铸造碳化钨粉 Cast Tungsten Carbide powder:

性状: 灰色颗粒、灰色粉末状

Properties and character:Gray particle and Gray powder

用途: 供作堆焊石油钻具、建材机械、粮食机械及其他易磨损部件表面的补强用材料。

Applications:Cast Tungsten carbied is used as a reinforcing mateeial for hardfacing of oil drilling tools.building-material production machines cereals processing machines and other easily wearing components.

产品规格 Grade specification:

牌号
Grade

粒度范围(目)
Sieve test size,mesh

相应颗粒尺寸,mm
Particle size,mm

YZ5-10f

-5-+10

4-2

YZ10-20f

-10-+20

2-0.85

YZ20-30f

-20-+30

0.85-0.60

YZ30-40f

-30-+40

0.60-0.425

YZ40-60f

-40-+60

0.425-0.25

YZ60-80f

-60-+80

0.25-0.18

YZ80-100f

-80-+100

0.18-0.14

YZ100-200f

-100-+200

0.14-0.075

YZ200-400f

-200-+400

0.075-0.034

粒度检查相应符合:大小颗粒上限尺寸的粉末百分重量不得超过5%;

小于颗粒下限尺寸的粉末百分重量不得超过7%;

上述检查要求不适应YZ200-400f品种。

The particle size shall meet the following reqirments during inspection:

The powder fraction larger than the upper limit of the size range shall not exceed 5% by weihet.

The powder fraction smaller the lower limit of the size range shall not exceed 7% by weihet.

产品规格 main chemical composition %:

主要成分%
main chemical composition,%

 

杂质含量,%,不大于
Impurity content,%,max


Tungsten

总碳
Tc

游离碳
HVR

氯化残渣
Free carbon


Fe


Cr


V

钛、钽、铌总量
Total content of Ti,Ta,Nb

钴、镍。模等总量
Total content fo Co.Ni,Mo

95-96

3.9±0.1

0.08

0.1

0.5

0.2

0.2

0.2

0.3

钨含量采用重量百分数差减法求得。

The tungsten content is obtained by means of the weight percent subractive method.


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