SRF may refer to:
Name:
- SRF Limited, an Indian public company specializing in technical fibers, polymers and engineering plastics
Technology:
- Self-Resonant Frequency, a type resonance in electronic circuit
- Serum response factor, molecular biology term
- Solid recovered fuel. also called refuse derived fuel, fuel produced by shredding municipal solid waste
- Superconducting Radio Frequency, electrical superconductors yielding high Q-factor
Other:
- Self raising flour, wheat flour which contains chemical rising agents (instead of yeast) to aerate the dough and produce a soft, fluffy texture
- Self-Realization Fellowship, spiritual organization
- SleepResearch Facility, a dark ambient artist from Glasgow, Scotland
- Smooth Rock Falls, Ontario
- Spec Racer Ford, a class of racing car
- State Revolving Fund
- Scholar Rescue Fund
- Strategic Rocket Forces, part of Russian army that controls the nuclear rocket weapons
- Sweden Rock Festival
- Systematic Reconnaissance Flight
- Set (mathematics), Relation (mathematics) and Function (mathematics)