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304 Stainless Steel|Foshan Huili Metal Technology Co., Ltd.(佛山市惠利金属科技有限公司)

The classic 18%Cr-8%Ni austenitic with the most balanced corrosion resistance, formability and weldability; the highest-volume general-purpose stainless, but without molybdenum its pitting resistance to chlorides is limited.

304不锈钢

Austenitic

The classic 18%Cr-8%Ni austenitic with the most balanced corrosion resistance, formability and weldability; the highest-volume general-purpose stainless, but without molybdenum its pitting resistance to chlorides is limited.

Standards

GB (China)06Cr19Ni10(旧0Cr18Ni9)
EN (Europe)1.4301 / X5CrNi18-10
ASTM/UNS (USA)304 / UNS S30400
JIS (Japan)SUS304

Chemical composition (wt%)

Chemical composition (wt%)%
C≤0.08
Si≤1.00
Mn≤2.00
Cr18.0–20.0
Ni8.0–10.5
P≤0.045
S≤0.030

Density:7.93 g/cm³

Performance

The classic 18%Cr-8%Ni austenitic with the most balanced corrosion resistance, formability and weldability; the highest-volume general-purpose stainless, but without molybdenum its pitting resistance to chlorides is limited.

Use cases

Food machinery, cookware, architectural decoration, general chemical vessels, piping and structural parts; widely used in fresh-water service at ambient temperature.

Characteristics

Non-magnetic (slight magnetism after cold work), good weldability, excellent polishing and cold-forming, high cost-performance.

Pitfalls & cautions

In chloride environments (coastal, brine, chlorine disinfectants) welds and surfaces are prone to pitting; for long-term chlorinated tap-water tanks it is not the optimal choice; compare with 316L by medium.

Related grades

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This article is written by @Stainless Insights. @Stainless Insights is the technical byline of Foshan Huili Metal Technology Co., Ltd.(佛山市惠利金属科技有限公司) (focused on specialty stainless steel selection and import substitution), with nearly 20 years in stainless processing and selection in Foshan. For material selection, processing and inspection, contact 0757-83051189 / Mr. He 13703060845.

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Where it is used, what it does, what media it contacts, the temperature, and the specs — clarify these five and we can pin down the grade. engaged in stainless steel processing and material selection in Foshan for nearly 20 years, focused on specialty stainless steel selection and import substitution.

0757-83051189 / Mr. He 13703060845