Can the RS shell bracket (EN 14420-3/DIN 2817), aluminum withstand 25 bar working pressure when used with hoses and ends per EN 14420-3?

Yes. The RS shell bracket (EN 14420-3/DIN 2817), aluminum, is specified with a working pressure of 25 bar when used with an appropriately selected hose and end compliant with EN 14420-3. Given the product description.clamps made of aluminum, screws and nuts of galvanized carbon steel, and explicit working pressure 25 bar.this means the assembly is designed and rated to withstand 25 bar provided the hose and smooth standard end with securing flange meet EN 14420-3 requirements and are properly selected and installed. Ensure compatibility of hose inner diameter, pressure rating, and correct installation torque for screws/nuts; follow manufacturer instructions and applicable safety standards for verification and periodic inspection.

Is the RS shell bracket (EN 14420-3/DIN 2817), aluminum compatible with galvanized carbon steel screws/nuts under 25 bar working pressure?

Yes. The RS shell bracket (EN 14420-3/DIN 2817), aluminum, with galvanized carbon steel screws and nuts is compatible for use at 25 bar working pressure, provided the hose and end fittings are correctly selected and meet EN 14420-3 requirements. Aluminum clamps combined with galvanized carbon steel fasteners are commonly used in fluid handling assemblies; the galvanization protects the steel from corrosion and the materials are mechanically adequate for the stated pressure when properly assembled. Ensure correct clamp sizing, proper torque on screws/nuts, compatible hose material/temperature/chemical resistance, and routine inspection for corrosion or loosening during service.

Does the RS shell bracket (EN 14420-3/DIN 2817), aluminum require periodic retorquing of screws/nuts at 25 bar?

Yes. periodic retorquing is recommended. Reasoning: The RS shell bracket (EN 14420-3/DIN 2817), aluminum Format secures hoses on smooth ends using a flange and fasteners (aluminum clamp body; screws and nuts in galvanized carbon steel). Under cyclical loading, pressure pulses, thermal changes, vibration, or initial seating of components, preload in the screws can relax due to settling, embedment, or corrosion of mating surfaces. At 25 bar working pressure any loss of clamp preload can reduce hose-to-flange sealing force and raise the risk of leaks or slippage. Practical guidance: - Follow manufacturer instructions first; if none specified, inspect and retorque after initial service period (e.g., after first 24â72 hours of operation or first few pressure cycles). - Thereafter retorque at regular intervals based on operating conditions: more frequently for vibration, thermal cycling, high pressure cycling or aggressive environments (for example weekly to monthly), less frequently for stable conditions (e.g., quarterly to biannually). - Use correct torque values for the screw/nut size and material (galvanized carbon steel) or tighten to recommended preload; avoid overtightening aluminum clamp body to prevent thread or clamp damage. - Inspect for corrosion, thread damage, gasket/hose seating and uniform clamp compression each maintenance interval; replace fasteners showing corrosion or wear. If precise torque values or intervals are required, obtain them from the RS shell bracket (EN 14420-3/DIN 2817), aluminum Format manufacturer or a qualified engineer, considering hose type, end fitting, and operating conditions.

RS shell bracket (EN 14420-3/DIN 2817), aluminum

Additional information

Material	AL – aluminum

Shell clamp designed for securing hoses on standard ends (smooth) with a securing flange. Material: clamps – aluminum, screws and nuts – galvanized carbon steel. Working pressure: 25 bar (with appropriately selected hose and end EN 14420-3).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
RS-636013005040	Shell clamp according to DIN2817 13x5 mm, Al	-	-	In stock	Enquiry
RS-636019004040	Shell clamp according to DIN2817 19x4 mm, Al	-	-	In stock	Enquiry
RS-636019006040	Shell clamp according to DIN2817 19x6 mm, Al	-	-	In stock	Enquiry
RS-636025005040	Shell clamp according to DIN2817 25x5 mm, Al	-	-	In stock	Enquiry
RS-636025006040	Shell clamp according to DIN2817 25x6 mm, Al	-	-	In stock	Enquiry
RS-636025008040	Shell clamp according to DIN2817 25x8 mm, Al	-	-	In stock	Enquiry
RS-636032006040	Shell clamp according to DIN2817 32x6 mm, Al	-	-	In stock	Enquiry
RS-636032008040	Shell clamp according to DIN2817 32x8 mm, Al	-	-	In stock	Enquiry
RS-636035006040	Shell clamp according to DIN2817 35x6 mm, Al	-	-	In stock	Enquiry
RS-636038007040	Shell clamp according to DIN2817 38x6.5 mm, Al	-	-	In stock	Enquiry
RS-636038008040	Shell clamp according to DIN2817 38x8 mm, Al	-	-	In stock	Enquiry
RS-636038010040	Shell clamp according to DIN2817 38x10 mm, Al	-	-	In stock	Enquiry
RS-636040007040	Shell clamp according to DIN2817 40x7 mm, Al	-	-	In stock	Enquiry
RS-636040010040	Shell clamp according to DIN2817 40x10 mm, Al	-	-	In stock	Enquiry
RS-636045007040	Shell clamp according to DIN2817 45x7 mm, Al	-	-	In stock	Enquiry
RS-636050006040	Shell clamp according to DIN2817 50x6 mm, Al	-	-	In stock	Enquiry
RS-636050008040	Shell clamp according to DIN2817 50x8 mm, Al	-	-	In stock	Enquiry
RS-636050010040	Shell clamp according to DIN2817 50x10 mm, Al	-	-	In stock	Enquiry
RS-636065007040	Shell clamp according to DIN2817 65x7 mm (63x8), Al	-	-	In stock	Enquiry
RS-636065010040	Shell clamp according to DIN2817 65x10 mm, Al	-	-	In stock	Enquiry
RS-636075008040	Shell clamp according to DIN2817 75x8 mm, Al	-	-	In stock	Enquiry
RS-636075010040	Shell clamp according to DIN2817 75x10 mm, Al	-	-	In stock	Enquiry
RS-636075012040	Shell clamp according to DIN2817 75x12 mm, Al	-	-	In stock	Enquiry
RS-636080008040	Shell clamp according to DIN2817 80x8 mm, Al	-	-	In stock	Enquiry
RS-636080010040	Shell clamp according to DIN2817 80x10 mm, Al	-	-	In stock	Enquiry
RS-637100008040	Shell clamp according to DIN2817 100x8 mm, Al	-	-	In stock	Enquiry
RS-637100010040	Shell clamp according to DIN2817 100x10 mm, Al	-	-	In stock	Enquiry
RS-637100012040	Shell clamp according to DIN2817 100x12 mm, Al	-	-	In stock	Enquiry
RS-637100014040	Shell clamp according to DIN2817 100x14 mm, Al	-	-	In stock	Enquiry
RS-637100016040	Shell clamp according to DIN2817 100x16 mm, Al	-	-	In stock	Enquiry
RS-637125010040	Shell clamp according to DIN2817 125x10 mm, Al	-	-	In stock	Enquiry
RS-637125013040	Shell clamp according to DIN2817 125x13 mm, Al	-	-	In stock	Enquiry
RS-637125015040	Shell clamp according to DIN2817 125x15 mm, Al	-	-	In stock	Enquiry
RS-637150010040	Shell clamp according to DIN2817 150x10 mm, Al	-	-	In stock	Enquiry
RS-637150013040	Shell clamp according to DIN2817 150x13 mm, Al	-	-	In stock	Enquiry
RS-637150015040	Shell clamp according to DIN2817 150x15 mm, Al	-	-	In stock	Enquiry
RS-637200012040	Shell clamp according to DIN2817 200x12 mm, Al	-	-	In stock	Enquiry
RS-637200016040	Shell clamp according to DIN2817 200x16 mm, Al	-	-	In stock	Enquiry

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Shell clamp designed for securing hoses on standard ends (smooth) with a securing flange. Material: clamps – aluminum, screws and nuts – galvanized carbon steel. Working pressure: 25 bar (with appropriately selected hose and end EN 14420-3).