28
2025
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07
Does Stainless steel tarnish？
Before we know if stainless steel tarnish, we should know what is stainless steel.
From it’s literal meaning, stainless steel is a kind of steel not easy to rust. From it’s composition, stainless steel is a kind of alloy steel, it mainly composite with iron, chrome, nickel, carbon, etc. The alloy characteristic of stainless steel decides that it’s more stability than other steel.a
But stainless steel isn’t 100% rust-free. First, Some steel industries will cut corners during manufacturing, some are have not expert manufacture technique,which make stainless steel are not good enough, finally lead the stainless steel rusty. So it’s important to choose manufacturer which has expert technique, big scale and integrity of transaction, the DONGTE STEEL is such as a steel manufacturer. DONGTE is a experienced steel manufacturing company, and DONGTE has passed ISO9001 international quality management system certification and obtained 8 quality system certifications including provincial enterprise letter of credit, enterprise credit certificate, quality service certificate, and integrity management demonstration unit.
Second, the front mentioned that stainless steel is alloy steel, different content of metal elements makes different kinds of stainless steel are made, they will apply in different scene. If you use unsuitable steel into unsuitable scene, the stainless steel will be rusty easily. So it’s essential to choose the right stainless steel. The under table is about normal model number of stainless steel and their metal element composition. DONGTE STEEL control their composition of stainless steel strictly, to assurances the quality of their stainless steel. DONGTE STEEL provide online consultation, if you have any questions about steel, you can contact DONGTE, DONGTE will communication with you positively.
|
Model Number |
Cr |
Ni |
C |
Mn |
Mo |
|
304 |
18.0–20.0 |
8.0–10.5 |
≤0.08 |
≤2.0 |
— |
|
304L |
18.0–20.0 |
8.0–12.0 |
≤0.03 |
≤2.0 |
— |
|
316 |
16.0–18.0 |
10.0–14.0 |
≤0.08 |
≤2.0 |
2.0–3.0 |
|
316L |
16.0–18.0 |
10.0–14.0 |
≤0.03 |
≤2.0 |
2.0–3.0 |
|
201 |
16.0–18.0 |
3.5–5.5 |
≤0.15 |
5.5–7.5 |
— |
|
202 |
17.0–19.0 |
4.0–6.0 |
≤0.15 |
7.5–10.0 |
— |
|
430 |
16.0–18.0 |
≤0.75 |
≤0.12 |
≤1.0 |
— |
|
410 |
11.5–13.5 |
≤0.75 |
≤0.15 |
≤1.0 |
— |
|
409 |
10.5–11.7 |
≤0.5 |
≤0.08 |
≤1.0 |
— |
|
439 |
17.0–19.0 |
≤0.5 |
≤0.03 |
≤1.0 |
— |
So, if you want to avoid stainless steel rusty as far as possible, choosing a good supplier is a best solution. Finally, if you have any questions, please contact us!
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