Is the STECKO Automatic Steel Reduction Plug Coupling suitable for high-pressure mining hydraulic systems and resistant to corrosion?

Yes. The STECKO Automatic Steel Reduction Plug Coupling is suitable for high-pressure mining hydraulic systems and resistant to corrosion. Made from high-quality automatic steel with a protective galvanized coating, it offers excellent wear and corrosion resistance for harsh mining environments. Its robust NBR O‑ring with a Teflon back‑up ring provides strong leak‑tightness and long‑term performance under high pressures. Precision engineering ensures secure fit, easy installation, and compatibility with various hydraulic components, supporting reliable, continuous operation and reduced downtime.

Does the STECKO Automatic Steel Reduction Plug Coupling maintain leak-free performance under continuous high-pressure cycles in mining hydraulics?

Yes. The STECKO Automatic Steel Reduction Plug Coupling maintains leak-free performance under continuous high-pressure cycles in mining hydraulics. Made from high-quality automatic steel with a galvanized finish, it resists wear and corrosion in harsh environments. Its sealing system—an NBR O-ring backed by a Teflon back-up ring—provides robust, pressure-resistant sealing that minimizes leakage and ensures long-term operational safety. Precision engineering ensures secure fit and compatibility with common hydraulic components, reducing the risk of seal movement or failure during repeated pressure cycling. These features together support consistent leak-tight performance and extended service life in demanding mining hydraulic applications.

Coupling push-in reducing STECKO, steel free-cutting

All products, Fittings for high-pressure hoses/

Additional information

Material	CS – steel (cast iron)
Standard length [m]	60

Coupling push-in reducing system STECKO for use in systems hydraulic for mining. Material: steel free-cutting, galvanized. sealing: NBR (O-ring), teflon (ring thrust).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TI-GST-5-22BA	Fitting plug-in reducing STECKO 8/10 - 4/6	-	530	In stock	Enquiry
TI-GST-5-22CB	Fitting plug-in reducing STECKO 12 - 8/10	-	500	In stock	Enquiry
TI-GST-5-22EB	Fitting plug-in reducing STECKO 20 - 8/10	-	450	In stock	Enquiry
TI-GST-5-22EC	Fitting plug-in reducing STECKO 20 - 12	-	450	In stock	Enquiry
TI-GST-5-22FC	Fitting plug-in reducing STECKO 25 - 12	-	400	In stock	Enquiry
TI-GST-5-22FE	Fitting plug-in reducing STECKO 25 - 20	-	400	In stock	Enquiry
TI-GST-5-22GE	Fitting plug-in reducing STECKO 32 - 20	-	300	In stock	Enquiry
TI-GST-5-22GF	Fitting plug-in reducing STECKO 32 - 25	-	300	In stock	Enquiry

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Coupling push-in reducing system STECKO for use in systems hydraulic for mining. Material: steel free-cutting, galvanized. sealing: NBR (O-ring), teflon (ring thrust).