Alloy Steel Casting Foundry

As an alloy steel casting foundry, Qiming Machinery specialized in manufacturing low-alloy steel and high-alloy steel parts. Our alloy steel casting parts have good strength, hardness, toughness, wear resistance, corrosion resistance, and hardenability.

Qiming Machinery has more than 10 engineers who help you solve any alloy steel casting problem. On the other hand, Qiming Machinery has had cooperation with some material research institutes to help us improve our alloy steel material.

Alloy Steel Casting Parts

Cr-Mo Alloy Steel Casting Parts

Qiming Machinery focused on casting ball mill liner, SAG mill liner and other mill liners by Cr-Mo alloy steel(AS2074 L2B, AS2074 L2C). By use this material, our mill liner have more abrasive and hardness compare with normal manganese steel.

Material

Grade Chemical Compostion %
C Si Mn S P Cr Mo
min max min max min max min max min max min max min max
AS2074/L2B 0.55 0.65 0 0.75 0.5 1 0 0.06 0 0.06 0.8 1.5 0.2 0.4
AS2074/L2B 0.70 0.90 0 0.75 0.5 1 0 0.06 0 0.06 1.3 2.4 0.2 0.4
Cr-Mo Alloy Steel Casting Parts

30CrNiMo8 Alloy Steel Casting Parts

Qiming Machinery uses 30CrNiMo8 alloy steel to cast shredder wear parts, which include shredder hammer, shredder grates and shredder bars. With this material, our shredder wear parts have more good abrasive and hardness.

Material

C
Si
Mn
Ni
P
S
Cr
Mo
0.26 – 0.34
max 0.4
0.5 – 0.8
1.8 – 2.2
max 0.025
max 0.035
1.8 – 2.2
0.3 – 0.5
30CrNiMo8 Alloy Steel Casting Parts

Heat-resistant Steel Casting Parts

Heat-resistant steel casting parts have high strength and good chemical stability when working at high temperature. Its widely used in the manufacture of boilers, steam turbines, power machinery, industrial furnaces, and parts of the aerospace and petrochemical industries that operate at high temperatures.

Materials

Steel No
Applicable Temperature Range And Its Main Purpose
00Cr12
Antioxidant temperature 600~700℃,Widely use in high pressure and temperature valve body, burner
0Cr13Al
Antioxidant temperature 700~800℃,Gas turbine compressor blade
1Cr17
Antioxidant temperature below 900℃,the nozzle
1Cr12
Antioxidant temperature 600~700℃,Widely use in high pressure and temperature valve body, burner
1Cr13
Antioxidant temperature 700~800℃,same as 1Cr12
0Cr18Ni9
1Cr18Ni9Ti
Antioxidant temperature below 870℃,Boiler heating surface pipe, heating furnace parts, heat exchanger, muffle furnace, converter, nozzle
0Cr18Ni10Ti
0Cr18Ni11Nb
High temperature corrosion resistance within 400~900℃,Pipe fittings which working temperature below 850℃
0Cr23Ni13
Antioxidant temperature 980℃,Burner fire tube, steam turbine blade, heating furnace body, methane conversion device, high temperature separation device
0Cr25Ni20
Antioxidant temperature 980℃ 1035℃,Furnace part;Gas transmission system components which working temperature below 950℃
0Cr17Ni12Mo2
0Cr19Ni13Mo2
Antioxidant temperature more than 870℃,working temperature 600~750℃ Chemical, refining heat exchanger tubes, furnace fittings
0Cr17Ni7Al
Working temperature below 550℃ High temperature bearing unit
Heat-resistant Steel Casting Parts