News & Events

EN ES RU

EN ES RU

News & Events

March 21, 2025

Forging and Heat Treatment Technology of ISO 41Cr4 Cold Work Tool Steel

The forging and heat treatment process of ISO 41Cr4 cold work tool steel is crucial for optimizing hardness, toughness, and wear resistance. Proper forging improves material density and uniformity, while precise heat treatment enhances mechanical properties. EATHU offers professional 41Cr4 steel forging and OEM machining services, with ISO 9001 certification, strict quality control, and extensive global export experience to meet various tool steel requirements.

Read More
March 17, 2025

Understanding the Steps in the Forging Process

Discussing the various aspects of the forging process, the article elaborates on the whole process from raw material preparation, heating, molding, trimming, heat treatment to final inspection. The article analyzes the characteristics of different forging methods (such as open-die forging and closed-die forging).

Read More
March 12, 2025

The Ultimate Guide to Grooved Pipe Fittings and Their Applications

Discover the benefits of grooved pipe fittings for HVAC, fire protection, and industrial piping. Learn about types, selection tips, and why EATHU is a trusted supplier for high-quality grooved fittings worldwide.

Read More
February 27, 2025

EATHU Lifting Pin Anchor: Top Choice for Prefabricated Building Construction | High-Quality Embedded Parts

Discover EATHU’s premium Lifting Pin Anchors for prefabricated buildings! Made with 20mn2A steel via red punching & forging, these durable, precision-engineered embedded parts ensure safe lifting of beams, walls, and more. Explore advantages like seismic resilience, space efficiency, and eco-friendly design. Trust EATHU for reliable, customizable solutions and expert support.

Read More
February 24, 2025

PN and LB Pressure Rating Conversion: Technical Principles and Application Details

This paper delves into the conversion of PN and LB pressure ratings in industrial pipeline systems. It analyzes the characteristics of the two systems, the influence of valve systems, unit conversions and precautions, and elaborates on flange types, sealing surface forms and material selection, aiming to help engineers accurately master the knowledge and ensure the safe operation of pipeline systems.

Read More
February 21, 2025

Flange Sealing Surface Bumped Will Affect the Use?

This article focuses on the issue of collisions on the sealing surfaces of flange plates in industrial pipeline systems and elaborates on the importance and working principles of flange - plate sealing surfaces. It deeply analyzes the potential impacts of collision - induced damage on sealing and pressure testing, covering factors such as damage degree, location, pipeline working pressure, scratch direction, and radial length.

Read More

info@eathumetals.com

+86 13336398538

0086 - 532 - 88256890

contact us

email :

info@eathumetals.com
Tel :

0086 - 532 - 88256890
FAX :

0086 - 532 - 88256399
address :

Export Office : 21Floor, No.5 Nanhai Zhi Road, Qingdao, China

Work Shop : Beian Industrial Park, Jimo Dist, Qingdao , China

products

message

© 2025 QINGDAO EATHU IMPORT AND EXPORT CO., LTD. Powered by HiCheng SITEMAP

about us OEM service quality control news contact us