Is the GE-MT screw connection, stainless steel compatible with anaerobic thread sealants instead of PTFE tape for the 24Â° DIN 2353 socket?

Yes . the GE-MT screw connection, stainless steel (24Â° DIN 2353 socket) is compatible with anaerobic thread sealants as an alternative to PTFE (Teflon) tape. The DIN 2353 description explicitly states sealing on the thread may be achieved "with Teflon tape or anaerobic sealant." Since the fitting material is AISI 316 stainless steel and the design seals on the external metric thread/tapered thread, using a suitable anaerobic sealant formulated for stainless steel threads is acceptable. Practical notes: - Choose an anaerobic sealant rated for the operating temperature, pressure, and fluid compatibility of your system. - Follow manufacturer cure-time and assembly procedures; anaerobic sealants typically require metal-to-metal contact and exclusion of air to cure properly. - Avoid excessive sealant that could flow into the system; use the recommended dosage and allow full cure before pressurizing. - Maintain the specified safety factor (2.5:1) and use the correct series (L or S) and tightening torques per DIN 2353 to ensure mechanical integrity. In summary: anaerobic sealant is an acceptable sealing method for the GE-MT screw connection, stainless steel (24Â° DIN 2353 socket), provided you select a compatible product and follow proper application and installation procedures.

Can GE-MT screw connection, stainless steel maintain DIN 2353 24Â° sealing performance with tapered metric threads reassembled after multiple installations?

Yes - GE-MT screw connection, stainless steel (AISI 316) can maintain 24Â° DIN 2353 sealing performance with tapered metric threads reassembled multiple times, but with conditions and limits. The fitting seals on the tapered external metric thread (assisted by PTFE tape or anaerobic sealant). Reassembly life depends on thread and seat wear, quality of thread engagement, and correct use of sealant. With proper installation torque, correct sealant application, and inspection, repeated assemblies within normal maintenance cycles should still meet the DIN 2353 24Â° sealing requirement. However, repeated disassembly/reassembly increases risk of thread damage or seat deformation - beyond a certain number of cycles the safety margin (specified 2.5:1) may be compromised. For critical applications, inspect threads/seating surfaces and replace components showing wear or damage. L (light) series may tolerate fewer cycles than S (heavy) series.

Can GE-MT screw connection, stainless steel be used with dissimilar metal fittings without galvanic corrosion risk?

Yes. GE-MT screw connection, stainless steel (AISI 316) can be used with dissimilar metal fittings, but galvanic corrosion risk depends on environment, contact, and preventive measures. Key points: - Material: AISI 316 is corrosion-resistant and ranks nobly versus many common metals (e.g., carbon steel, brass, bronze). When paired with less noble metals, the stainless steel will be cathodic and the less noble metal anodic, so galvanic corrosion will preferentially attack the less noble metal. - Environment: Wet, salty, acidic or alkaline environments (marine, outdoors, humid, chloride-containing) greatly increase galvanic corrosion risk. Dry, non-conductive environments reduce risk. - Contact and electrical continuity: Direct metallic contact and conductive electrolyte (water film) enable galvanic cells. Insulation (non-conductive washers, sleeves, coatings) reduces risk. - Design and area ratio: Large cathode (stainless) vs small anode (dissimilar metal) accelerates anodic corrosion. Aim to avoid small sacrificial fittings contacting large stainless parts, or protect the anodic part. - Sealing and corrosion protection: GE-MT uses thread sealing (PTFE tape or anaerobic sealant) which can act as a partial barrier to electrolyte and reduce contact, but does not guarantee immunity. Use appropriate sealant that does not promote crevice corrosion or trap chlorides. - Safety factor and series: Mechanical safety factor (2.5:1) and L/S series are about strength, not galvanic behavior. Recommendations: - Prefer like metals where possible. If dissimilar metals are necessary, pair AISI 316 with metals close in nobility (e.g., duplex stainless, 300-series) or use protective measures. - Electrically isolate fittings (plastic sleeves, insulating washers, coatings) to break galvanic path. - Apply corrosion-resistant sealants/coatings and ensure good drainage and ventilation to avoid trapped moisture. - For aggressive environments (marine, chloride exposure), consider cathodic protection, sacrificial anodes for the more noble arrangement, or use all-stainless assemblies. Conclusion: GE-MT screw connection, stainless steel can be used with dissimilar metal fittings but may create galvanic corrosion risk in conductive environments; mitigate by material selection, insulation, sealants and design to minimize anodic exposure.

GE-MT screw connection, stainless steel

Additional information

Material	SS – stainless steel

DIN 2353 screw fitting, type GE-MT: 24° DIN 2353 socket with external metric thread and external metric tapered thread (seal on the thread – with Teflon tape or anaerobic sealant). Safety factor 2.5:1. Available as: L (light series), S (heavy series). Material: AISI 316 steel.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HD-GE-06L-MT-10-SS	DIN 2353 connector GE 6L M10x1, AISI 316	-	315	In stock	Enquiry
HD-GE-08L-MT-12-SS	DIN 2353 connector GE 8L M12x1.5, AISI 316	-	315	In stock	Enquiry
HD-GE-10L-MT-14-SS	DIN 2353 connector GE 10L M14x1.5, AISI 316	-	315	In stock	Enquiry
HD-GE-12L-MT-16-SS	DIN 2353 connector GE 12L M16x1.5, AISI 316	-	315	In stock	Enquiry
HD-GE-15L-MT-18-SS	DIN 2353 connector GE 15L M18x1.5, AISI 316	-	315	In stock	Enquiry
HD-GE-18L-MT-22-SS	DIN 2353 connector GE 18L M22x1.5, AISI 316	-	315	In stock	Enquiry

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DIN 2353 screw fitting, type GE-MT: 24° DIN 2353 socket with external metric thread and external metric tapered thread (seal on the thread – with Teflon tape or anaerobic sealant). Safety factor 2.5:1. Available as: L (light series), S (heavy series). Material: AISI 316 steel.