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Year 2004

Dongying Yicheng Precision Metal Co.,Ltd established.

Year 2004

Silica sol production line started, export castings to international market.

Year 2005

Certified by TUV Rheinland.

Year 2007

Year 2007, Move to new address, new factory constructed.

Year 2010

Invested new machining workshop.

Year 2011

Passed the LR Classification Society Certification.

Year 2016--2019

Supporting environmental protection equipment for each process, be the ECO friendly foundry.

Year 2019-2022

Production capability expansion, production line update, management level optimization, improvement of quality control.

Year 2021

Construction of three systems of safety, environmental protection, occupational health and get the certification of ISO14001, ISO45001.

Year 2022

The annual output value exceeded 100 million for the first time.

Year 2023

Passed ITAF16949

Year 2025

Passed the certification of China Classification Society.

Year 2025-Future

Plant Expansion, equipment upgrade, environmental protection, sustainable development, expand the market, work with customers to create the best future.
Blogs
03/ 27/ 2026

Common Casting Defects in Pump Components And How To Reduce Them

IntroductionIn the world of fluid handling, the integrity of pump components determines the success of the entire system. Pumps often operate under extreme pressure, handling corrosive chemicals or abrasive slurries.

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03/ 24/ 2026

How 3D Printing Supports Faster Investment Casting Prototyping

For decades, the traditional investment casting process has been the gold standard for creating complex metal parts. However, its biggest drawback has always been the time and cost associated with tooling.

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03/ 20/ 2026

Soluble Core Casting for Complex Internal Pump Passages

Engineers designing modern fluid systems face a recurring nightmare: how to create Precision internal channels that twist and turn inside a solid metal body.

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03/ 17/ 2026

Why Machining Is Needed After Investment Casting

In the world of high-end manufacturing, investment casting is often celebrated for its ability to create complex shapes with impressive detail.

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03/ 13/ 2026

Surface Finish Requirements for Precision Investment Cast Components

When engineers choose investment casting for their critical parts, they often do so because of the superior surface quality it offers compared to sand casting or forging.

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03/ 10/ 2026

What Tolerances Can Investment Casting Achieve for Pump And Valve Parts

When engineers design fluid control systems, the primary concern is leakage and pressure retention. To prevent these issues, the components—specifically pump impellers and valve bodies—must meet incredibly tight dimensional requirements.

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02/ 28/ 2026

Behind The Scenes: How YICHENG Customizes Semi-open Impellers for Global Clients

In the world of industrial equipment, impellers play an essential role in fluid movement systems, whether it's in nuclear applications, chemical processing, or mining operations.

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03/ 03/ 2026

Semi-open Vs. Closed Impellers: Which Design Is Right for Nuclear And Industrial Pumps?

In the world of industrial pumps, impellers are essential components that play a crucial role in transferring energy to the fluid, enabling efficient flow through a system.

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03/ 06/ 2026

Precision Investment Casting for Nuclear Components: Why It Matters

The nuclear industry is highly demanding, requiring components that can withstand extreme temperatures, radiation, and pressure, all while maintaining their structural integrity and performance. In this context, the need for precision manufacturing techniques becomes apparent.

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Add:No. 92, Xianhe Road, Shengli Industrial Park, Dongying City, Shandong Province, China
Tel:+86-546-8236501
        +86-546-8232367
        +86-546-8179076
Fax: +86-546-8230406
Email: dyyc@cast-nl.com
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