1Cr25Ni20Si2(SS310)
1Cr25Ni20Si2 is of high temperature strength and oxidation resistance, and is sensitive to sulfur-containing atmosphere. It has the tendency of embrittlement of precipitated phase at 600 ~ 800 ºC, so it is suitable for making various furnace components to withstand stress.
Corresponding countries:
Japanese brand number: SUH310
German brand number: X15CrNiSi25
USA brand number: 310
French brand number: z25cnws14-14
The basic information:
1Cr25Ni20Si2-- austenitic type: 1Cr25Ni20Si2
Standard: GB/T 1221-1992
New standard: GB/T 1221-2007, new brand number: 16Cr25Ni20Si2
Scope of application:
High temperature strength and oxidation resistance, sensitive to sulfur atmosphere, brittle tendency of precipitate at 600 ~ 800 ºC, suitable for making various furnace components to withstand stress.
Chemical composition:
| Brand |
C |
Si |
Mn |
S |
P |
Cr |
Ni |
| 1Cr25Ni20Si2 |
≤0.20 |
1.50~2.50 |
≤1.50 |
≤0.030 |
≤0.035 |
24.00~27.00 |
18.00~21.00 |
Mechanical properties:
| Tensile strength b (MPa) |
≥590 |
| Conditional yield strength 0.2 (MPa |
≥295 |
| Elongation 5 (%) |
≥35 |
| Reduction of area bits (%) |
50 or more |
| Hardness |
187 hb or less |
Heat treatment specification:
Heat treatment specification: solid solution 1080 ~ 1130ºCquick cooling.
Microstructure: the microstructure is characterized by austenitic type.
The delivery status:
Generally, the products shall be delivered in the standard state of heat treatment, and the type of heat treatment shall be specified in the contract. If not specified, delivery shall be made without heat treatment.
Products and services
1). Pass: ISO9001 certification, and SO14001cetification;
2). Fine after-sale services;
3). Small order accepted;
4). Fast delivery.
Audited Supplier 
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