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 Article Directory   Author   Galen Wang 5
 

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Published Articles:195
Total Article Views:66,699 (unique visitors)
Total Article Rank:2.11 /5 (47 Ratings)
(China)Author

Galen Wang's Articles

Articles by: Galen Wang

Recent Articles

Cast Iron Agricultural Machine Parts Made in China

In China, you could find many types of agricultural machinery, such as tractors, weeding machines, and harvesters etc. the materials of agricultural machinery parts include grey iron, ductile iron ..
(April 12, 2011)
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  • Currently 1.00/5
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How to calculate cast steel cost?

The calculation of cast steel parts are very complex. It need many professional knowledge to cast steel production processes, material composition and costs etc. However, we could introduce some main .
(April 11, 2011)
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Typical Defects of Ductile Iron Castings

The following typical defects of ductile iron castings are based on the experiences of process engineers from Dandong Foundry in China. We hope these information could be helpful for other iron ..
(April 09, 2011)
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 | Business/Industrial-Mechanical | Visitors: 252

How to calculate the price of rough iron castings

As a buyer for iron castings, you may always wonder how to estimate the reasonable prices of your iron casting parts, to evaluate the quotations from your potential suppliers. Since the machining ..
(April 08, 2011)
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 | Business/Industrial-Mechanical | Visitors: 514

Where to buy cheap iron castings

As for a buyer for iron castings, the prices are always the most important consideration. In my works in iron foundry for many years, I was also wondering if our cast iron prices were the cheapest in .
(April 06, 2011)
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The differences of iron foundries and steel foundries in China

In the past, one of our clients asked about the differences of iron foundries and steel foundries in China, herein, I made a brief introduction about this issue, and hope this could be helpful for ..
(April 04, 2011)
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 | Business/Industrial-Mechanical | Visitors: 290

Inspection Methods to Ductile Iron Castings

Normal casting defects of ductile iron include some macro-defects, such as air holes, sand inclusion, slag inclusion, shrinkage or shrinkage cavity, and some micro-defects, such as unqualified ..
(March 31, 2011)
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 | Business/Industrial-Mechanical | Visitors: 525

Metal Patterns for Sand Castings in China

In the quotations of iron castings, you may find the suppliers proposed to use metal patterns for production, so you may be confused about what the metal patterns meant, and why they were so costly. ..
(March 29, 2011)
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Nodulizing Grades of Ductile Iron

Nodulizing grades are also called as nodularity grades, nodularization grades, or percent of spheroidization. It is a very important standard to evaluation the quality of ductile iron microstructure. .
(March 28, 2011)
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Casting Process of Grey Iron Belt Pulley

Grey iron belt pulley is a kind of iron casting with very high technical requirements. We talked about its casting process by an example of material ASTM A48 CLASS 35, weight 1500 kg and outside ..
(March 25, 2011)
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 | Business/Industrial-Mechanical | Visitors: 279

Cast Iron Price Trend and Production Costs in 2011 of China

After Chinese New Year (CNY) holiday, the cast iron prices in China have been increased largely, and this change was sudden and serious, so many clients were doubted about what reasons have caused ..
(March 24, 2011)
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 | Business/Industrial-Mechanical | Visitors: 294

Reasonable Cast Iron Hardness Range

The hardness has large affect to the properties of cast iron. Too low hardness will cause the low tensile strength, reduce the resistance to abrasion, so reduce the lifetime of iron castings. Too ..
(March 22, 2011)
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Cast Iron in Ancient China

This article is a revised version of a talk Mr. Donald B. Wagner gave at the one-day Symposium on Cast Iron in Ancient China. We listed some main part of content to share with the friends working in ..
(March 17, 2011)
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Cast Iron Accessories Made in China

Cast iron accessories are also called as cast iron fittings or cast iron mountings. The accessories are parts or components of machines. The material of cast iron accessories includes ductile iron, ..
(March 16, 2011)
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 | Business/Industrial-Mechanical | Visitors: 251

Distribution of Metal Foundries in China

Since 2000, China has become the largest country for producing metal castings. There are over 20 thousands of metal foundries in China. The following is the distribution of these metal foundries. 1. .
(March 15, 2011)
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Cast Iron

Cast iron is made from re-melting pig iron, usually with some quantities of scrap iron, scrap steel and some alloys, such as Cr, Ni, Mo and Cu according to the different requirements. Depending on ..
(March 14, 2011)
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What is the best payment terms for purchasing iron castings ..

During my years working in Dandong Foundry in China, I did meet many different payment terms during we exporting iron castings to overseas. Herein, I just shared my opinion about the best payment ..
(March 11, 2011)
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Burner Grates for Gas Stove in China

Gas stove burners and grates are usually made by cast iron. As for the most of iron foundries in China, these stove parts are not easy to produce since they have some special requirements to the ..
(March 10, 2011)
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Cast Iron Base in China

The bases are the chassis of equipment or components, and used to install accessories for equipments. The bases made by cast iron are called as cast iron bases. The materials of bases include grey ..
(March 09, 2011)
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The difference between green sand casting process and resin ..

In the past, one client asked us the difference between green sand casting process and resin sand casting process. Herein, I make a brief introduction to these two casting processes, and hope it ..
(March 08, 2011)
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The equipments used to produce iron castings in China

Many clients visited our Dandong Foundry each month, and we need to introduce the equipments to produce iron castings. So, I want to write an article to introduce these equipments, and hope it could ..
(March 07, 2011)
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The advantages and disadvantages of green sand casting process

Let me briefly introduce the advantages and disadvantages of green sand casting process in China, and hope it could be helpful for casting buyers to learn more about its characters. Advantages: In ..
(March 03, 2011)
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Resin Sand Casting

Some clients asked me about the resin sand casting in the past, so herein, I made a brief introduction for its definition and characters, and hope this information could be helpful for the buyers to ..
(March 01, 2011)
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 | Business/Industrial-Mechanical | Visitors: 274

Cast Iron Housing

Cast iron housing means the iron castings such as tractor gear boxes, pump bodies and other casings just like a box or house shapes. Ductile iron series housings weight 40% less in comparison with ..
(February 24, 2011)
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Symbols for Geometric Tolerance

The followings are the normal symbols for geometric tolerance shown on the drawings of iron and steel castings. We just briefly introduce their meanings, and hope they could be useful for buyers and ..
(February 23, 2011)
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 | Business/Industrial-Mechanical | Visitors: 255