China Gray Iron
a China iron foundry, is producing various gray iron
casting parts for overseas clients in USA,
Australia, Germany, Japan.
Production according to standards
ASTM A48, A536; DIN 1691,
1693; ISO 185, 1083; EN 1561, 1563; DIN 1691, 1693;
AS 1830, 1831; JIS,
UNI, NF, BS, UNF, NBN, AS, SS, NS.
main products include cast iron foundation plates,
manhole covers, cast iron cook wares, stove burners,
stove grill, grates, counter weight, crane balls,
pump bodies etc.
The following is the common
application for each degree of grey cast iron for
For small loads, the friction and wear no special
requirements for important castings, such as
protective cover, cover, oil pan, hand wheels,
frame, floor, hammer, small handle, etc.
Under moderate load of castings, such as the base,
frame, box, knife, bed, bearing seat, table, wheels,
cover, pump, valve, pipe, flywheel, motor blocks and
G200 and G250:
Requirements withstand greater load and a certain
degree of tightness or corrosion resistance of the
more important castings such as cylinder, gear,
base, flywheels, bed, cylinder block, cylinder
liner, piston, gear box, brake wheel, coupling
Plate, medium pressure valve, etc.
G300 and G350
Under high load, wear and high air tightness
important castings, such as heavy machine tools,
shears, presses, automatic lathe bed, frame, frame,
high-pressure hydraulic parts, piston rings, force
larger gear, Cams, bushings, large engine
crankshaft, cylinder block, cylinder liner, cylinder