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Rare earth modifier series products

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Parameters

One. The grades and chemical composition of rare earth modifiers for chromium white cast iron are shown in Table 1:

Table 1

trademark

chemical composition  / %

Applicable scope

RE

Mg/B/Ti

Si

Fe

YFB-1

4-12

Right amount

45

margin Low alloy cast iron

YFB-2

13-16

Right amount

≤36

margin Low and medium alloy cast iron

YFB-3

17-20

Right amount

36

margin Medium and high alloy cast iron

 

 

two. The brand and chemical composition of wear-resistant alloy steel and other rare earth modifiers are shown in Table 2:

Table 2

trademark

chemical composition  / %

Applicable scope

RE

Mg/B/Ti

Si

Fe

YBZW-1

9-12

Right amount

≤45

margin alloy steel

YBZW-2

12-17

Right amount

30-40

margin Low alloy wear-resistant steel

YBZW-3

17-21

Right amount

30-40

margin Medium and high alloy wear-resistant steel

YBZW-4

21-25

Right amount

30-40

margin Medium and high carbon alloy wear-resistant steel

YBZW-5

21-25

Right amount

30-40

margin Stainless steel, high-speed steel, heat-resistant steel

 

 

three. The grades and chemical composition of rare earth modifiers such as heat-resistant steel and high-speed tool steel are shown in Table 3:

table 3

trademark

chemical composition  / %

Applicable scope

Y

Si

Al

Fe

WS-1

65-75

<0.5

/

margin 5Cr21Mn9Ni4N and similar grades of heat-resistant steel

WS-2

20-25

<0.5

margin

/

M2 and similar grades of high-speed tool steel

 

 

four. The brand and chemical composition of rare earth modifier for high manganese steel are shown in Table 4:

Table 4

trademark

chemical composition  / %

Applicable scope

RE

Ce/Y

Mg/B/Ti

Si

Fe

GM-1

16-20

Ce

Right amount

≤45

margin Ordinary high manganese steel

GM-2

18-22

Y

Right amount

≤45

margin Super high manganese steel

 

Fives. The product size range is 1mm~5mm, 1mm~10mm, 3mm~15mm, 5mm~25mm; WS is ingot shape.

 

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