Code commonly used materials, grades, applications

HT200

C.I.

 Water below 80 ℃

GCr15

GCr15

 Bearing steel

QT500

QT

Water pump housing

ZG230-450

ZG25

 Water, oil

42CrMo

4140

Shaft

1Cr13

410

 Food, oil

2Cr13

420

 Shaft

1Cr13Ni

410S

 High-pressure water pump housing, balance disc, etc.

1Cr18Ni9

302

 Alkaline, acidic water

0Cr18Ni9

304

Alkaline, acidic water

1Cr18Ni12

305

 Acidic water

0Cr25Ni20

310S

 Caustic soda

1Cr18Ni12Mo2Ti

M

Dilute sulfuric acid, phosphoric acid, organic acids

00Cr17Ni14Mo2

316L

Dilute nitric acid, phosphoric acid, organic acid

00Cr19Ni13Mo3

317L

Ibid, resistance to intergranular corrosion

1Cr18Ni9Ti

321

 Alkaline, acidic water, organic acids

00Cr20Ni25Mo4.5Cu

904L

 Various concentrations of  sulfuricacid below 70 ℃

0Cr30Ni42Mo3Cu2

804

 Caustic soda 150 ℃

          0Cr20Ni42Mo3Cu2

824

904 is still impatient corrosion

0Cr21Ni32Mo2Cu3

20 # alloy

               Hot concentrated sulfuric acid, T ≤ 130 ℃, 40% concentration

        0Cu24Ni20Mo2Cu3

 K alloy

≤ 60% of various concentrations of sulfuric acid

00Cr10Ni20Si6Mo

920

 Hot concentrated sulfuric acid, T ≤ 130 ℃, the concentration of 93-98%             

00Cr25Ni6Mo2

MM-4

Special steel nitrophosphate

0Cr17Ni7Al

631

The long axis of liquid pumps

N6

Pure Nickel

 High temperature caustic soda, alkali evaporator

0Ni60Mo22Fe20

Hastelloy A

Various concentrations of hydrochloric acid below 70 ℃

00Ni65Mo28

Hastelloy B

 All concentrations of hydrochloric acid

0Ni60Mo18Fe8Cr17Cu3Mn

Hastelloy C

     Cold nitric acid, hypochlorous acid,hydrofluoric acid, etc.

         00Cr30Ni40Mo4Cu3

Lewmet55

 All full-temperature sulfuric acid concentration

00Ni65Cu28

Monel

 Hydrofluoric acid, silicon fluoride acid, high temperature caustic soda

00Cr14Ni14Si4

C4

 Full concentration of nitrate

TiAl6V4

TC4

 Oxidizing corrosive media

TA2

Ti

Mother liquor of soda ash, sea water

0Cr26Ni5Mo2Cu3

CD4MCu

Solid containing dilute sulfuric acid, phosphoric acid, wear and corrosion

F30%CrMo

Cr30

Phosphoric acid slurry, more wear and corrosion

00Cr25Ni6Mo2

MM-4

 Nitrate, phosphate-specific

0Cr27Ni31Mo4.5Cu2

ZS28

Hydrochloric acid slurry

STSi15

G

 Nitric acid, chromic acid, sulfuric acid, etc. (excluding HCl)

Cr28

E

 Concentrated nitric acid

Cr30

F30%CrMo

 For corrosive and abrasive media

0Cr18Ni5Mo5

NH55

 Seawater

00Cr22Ni5Mo3N

SAF2205

 Seawater

00Cr25Ni7Mo4N

SAF2507

 Water, better than SAF2205

0Cr17Ni17Si5

05

 High concentration, high temperature sulfuric acid

1Cr26Ni6

 PH50

 Casing wear ring

                  STNiCr202

 Nickel-iron

High temperature and high concentration of caustic soda

 32 Mo Titanium Alloy

 Oxidation and reduction of corrosive media

TiMo0.3Ni0.8

Ti, Mo, Ni alloys

Oxidative corrosion medium, crevice corrosion resistance

TiTa5

Titanium tantalum alloys

 Hot concentrated nitric acid and synthetic resins and other strong corrosive media