

• Available materials >AISI 304~AISI 316 >AISI 420~AISI 440 |
Chemical Composition
AISI Number |
C% | Si% | Mn% | Cr% | Ni% | Mo% | P% | S% | hardness |
AISI 304 |
0.07 Max | 1.00 Max | 2.00 Max | 17.0~19.0 | 8.0~10.5 | 0.045 Max | 0.03Max | Slightly magnetic, flat hardness HRC 25min, corrosion resistance better than 4 series stainless steel | |
AISI 316 | 0.07 Max | 1.00 Max | 2.00 Max | 16.5~18.5 | 10.5~13.5 | 2.00~2.50 | 0.045 Max | 0.03 Max |
Slightly magnetic, flat hardness HRC 25min, corrosion resistance is better than 304, especially for sulfuric acid and its compounds |
AISI 420 | 0.07~0.25 | 1.00 Max | 1.00 Max | 12.0~14.0 | 0.045 Max | 0.03 Max |
Magnetic, hardenable, flat hardness, corrosion resistance of HRC 50min is better than 440 |
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AISI 430 |
0.08 Max | 1.00 Max | 1.00 Max | 15.5~17.5 | 0.045 Max | 0.03 Max |
Corrosion resistance under magnetic and high temperature environment Better than 304 / 316, anti-steam nitric acid dairy products and petrochemical products, flat hardness HRB 85min |
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AISI 440 |
0.95~1.20 | 1.00 Max | 1.00 Max | 16.0~18.0 | 0.045 Max | 0.02 Max |
Matian bulk iron water, alcohol, petroleum, and food can resist corrosion, 1/8"below HV660-780, 1/8"has been on HRC58min |
*304/316 stainless steel can be demagnetized by solid-melting heat treatment.
Applications:Bearings, chemical industry, household cleaning products, cosmetics, computer peripheral equipment and pharmaceutical products
Density:7.94g/cm³
Level:5~For grinding
Size:2.0~25.4mm
Service Hotline:
Address: West End of Zhengfang Road, Maozhuang Industrial Park, Ningyang, Shandong, China
mobile station:
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