Is the MSL Threaded Coupling with EN 14420-3 Clamp, Hex Nut, Stainless Steel suitable for use with aggressive chemicals and solvents?

Yes. The MSL Threaded Coupling with EN 14420-3 Clamp, Hex Nut, Stainless Steel is suitable for use with aggressive chemicals and solvents. Key reasons: - End piece made of AISI 316 stainless steel provides excellent corrosion resistance to a wide range of aggressive media. - PTFE seal offers outstanding chemical compatibility and resistance to most solvents, acids and alkalis. - Robust construction (aluminum shell clamp per EN 14420-3 and durable hex nut) ensures a tight, leak-free connection under operating stresses. - Rated working pressure up to 25 bar supports safe operation in demanding fluid-handling applications. Note: Compatibility with a specific chemical should be confirmed by checking AISI 316 and PTFE resistance charts for concentration and temperature conditions to ensure long-term performance.

Can the MSL Threaded Coupling with EN 14420-3 Clamp, Hex Nut, Stainless Steel be used in high-temperature applications without degrading the PTFE seal or compromising the AISI 316 end piece?

MSL Threaded Coupling with EN 14420-3 Clamp, Hex Nut, Stainless Steel can be used in elevated-temperature applications, but suitability depends on the specific temperature range and exposure duration. Key points based on the description: - The end piece is AISI 316 stainless steel, which retains mechanical strength and corrosion resistance at elevated temperatures typical for most industrial fluids (AISI 316 is generally usable continuously up to ~300–400 °C depending on environment). - The seal is PTFE, which has excellent chemical resistance and a wide service temperature range (commonly −200 °C to about +260 °C continuous). PTFE will begin to lose some mechanical properties and may creep more at the upper end of that range, but it does not chemically degrade below its maximum service temperature. - The aluminum clamp and threaded components (finish/details not fully specified) may limit maximum safe temperature compared with the stainless and PTFE; aluminum alloys typically have lower strength at high temperatures and can oxidize or soften above ~150–200 °C depending on alloy. Recommendation: - For temperatures up to ~200–260 °C the PTFE seal and AISI 316 end piece are generally compatible; verify the specific PTFE grade and aluminum alloy limits. - For continuous operation above ~200 °C, assess clamp material and mechanical integrity; consider replacing the aluminum clamp with a higher-temperature alternative if needed. - Always confirm with the manufacturer or technical datasheet for exact material grades, recommended maximum working temperature, and pressure derating at temperature to ensure seals and components won’t be compromised.

MSL Threaded Coupling with EN 14420-3 Clamp, Hex Nut, Stainless Steel

All products, Threaded couplings and adapters/

Additional information

Material	SS – stainless steel

The complete MSL coupling is designed for secure and reliable hose connections, featuring a robust aluminum shell clamp in compliance with EN 14420-3 (DIN 2817). Engineered with precision, it is finished with an internal thread and a durable hexagonal nut, ensuring easy installation and a tight, leak-free fit. The end piece is manufactured from high-grade AISI 316 stainless steel, offering exceptional resistance to corrosion and long-lasting performance even in demanding environments. Equipped with a high-quality PTFE seal, the coupling guarantees excellent chemical resistance and reliable sealing properties. With a working pressure of up to 25 bar, this solution delivers both safety and efficiency, making it an ideal choice for industries that require durability, precision, and consistent performance in fluid handling applications.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Price	Quantity	Actions	Catalogue
GD-MSLB-032-025-SS-CL-06	MSL connection GW BSP 1.1/4", for hose 25 mm, AISI 316, with aluminum clamp 25x6 mm	25	25	In stock	0 €		Enquiry

Do you need a larger quantity of products or a bespoke quote?

Call us: +91 8 925 918 796 or email us: chennai@tubes-international.com

SEND ENQUIRY

The complete MSL coupling is designed for secure and reliable hose connections, featuring a robust aluminum shell clamp in compliance with EN 14420-3 (DIN 2817). Engineered with precision, it is finished with an internal thread and a durable hexagonal nut, ensuring easy installation and a tight, leak-free fit. The end piece is manufactured from high-grade AISI 316 stainless steel, offering exceptional resistance to corrosion and long-lasting performance even in demanding environments. Equipped with a high-quality PTFE seal, the coupling guarantees excellent chemical resistance and reliable sealing properties. With a working pressure of up to 25 bar, this solution delivers both safety and efficiency, making it an ideal choice for industries that require durability, precision, and consistent performance in fluid handling applications.