Is the ASF welding connection, stainless steel (AISI 316) with 24Â° cone and Viton O-ring compatible with DIN 2353 M nuts in both L and S series?

Yes. The ASF welding connection, stainless steel (AISI 316) with a 24Â° cone and Viton O-ring is designed for use with DIN 2353 M nuts and is compatible with both L (light) and S (heavy) series. The 24Â° cone geometry and O-ring sealing match the DIN 2353 M nut interface; material AISI 316 ensures corrosion resistance and mechanical compatibility for both series. Ensure correct sizing (M size) and follow assembly/torque specifications for each series to achieve proper sealing and mechanical retention.

Can ASF welding connection, stainless steel (AISI 316) with 24Â° cone and Viton O-ring be used interchangeably with DIN 2353 M nuts in L and S series under high-pressure cycling?

No. ASF welding connection, stainless steel (AISI 316) with 24Â° cone and Viton Oâring is not directly interchangeable with DIN 2353 M nuts in L and S series for highâpressure cycling. Although the cone angle and materials match DIN 2353 M format, compatibility depends on precise dimensional tolerances, sealing design and pressureâcycle fatigue behavior. Viton Oârings can offer good static sealing but may extrude or age under repeated highâpressure cycling and high temperatures, reducing reliability compared with metalâtoâmetal DIN 2353 seals. Use only fittings certified as compatible with DIN 2353 M L/S series for the intended pressure, temperature and cycle life, or consult the manufacturer for validated interchangeability and testing data.

Does ASF welding connection, stainless steel, 24Â° cone with Viton O-ring meet DIN 2353 M nut sealing tolerances for L and S?

Yes. an ASF welding connection, stainless steel, 24Â° cone with Viton Oâring can meet DIN 2353 M nut sealing tolerances for both L (light) and S (heavy) series, provided the components conform to the dimensional and surface finish requirements of DIN 2353 and the Oâring and cone are correctly matched and installed. Explanation (concise): - DIN 2353 M nut sealing relies on a 24Â° cone seat geometry and precise tolerances for dimensions L and S. The ASF welding connection you describe uses the required 24Â° cone and AISI 316 stainless steel, which is compatible with DIN 2353 fittings. - The presence of a Viton Oâring is acceptable and commonly used to enhance sealing on 24Â° cone fittings; it must be the correct crossâsection and hardness for the groove and operating conditions (temperature, media, pressure). - Compliance conditions: the ASF part must meet DIN 2353 tolerances for cone angle, cone seat diameter, thread and face positions that determine L (light series) and S (heavy series) assembly lengths. Surface finish and concentricity of the cone seat must be within DIN specifications to ensure metalâtoâmetal contact where required and correct Oâring compression. - Series selection: Both L and S series are supported by DIN 2353 M nuts; ensure you use the matching nut and ferrule set (or welding preparation) sized for the chosen series (L for light, S for heavy) so the overall L and S dimensions conform. - Installation: Proper installation torque, clean faces, correct Oâring condition and correct orientation are required to achieve the specified sealing performance. Recommendation: Verify manufacturer certification or measurement records showing the ASF welding connection, stainless steel, 24Â° cone with Viton Oâring meets DIN 2353 dimensional tolerances for the specific L or S size intended, and confirm Oâring spec (material, crossâsection) and operating limits match your application.

Fitting for welding ASF, stainless steel

Additional information

Material	SS – stainless steel
Standard length [m]	2

Fitting DIN 2353 for welding, type ASF: 24° cone with a Viton O-ring; for a DIN 2353 type M nut. Available as: L (series light), S (series heavy). Material: AISI 316.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HD-ASF-06X1,5-SS	Fitting DIN 2353 ASF 6x1.5, AISI 316	-	500	In stock	Enquiry
HD-ASF-08X1,5-SS	Fitting DIN 2353 ASF 8x1.5, AISI 316	-	400	In stock	Enquiry
HD-ASF-08X2,0-SS	Fitting DIN 2353 ASF 8x2, AISI 316	-	500	In stock	Enquiry
HD-ASF-10X1,5-SS	Fitting DIN 2353 ASF 10x1.5, AISI 316	-	250	In stock	Enquiry
HD-ASF-10X2,0-SS	Fitting DIN 2353 ASF 10x2, AISI 316	-	315	In stock	Enquiry
HD-ASF-12X1,5-SS	Fitting DIN 2353 ASF 12x1.5, AISI 316	-	315	In stock	Enquiry
HD-ASF-12X2,0-SS	Fitting DIN 2353 ASF 12x2.0, AISI 316	-	400	In stock	Enquiry
HD-ASF-12X2,5-SS	Fitting DIN 2353 ASF 12x2, AISI 316	-	400	In stock	Enquiry
HD-ASF-14X2,0-SS	Fitting DIN 2353 ASF 14x2.0, AISI 316	-	315	In stock	Enquiry
HD-ASF-14X3,0-SS	Fitting DIN 2353 ASF 14x3.0, AISI 316	-	400	In stock	Enquiry
HD-ASF-15X2,0-SS	Fitting DIN 2353 ASF 15x2.0, AISI 316	-	315	In stock	Enquiry
HD-ASF-16X2,0-SS	Fitting DIN 2353 ASF 16x2, AISI 316	-	315	In stock	Enquiry
HD-ASF-16X2,5-SS	Fitting DIN 2353 ASF 16x2.5, AISI 316	-	400	In stock	Enquiry
HD-ASF-16X3,0-SS	Fitting DIN 2353 ASF 16x3, AISI 316	-	400	In stock	Enquiry
HD-ASF-18X2,5-SS	Fitting DIN 2353 ASF 18x2.5, AISI 316	-	315	In stock	Enquiry
HD-ASF-20X2,0-SS	Fitting DIN 2353 ASF 20x2.0, AISI 316	-	250	In stock	Enquiry
HD-ASF-20X2,5-SS	Fitting DIN 2353 ASF 20x2.5, AISI 316	-	315	In stock	Enquiry
HD-ASF-20X3,0-SS	Fitting DIN 2353 ASF 20x3, AISI 316	-	400	In stock	Enquiry
HD-ASF-20X4,0-SS	Fitting DIN 2353 ASF 20x4, AISI 316	-	400	In stock	Enquiry
HD-ASF-22X2,5-SS	Fitting DIN 2353 ASF 22x2.5, AISI 316	-	160	In stock	Enquiry
HD-ASF-25X3,0-SS	Fitting DIN 2353 ASF 25x3, AISI 316	-	315	In stock	Enquiry
HD-ASF-25X4,0-SS	Fitting DIN 2353 ASF 25x4, AISI 316	-	400	In stock	Enquiry
HD-ASF-25X5,0-SS	Fitting DIN 2353 ASF 25x5.0, AISI 316	-	400	In stock	Enquiry
HD-ASF-28X2,5-SS	Fitting DIN 2353 ASF 28x2.5, AISI 316	-	160	In stock	Enquiry
HD-ASF-30X3,0-SS	Fitting DIN 2353 ASF 30x3.0, AISI 316	-	250	In stock	Enquiry
HD-ASF-30X4,0-SS	Fitting DIN 2353 ASF 30x4, AISI 316	-	315	In stock	Enquiry
HD-ASF-30X5,0-SS	Fitting DIN 2353 ASF 30x5, AISI 316	-	400	In stock	Enquiry
HD-ASF-30X6,0-SS	Fitting DIN 2353 ASF 30x6, AISI 316	-	400	In stock	Enquiry
HD-ASF-35X3,5-SS	Fitting DIN 2353 ASF 35x3.5, AISI 316	-	160	In stock	Enquiry
HD-ASF-38X4,0-SS	Fitting DIN 2353 ASF 38x4, AISI 316	-	315	In stock	Enquiry
HD-ASF-38X5,0-SS	Fitting DIN 2353 ASF 38x5, AISI 316	-	315	In stock	Enquiry
HD-ASF-38X6,0-SS	Fitting DIN 2353 ASF 38x6, AISI 316	-	315	In stock	Enquiry
HD-ASF-38X7,0-SS	Fitting DIN 2353 ASF 38x7, AISI 316	-	315	In stock	Enquiry
HD-ASF-42X3,0-SS	Fitting DIN 2353 ASF 42x3.0, AISI 316	-	160	In stock	Enquiry

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Fitting DIN 2353 for welding, type ASF: 24° cone with a Viton O-ring; for a DIN 2353 type M nut. Available as: L (series light), S (series heavy). Material: AISI 316.