304L SS (wrought)

Verifiedmetal

UNS S30403· AISI 304L

304L stainless steel is a low-carbon austenitic stainless steel alloy (Fe-Cr-Ni base) in wrought form, designed to minimize chromium carbide precipitation and intergranular corrosion during welding and high-temperature service. It is widely used in chemical processing, food and beverage production, pharmaceutical equipment, and marine environments where corrosion resistance combined with weldability is critical; engineers select 304L over standard 304 grade specifically when welded assemblies must maintain corrosion immunity in aggressive media without post-weld heat treatment.

welded piping and pressure vesselschemical processing equipmentfood and beverage processingmarine and offshore structurespharmaceutical manufacturingcryogenic containment

Compliance & Regulations

?ISO 10993?Conflict Free?FDA?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Fatigue Strength (10⁷ cycles)(σf)2 entries	34.81	ksi	20°C · air
↳	26.83	ksi	288°C · air

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Regulatory Screening

Environmental

Safety & Biocompatibility

Quality & Standards

Industry-Specific

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.