Cast Iron Well Lid, Wellshutter Casting Company, Chamber Cover
S.G. Iron Factory, Manhole Covers Ductile Iron Casting Workshop
1. High strength. It has the characteristics of high compressive
strength, flexural strength, impact resistance, toughness.
2. Beautiful appearance. The surface of the decorative pattern
is brilliantly designed and bright colors.
3. Light weight and convenient operation. Product is only about
a third of the cast iron weight and easy to transport,
installation, repairing, greatly reduce the labor intensity.
4. Prevention of burglary. It is equipped with locking structure
according to customer needs and it realizes the borehole
5. Good weather-resistance. The product can be used in normal
environment and the temperature is between - 50℃ to 300℃.
6. Corrosion-resistant, acid, abrasion resistance, vehicle
rolling resistance and long using life.
Cast Iron, Gray Cast Iron, Ductile Cast Iron, S.G. Iron, Grey
Gray Cast Iron
ISO185 100 150 200 250 300
ASTM A48 NO.20 NO.25 NO.30 NO.35 NO.40 NO.45
DIN1691 GG10 GG15 GG20 GG25 GG30
EN1561 EN-GJL-100 EN-GJL-150 EN-GJL-200 EN-GJL-250 EN-GJL-300
BS1452 100 150 200 250 300
AS1830 T150 T220 T260 T300
Ductile Cast Iron
ISO1083 400-15 400-18 450-10 500-7 600-3 700-2
ASTM A536 60-40-18 60-42-10 65-45-12 70-50-05 80-55-06 80-60-03
DIN1693 GGG40 GGG50 GGG60 GGG70
EN1563 EN-GJS-400-15 EN-GJS-400-18 EN-GJS-450-10 EN-GJS-500-7
BS2789 400/17 420/12 500/7 600/7 700/2
AS1831 300-17 400-12 500-7 600-3 700-2
Sand Casting, Automatic Molding, Machine Molding, Shell Molding,
Green Sand Casting, Resin Sand Casting,
Cast Iron Foundry in China, Iron Casting Manufacturer, Iron
Foundry, China Foundry
Dandong Foundry is producing cast iron and cast steel castings
by various sand casting and precision casting processes,
including Automatic Molding Line, Resin Sand Molding, Shell
Molding, Manual Green Sand Cast Molding, Shell Molding, Lost Wax
Investment Casting Process by water glass and silica sol
We have complete quality inspection devices for Mechanical
Testing and Chemical Analysis, including tensile strength,
hardness, metallographic inspection, hardness, spectrometer,
ultrasonic testing. ISO 9001 Certified. We can issue quality
reports for all inspections.