Material and series selection
- Confirm diesel, petrol, mineral oil or biodiesel blend.
- Evaluate PA or NBR for common mineral-fuel service within limits.
- Recheck elastomers when biodiesel content or additives change.
By fluid
Fuel & Lubricants
Diesel · Petrol · Mineral oil
Temperature−30 / +80 °C
Max. pressure10 bar
Standards3
Fuel-line clamps must control vibration while resisting the exact fuel blend, lubricant additives and possible leakage exposure.
Installation checks
- Support close to engines, pumps and flexible connections.
- Keep lines separated from heat sources and abrasion points.
- Provide inspection access for leakage and cushion degradation.
Common mistakes to avoid
- Assuming every fuel blend behaves like mineral diesel.
- Clamping directly beside a high-temperature surface.
- Reusing visibly swollen or hardened cushions.
Where this service appears
Engine vibration and heat require close support and careful routing.
Pump connections and long transfer runs need different support strategies.
Oil additives, leakage and equipment vibration influence cushion choice.
Material compatibility
| PPPolypropylene−20/+100 °C | PAPolyamide 6/66−40/+120 °C | NBRNitrile rubber−40/+100 °C | PVDFPVDF (Kynar®)−40/+150 °C | MetalMetal (Al/Steel)−196/+425 °C | |
|---|---|---|---|---|---|
| Fuel & lubricantsdiesel, petrol, mineral oil | B | A | A | A | A |
A — ExcellentB — GoodC — LimitedD — Not recommended
Full compatibility matrix Fluid variants
Diesel / petrol
EN 590, ASTM D975
Standard fuel lines
Mineral lube oil
Gear oil, hydraulic oil
Engines and gearboxes
Biodiesel
B10–B100
Verify NBR compatibility
Applicable standards
EN 590Automotive fuels — diesel requirements and test methodsASTM D975Standard specification for diesel fuel oilsISO 15380Lubricants, industrial oils and related productsComplete clamp assembly selection
| Assembly item | Selection guidance |
|---|---|
| Clamp body | PA or compatible cushioned clamp for common mineral fuels. |
| Cushion | Verify against the exact fuel blend and additives. |
| Mounting | Support near pumps and engines while avoiding heat sources. |
| Inspection | Make leakage, swelling and hardening visible during service. |
Recommended series
Related technical resources
Pipe clamp selection guideCheck OD, load, vibration, material and mounting method before specifying.Read guide Pipe clamp spacing guidePlan supports around bends, valves, pressure pulses and equipment vibration.Read guide Pipe clamp material guideCompare PP, PA, NBR, metal and stainless choices by fluid and environment.Read guide DIN 3015 standard guideUnderstand standard, heavy and twin clamp families for industrial pipework.Read guide
Details needed for a reliable recommendation
Send these operating details with your enquiry so the complete clamp assembly can be reviewed.
- Exact fluid/product name and concentration
- Continuous, peak and cleaning temperatures
- Pipe OD, material, wall thickness and quantity
- Pressure, pulsation, vibration and support load
- Indoor/outdoor exposure, salt, UV and washdown
- Required standards, certificates and mounting method
Frequently asked questions
Does biodiesel affect clamp cushions?
It can. Compatibility varies with blend percentage, additives, temperature and elastomer grade.
Why support fuel lines near engines?
Close support reduces cyclic bending and rubbing caused by engine vibration.