition, mechanical properties and typical applications of commonly used stainless steel materials such as 304, 316L, 321, and 310S.

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Company News2024-01-20

Company Successfully Passes ISO9001:2015 Quality Management System Audit

Hongji Metal successfully passed the annual ISO9001:2015 quality management system surveillance audit, demonstrating the company's consistent pursuit of product quality.

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Technical Knowledge2024-01-10

Differences Between Weld Neck and Slip-On Flanges: A Selection Guide

Detailed comparison of structural features, applicable pressures, and installation requirements of weld neck vs slip-on flanges to help you choose the right type.

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Industry Trends2023-12-20

2024 Stainless Steel Pipe Fittings Industry Development Trend Analysis

Analysis of the current market status, technological innovation directions, and future development trends of the stainless steel pipe fittings industry.

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