Solution

Reference Recommendations for the Corrosion Resistance of Stainless Steel Pumps to Acids, Magnesium, Calcium, Barium, Ammonium, Potassium, Nickel, Sodium, Zinc, Iron, Copper, Aluminum, and Hydrogen
Release Time:2026-09-06 Browse:46

No.

Medium

Operating Conditions

304

316

316L

1

Hydrochloric Acid

<1%,≤20°C

×

×

Applicable

2

Sulfuric Acid

5%-20%,≤40°C

×

Applicable

Suitable

3

>20%-50%,≤40°C

×

×

×

4

Concentrated, below 20°C

Applicable

Suitable

Suitable

5

Concentrated, above 20°C

×

×

×

6

Nitric Acid

≤65%,≤20°C

Suitable

Suitable

Suitable

7

Concentrated, below 20°C

Suitable

Suitable

Suitable

8

≤65%,>20°C

Applicable

Applicable

Applicable

9

Concentrated, above 20°C

Suitable

Suitable

Suitable

10

Concentrated fuming, below 43°C

Suitable

Suitable

Suitable

11

Concentrated fuming, above 43°C

Suitable

Suitable

Suitable

12

Phosphoric Acid

1%-4%,20°C-boiling

Suitable

Suitable

Suitable

13

5%-9%, static, agitated, or aerated

Suitable

Suitable

Suitable

14

10%-79%, static

Suitable

Suitable

Suitable

15

10%-79%, agitated or aerated

Suitable

Applicable

Applicable

16

10%-79%,50°C-boiling

Applicable

Suitable

Suitable

17

≥80%,20°C-boiling

×

Applicable

Suitable

18

Acetic Acid

5%-49%, agitated or aerated

Suitable

Suitable

Suitable

19

50%-100%,≤20°C

Suitable

Suitable

Suitable

20

50%-100%,>20°C

×

×

Applicable

21

Carbonic Acid

Below saturation

Suitable

Suitable

Suitable

22

Oxalic Acid

10%-50%,≤20°C

Suitable

Suitable

Suitable

23

10%-50%,>20°C

×

×

×

24

Lactic Acid

<5%,≤20°C

Suitable

Suitable

Suitable

25

5%-10%,≤20°C

Applicable

Suitable

Suitable

26

<5%,>20°C

Suitable

Suitable

Suitable

27

5%-10%,>20°C

Applicable

Suitable

Suitable

28

>10%,>20°C

×

Applicable

Applicable

29

Calcium Sulfate

Below saturation

Suitable

Suitable

Suitable

30

Barium Sulfate

 

Suitable

Suitable

Suitable

31

Ammonium Sulfate

≤5%, agitated or aerated

Suitable

Suitable

Suitable

32

5%-saturated

Applicable

Suitable

Suitable

33

Magnesium Sulfate

Below saturation

Suitable

Suitable

Suitable

34

Nickel Sulfate

 

Suitable

Suitable

Suitable

35

Potassium Sulfate

 

Suitable

Suitable

Suitable

36

Sodium Sulfate

 

Suitable

Suitable

Suitable

37

Aluminum Sulfate

5%-saturated,≤20°C

Suitable

Suitable

Suitable

38

10%-saturated, boiling

Applicable

Suitable

Suitable

39

Copper(II) Sulfate

≤5%, static, agitated, or aerated

Suitable

Suitable

Suitable

40

Saturated

Suitable

Suitable

Suitable

41

Iron Sulfate

Dilute solution

Suitable

Suitable

Suitable

42

Iron Acid (III)

≤5%, static or agitated

Suitable

Suitable

Suitable

43

Potassium Aluminum Sulfate

≤10%

Suitable

Suitable

Suitable

44

≤10%,≤20°C

Suitable

Suitable

Suitable

45

>10%,>20°C

Applicable

Suitable

Suitable

46

Saturated

×

Applicable

Suitable

47

Sodium Bisulfate

Unsaturated

Suitable

Suitable

Suitable

48

Saturated

×

×

×

49

Sodium Sulfite

<10%

Suitable

Suitable

Suitable

50

Sodium Sulfite

 

Suitable

Suitable

Suitable

51

Ammonium Oxalate

<5%

Suitable

Suitable

Suitable

52

Ammonium Carbonate

<5%

Suitable

Suitable

Suitable

53

Barium Carbonate

 

Suitable

Suitable

Suitable

54

Potassium Carbonate

≤1%,≤20°C

Suitable

Suitable

Suitable

55

≤1%,>20°C

Suitable

Suitable

Suitable

56

Hydrogen Sulfide

Dry

Suitable

Suitable

Suitable

57

Wet

Applicable

Suitable

Suitable

58

Sodium Sulfide

Saturated

Applicable

Suitable

Suitable

59

Barium Sulfide

Saturated solution / benzene (crude benzene)

Suitable

Suitable

Suitable

60

Aluminum Chloride

 

Suitable

Suitable

Suitable

61

Sulfur Chloride

Dry

×

×

×

62

Barium Chloride

 

Suitable

Suitable

Suitable

63

Magnesium Chloride

<5%, static,≤20°C

Suitable

Suitable

Suitable

64

<5%, static,>20°C

×

×

Applicable

65

Calcium Chloride

Dilute or concentrated

Applicable

Suitable

Suitable

66

Nickel Chloride

 

Suitable

Suitable

Suitable

67

Zinc Chloride

50% or below, static

×

Applicable

Applicable

68

>20°C

×

Applicable

Applicable

69

Ammonium Chloride

≤10%

Suitable

Suitable

Suitable

70

>10%

Applicable

Applicable

Suitable

71

Potassium Chloride

<5%static, agitated, or aerated

Suitable

Suitable

Suitable

72

<5%, boiling

Suitable

Suitable

Suitable

73

Tin(IV) Chloride

1.21g/L溶液

×

×

×

74

Tin(II) Ammonide

Saturated

×

Suitable

Suitable

75

Iron(II) Chloride

Saturated

×

Suitable

Suitable

76

Iron(III) Chloride

≤1%,≤20°C

Applicable

Applicable

Suitable

77

≤1%,>20°C

×

×

×

78

>1%

×

×

×

79

Sodium Chloride

≤5%,below boiling, aerated

Suitable

Suitable

Suitable

80

5-20%,≤20°C, aerated

Applicable

Suitable

Suitable

81

saturated, static,≤20°C

Applicable

Applicable

Suitable

82

Drinking Water

 

Suitable

Suitable

Suitable

83

Seawater

 

×

Applicable

Suitable

84

Wort

 

Suitable

Suitable

Suitable

85

Malt Mash

 

Suitable

Suitable

Suitable

86

Citric Acid

≤15%, static,≤20°C

Suitable

Suitable

Suitable

87

>15%,>20°C

Applicable

Suitable

Suitable

88

Picric Acid

 

Suitable

Suitable

Suitable

89

Stearic Acid

 

Suitable

Suitable

Suitable

90

Tartaric Acid

≤10%,≤20°C

Suitable

Suitable

Suitable

91

10-50%,>20°C

Applicable

Suitable

Suitable

92

Tannic Acid

20-66°C

Suitable

Suitable

Suitable

93

Boric Acid

 

Suitable

Suitable

Suitable

94

Silicic Acid

(Hydrofluosilicic Acid)

×

×

×

95

Formic Acid

<5%, static,20-66°C

Applicable

Suitable

Suitable

96

Butyric Acid

≤5%

Suitable

Suitable

Suitable

97

0.0964g/Laqueous solution

Suitable

Suitable

Suitable

98

Benzoic Acid

 

Suitable

Suitable

Suitable

99

Chloroacetic Acid

Any concentration

×

×

×

100

Nitrous Acid

≤5%

Suitable

Suitable

Suitable

101

Sulfurous Acid

saturated,4-8 bar

×

Applicable

Applicable

102

10 bar

×

×

Applicable

103

Hydrocyanic Acid

 

Suitable

Suitable

Suitable

104

Hydrofluoric Acid

 

×

×

×

105

Malic Acid

 

Suitable

Suitable

Suitable

106

Sodium Carbonate

<50%,≤66°C

Suitable

Suitable

Suitable

107

<50%, boiling

Applicable

Suitable

Suitable

108

<50%molten state

×

×

×

109

Calcium Carbonate

Saturated

Suitable

Suitable

Suitable

110

Alkali Carbonate

Saturated

Suitable

Suitable

Suitable

111

Sodium Bicarbonate

Any concentration, below 20°C

Suitable

Suitable

Suitable

112

<50%,≤66°C, static

Suitable

Suitable

Suitable

113

Copper(II) Nitrate

1-5%static, agitated, or aerated

Suitable

Suitable

Suitable

114

5-50%,aqueous solution

Suitable

Suitable

Suitable

115

Hot aqueous solution

Suitable

Suitable

Suitable

116

Potassium Nitrate

Any concentration or molten state

Suitable

Suitable

Suitable

117

Sodium Nitrate

 

Suitable

Suitable

Suitable

118

Silver Nitrate

 

Suitable

Suitable

Suitable

119

Zinc Nitrate

 

Suitable

Suitable

Suitable

120

Magnesium Nitrate (III)

≤5%, static, agitated, or aerated

Suitable

Suitable

Suitable

121

Ammonium Nitrate

Boiling

Suitable

Suitable

Suitable

122

Potassium Chlorate

saturated,100°C

Suitable

Suitable

Suitable

123

Potassium Chlorate

saturated,100°C

Suitable

Suitable

Suitable

124

Potassium Permanganate

≤5%

Suitable

Suitable

Suitable

125

Calcium Chlorate

Dilute solution

Suitable

Suitable

Suitable

126

Sodium Hypochlorite

≤5%, static

Applicable

Suitable

Suitable

127

Sodium Perchlorate

≤10%, boiling

Suitable

Suitable

Suitable

128

Ammonium Perchlorate

 

Suitable

Suitable

Suitable

129

Potassium Hypochlorite

 

Applicable

Applicable

Applicable

130

Potassium Hydrogen Oxalate

≤25%

Suitable

Suitable

Suitable

131

Potassium Heavy Ammonate

≤5%

Suitable

Suitable

Suitable

132

Sodium Fluoride

 

Applicable

Suitable

Suitable

133

Potassium Bromide

 

Applicable

Suitable

Suitable

134

Ammonium Bromide

 

Applicable

Suitable

Suitable

135

Potassium Cyanide

 

Suitable

Suitable

Suitable

136

Sodium Cyanide

 

Suitable

Suitable

Suitable

137

Zinc Cyanide

Wet

Suitable

Suitable

Suitable

138

Copper(II) Cyanide

Saturated

Suitable

Suitable

Suitable

139

Calcium Cyanohydroxide

≤20%

Suitable

Suitable

Suitable

140

Barium Hydroxide

Hot aqueous solution

Suitable

Suitable

Suitable

Suitable: indicates that the material can be used.

Applicable: indicates that the material can be used, but is not recommended.

×: indicates that the material cannot be used.

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