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SS 316 and Acetone: Chemical Resistance

Stainless steel 1.4401 (AISI 316)

Rating

Concentration20 °C50 °CRemark
concentration not statedAA

Material comparison at 20 °C

Acetone: Material comparison at 20 °CSS 316: A (highlighted); Aluminium: A; EPDM: A; FEP: A; HDPE: A; Nylon (PA): A.Aluminium: AEPDM: AFEP: AHDPE: ANylon (PA): AAcetal (POM): APP: APTFE: ASS 304: ASS 316: A316ECTFE/ETFE: BPMP: BLDPE: CPVDF: CViton (FPM): DNBR: DPolycarbonate: DPETG: DPolystyrene: DPolysulfone: DPVC Rigid: DSAN: DPVC Flexible: –Silicone: –
A very good resistanceB good resistanceC limited resistanceD not resistantno data
Each bar is one material. Taller bars indicate better resistance. The highlighted bar is the current material.

Resistance overview

SS 316 shows very good resistance (A) to Acetone at 20 °C, meaning the material remains essentially unaffected by this chemical under standard laboratory test conditions. The rating remains stable between 20 °C and 50 °C, which means this material can also handle moderately elevated process temperatures without additional risk.

Application context

Acetone is commonly encountered in electronics cleaning and pharmaceutical manufacturing. SS 316 (Stainless steel 1.4401 (AISI 316)) is a metal typically used for vessels, heat exchangers, fittings and structural components. Since Acetone is flammable, material selection must also consider the risk of static charge buildup and the need for proper grounding in storage and transfer systems.

Practical recommendation

SS 316 can be used with confidence for Acetone containment and handling. The A rating indicates that the material shows no significant change in weight, dimensions, or mechanical properties after prolonged contact under test conditions. This holds true at both 20 °C and 50 °C, giving a good safety margin for typical process environments.

Did you know?

The chemical resistance of SS 316 depends not only on the chemical concentration but also on exposure time, mechanical stress, and the presence of other chemicals in the mixture.

Materials rated A or B at 20 °C

Thermoplastics
HDPE A, PP A, Nylon (PA) A, Acetal (POM) A, PMP B
Fluoropolymers
PTFE A, FEP A, ECTFE/ETFE B
Elastomers
EPDM A
Metals
SS 304 A, Aluminium A

About SS 316

Stainless steel 316 (1.4401) contains molybdenum, which improves resistance to chlorides over 304. Hydrochloric acid and other halide acids still cause pitting.

Rating scale

A rating marked * is an estimate in the source, not a test result. An estimate is given as one value without a temperature.

About this data

The ratings come from the chemical resistance list published by Bürkle GmbH, which compiled them from raw-material manufacturers’ data. They describe laboratory tests on the raw material at 20 °C and 50 °C.

A finished part also sees pressure, mechanical stress, welds and mixtures that a laboratory test does not. Treat the rating as a first filter and test under your own conditions before relying on it.