303 stainless steel is an austenitic free cutting stainless wear-resistant acid steel containing sulfur and selenium respectively. It is used in occasions requiring free cutting and high surface finish. 

Mechanical properties of 303 stainless steel after annealing and stress relief, the tensile strength is 515mpa, the yield is 205mpa and the elongation is 40%. The standard hardness of stainless steel 303 is HRB 90-100, HRC 20-25, note: hrb100 = hrc22.9.

303 stainless steel improves cutting performance and high temperature adhesion resistance. Most suitable for automatic lathes, bolts and nuts. 

Application fields: petroleum, electronics, chemical industry, medicine, textile, food, machinery, construction, nuclear power, aerospace, military industry and other industries.


Specification



Chemical Composition
C : ≤0.15%
Si : ≤1.00%
Mn : ≤2.00%
P : ≤0.20%
S : ≤ 0.15%
Cr : 17.00-19.00（%）
Ni : 8.00-10.00（%）
Mo : ≤0.6%

Surfaces

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Detail

Q: Where is the factory of delong
A:  Liaocheng city ,Shandong Province,China


Q:  Can I get some samples? 
A:  Yes, sample order is available for quality check and market test with freight fee collect. 


Q:  Do you receive customized order? 
A:  Yes, ODM & OEM are welcomed. you can give us drawings and we will manufacture accordingly.


Q:  What's the lead time？ 
A:  According to the order quantity, small order usually need 7-15 days, big order need negotiation. 


Q:  What's your warranty terms? 
A:  We supply 12 months warranty time. 


Q:  What's your payment terms? 
A:  We accept T/T, LC etc.


Q:  Can you accept trail orders? 
A: Gemerally our MOQ is 1 ton.If your quanlity is smaller than our MOQ,kindly pls contact us for inquiry accordingly.

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