Stauff Test 15 Type SMK15 Test Couplings

Stauff Test 15 Type SMK15 Test Couplings 2018-01-16T13:59:13+00:00

Ball Check Test Couplings with Connection Thread M16 x 1,5 - SMK15

Test Couplings with Connection Thread M16 x 1,5 – SMK15

Test Couplings with ball check for normal hydraulic applications and hydraulic applications with high-viscosity fluids.

Area of Application
▪ Monitoring and control of pressure
▪ Venting
▪ Sampling in high- and low-pressure systems

▪ Coupling at system pressure level
▪ Leakproof connection before ball check is open
▪ Simple connection to measuring, control and switching devices
▪ Self locking metal guard cap

▪ Suitable for hydraulic oils and other mineral oil based fluids (Check compatibility of seal material)
▪ For use in conjunction with other liquid media please consult STAUFF

Working Pressure
▪ Max. working pressure 630 bar / 9137 PSI
For SMK style G and K the recommended working pressure of fitting manufacturer has to be applied.
▪ Joining under pressure up to 630 bar / 9137 PSI max.

Stauff Test 15 Stauff Test 15 Catalogue                                          CONNECTOR STYLES AVAILABLE

How Stauff Test Couplings Work

Metal parts made of:
▪ Steel, black zinc/nickel-plated = C6F* (CrVI-free)
▪ Stainless Steel V2A (1.4305 / AISI 303) on request
▪ Stainless Steel V4A (1.4571 / AISI 316Ti) on request

* Note: The changover of the standard surface finishing
“zinc plated” to the chromium (VI) free surface finishing
black zinc/nickel-plated” will proceed gradually.

Ball made of Stainless Steel

Sealings made of:

P = NBR (Buna-N®)
Temperature range -20 °C … +100 °C / -4 °F … +212 °F
V = FPM (Viton®)
Temperature range -20 °C … +200 °C / -4 °F … +392 °F
E = EPDM (Ethylene Propylene Diene Rubber)
for brake fluid, Temperature range -40 °C … +150 °C / -40 °F … +302 °F

Protection Cap
▪ The complete STAUFF Test 15-type-SMK range is also available with a hexagonal protection cap made of steel.

▪ On request STAUFF Test 15 is also available as SKK-type including “Gas”- and “Filling”- versions.


Stauff Anglia Ltd
Unit 405 Copper Smith Way
Norfolk NR18 0WY

T: 01953 857158
F: 01953 857159
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