ISO 37-1 (Rubber Tensile Stress–Strain Properties)

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ISO 37 is the International Standard defining the tensile stress-strain test method for vulcanized and thermoplastic rubber. It is the core reference for rubber tensile properties. To match this to your program, talk with our team.

What ISO 37 Covers

It determines tensile strength, elongation at break, and stress at defined elongations for rubber and elastomers, the primary international rubber tensile method.

How the Test Is Run

A dumbbell or ring specimen is pulled at a high, controlled speed while elongation is measured over the gauge length, and the tensile properties are recorded from the stress-strain curve.

Why It Matters

Rubber tensile data underpins compound specification and quality control. Grips that hold soft, high-elongation material without slip and adequate travel are essential. To configure rubber tensile testing, request a quote.

Reading the Designation

Cited as ISO 37 with its year. Confirm the edition and specimen type.

Related Standards

ASTM D412 is the ASTM rubber tensile method and DIN 53504 is the German equivalent.

Request a Quote

Setting up rubber tensile testing to ISO 37? Request a quote and our team will help you build a system matched to your compound type and elongation range.


TensileMill CNC products for ISO 37-1

Our specimen-preparation systems and testing equipment compatible with ISO 37-1:


Get ready for ISO 37-1 with TensileMill CNC

TensileMill CNC builds testing systems used across quality control, research, and production. For this work we supply universal testing machines with pneumatic grips and cutting dies for rubber and elastomer specimens. Share your material mix and throughput, and we will recommend a setup that fits ISO 37-1.