Corrosion Resistance of Glass-lined Glaze

Medium

Concentration%

Temperatur?

Corrosion Rate mm/year

AlCl3

30

<105

<0.005

KAl(SO4)2

10--50

<105

<0.005

HCl

<35

<105

<0.005

Al2(SO4)3

20--50

<105

<0.005

HCl

>5

>105

0.02--0.05

NH4Cl

<50

<105

<0.005

HNO3

5--17

<105

<0.005

HCHO

~100

<105

<0.005

HNO3

100

<60

<0.005

K2SO4

10

<105

<0.005

H2SO4

<80

150

<0.005

NaCl

50

105

<0.005

H3PO4

40

100

0.02--0.05

C2H2O4

10

<38

<0.005

H3PO4

40

>150

>0.05

NaF

<5

<100

<0.005

H3PO4

30--80

<100

<0.005

NaHSO

20--50

100

<0.02

NaOH

<25

Constant tem.

<0.005

C2H4(NH2)OH

~100

<105

<0.005

NaOH

20

60

>0.02

C2H4(NH2)OH

~100

<200

<0.005

NaOH

20

80

>0.05

Br

100

<80

0.005--0.02

NaOH

30

<38

<0.005

CCl4

50--100

<80

<0.005

NaCO3

30

60

<0.03

H2CrO4

20--30

<105

<0.005

NaHCO3

>25

Constant tem.

<0.005

FeCl3

10--40

<105

0.02--0.05

NaHCO3

>25

100

<0.02

(HO3)C6H2COOH

100

<105

<0.005

CuSO4

10--50

<105

<0.005

COOH(CH2)2CH(NH2)

100

<100

<0.005

CuCl2

10--50

<105

<0.005

C6H6

100

<100

<0.005

Cu(NO3)2

10--50

<105

<0.005

C6H5OH

100

<100

<0.005

CH3COOH

~100

<100

<0.005

NaNO3

10--50

<100

<0.005

AlCl3

10

>200

>0.05

Note:Hydro fibroid acid, strong phosphoresced with high temperature and very strong sodium should be prohibited.

Na2SO4

20

<100

<0.005

 

Physically Mechanical Property

Name

Target

Check Standard

Test Plate

Sudden variation of temperature difference resistance(°C)

>200

GB7987--87

Mechanical impact resistance(J)

>200×10-3

GB7990--87

Requirements of equip.

Glass-lined thickness(mm)

0.8-2.0

GB7991--87

High voltage test(kV)

6(Rechecked by users)

GB7993--87

Pressure resistance(Mpa)

Inner<0.4Jacket<0.6

GB7994--87

Temperature in use(°C)

0-200

HG2432--93

Sadden variation of temperature difference resistance (°C)

Cooling impact110 Thermal impact120

GB7987--87

 

BACK