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Grey Iron vs. Nodular Iron
- on Jul. 29, 2011
Many people will wonder the
differences between grey iron and
nodular iron, this article is
intended to introduce the grey iron
and nodular iron in microstructure,
physical properties and chemical
composition.
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Special lost foam casting
technique - on Jul.
28, 2011
Special lost foam casting technique
is a new lost foam casting technique
which combines the lost foam casting
technique to the other techniques.
It is an accurately fresh technique.
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The Development Orientation of
China's Iron Foundry Industry
- on Jul. 27, 2011
As one basic industry of equipment
manufacturing, iron foundry industry
has made great strides after the
reform and opening up. Since 2000,
China's casting production has
ranked first in the world, and
become a big casting manufacturing
country.
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Various Cast Iron Products Made
in China - on Jul.
26, 2011
Cast iron products are the base of
industries and civil use, there are
countless various iron castings. As
a normal cast iron foundry in China,
we have produced over 2000 types of
cast iron parts in the past 50
years.
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DIN 1695-81 for Wear Resisting
Cast Iron - on Jul.
25, 2011
This is a Germany standard for the
physical properties and chemical
analysis of wear resisting cast
iron, or abrasion resistant cast
iron. the types of wear resisting
cast iron includes antifriction cast
iron and anti-wear cast iron. Wear
resisting cast iron has higher
hardness and wears resistance.
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SAE J434 for Automotive Ductile
(Nodular) Iron Castings
- on Jul. 22, 2011
The SAE standard covers the minimum
mechanical properties measured on
separately cast test pieces of
varying thickness and
micro-structural requirements for
ductile iron castings used in
automotive and allied industries.
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How to prevent sand casting
defect: slag hole -
on Jul. 21, 2011
A variety of sand casting defects
often occur in iron castings, how to
prevent these defects has been a
concern of sand casting plant. This
article describes some knowledge of
prevent the occurrence of slag hole
in this area and practical
experience according Dandong
Foundry.
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The classification and nature of
the nodulizer for ductile iron
- on Jul. 19, 2011
Nodulizer is the primary mean of
accessing to ductile iron. This
article will briefly analyze the
classification and nature of the
nodulizer.
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How to inspect the ductile iron
- on Jul. 18, 2011
Nowadays, iron foundries supply
varies of ductile iron products,
ranging from low quality to high
quality. How to detect the ductile
iron to control the quality? This is
the experience from Dandong Foundry
in China for your reference.
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Comparison Table of Cast Aluminum
Alloy Grades - on
Jul. 14, 2011
Cast aluminum alloy has very good
liquidity and plasticity, and it can
be used to produce the castings with
complex shape, so it has been widely
used in automobile manufacturing,
engine manufacturing, motorcycle
manufacturing, oil pump
manufacturing, transmission
machinery, precision instruments,
and electric power construction.
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A 247 Standard for Evaluating the
Microstructure of Graphite in Iron
Castings - on Jul.
13, 2011
The microstructure of graphite is
very important for inspection to the
quality of iron castings, especially
for cast iron parts on automotive,
engineer machinery.
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The Application of Ductile Iron in
Pump - on Jul. 12,
2011
As a necessary branch of cast iron,
ductile iron have such advantages as
good heat resistance, a certain
degree of corrosion resistance, good
mechanical strength at high
temperature, good impact resistance.
Iron foundries often combine pump
with ductile iron, producing more
pump parts of high quality.
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Comparison Table of Stainless
Steel Grades - on
Jul. 11, 2011
Stainless steel is also called as
stainless acid resistant steel. It
is very good corrosion resistant,
aesthetically beautiful, non-fade
and easy to clean. Moreover, its
life time is very long.
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What Can Affect the Quality of
Iron Castings? - on
Jul. 08, 2011
The quality of iron castings is very
important to the development of an
iron foundry, and there are many
elements that influence the quality
of iron castings, such as design
process, casting process, the
quality of raw materials and
technological operation.
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Comparison Table for Some Gray
Iron Casting Grades
- on Jul. 07, 2011
ASTM A48, SAE J431, GM 274M and ASTM
A126 are standards for gray cast
iron. They have some grades which
have some equal or similar
mechanical properties, such as
tensile strength and hardness.
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How to eliminate sand hole and
skin pores in ductile iron castings
- on Jul. 05, 2011
Skin pores and sand hole are common
casting defects, which has a serious
impact on their performance. How to
eliminate sand hole and skin pores
in ductile iron casting? According
to the experience of Dandong
Foundry, we will start from factors
to look for the answers.
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The
problems of cast foundry in China
- on Jul. 04, 2011
Cast foundry as an important branch
of heavy industry, makes a great
contribution to national economic
development. It is important to
understand of the development of
China's foundry industry rationally,
objectively and fairly.
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Comparison Table of Structural
Alloy Steel Grades -
on Jul. 01, 2011
Structural alloy steel has higher
tensile strength, fatigue strength,
ductility and toughness. Structural
alloy steel castings are used for
machine tool parts, ship parts,
vehicle parts and aircraft parts,
etc.
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