Is the ESV weldable straight bulkhead fitting, oiled carbon steel, available in both L (light) and S (heavy) series and compliant with DIN 2353 specifications?

Yes. The ESV weldable straight bulkhead fitting, oiled carbon steel is available in both L (light) and S (heavy) series and is compliant with DIN 2353, described as a 24Â° DIN 2353 socket with external metric thread and welding connection, made of oil-treated carbon steel.

Can the ESV weldable straight bulkhead fitting, oiled carbon steel, 24Â° DIN 2353 socket with external metric thread, be welded to thin-walled tubes?

Yes. The ESV weldable straight bulkhead fitting, oiled carbon steel, 24Â° DIN 2353 socket with external metric thread can be welded to thinâwalled tubes provided appropriate welding technique and joint preparation are used. As a weldable DIN 2353 straight wall fitting (type ESV) it is designed for welding connection; choose the correct series (L for light, S for heavy) to match tube wall thickness and mechanical requirements, ensure proper alignment, cleaning (remove oil if required by welding spec), and use a suitable welding process and filler metal compatible with oilâtreated carbon steel. Follow applicable welding standards and pressure ratings for safe, leakâfree joints.

Does the ESV weldable straight bulkhead fitting, oiled carbon steel, require post-weld heat treatment?

Based on the provided description of the ESV weldable straight bulkhead fitting, oiled carbon steel (24Â° DIN 2353 socket with external metric thread and welding connection; available in L and S series; material: oil-treated carbon steel), a general conclusion is: Post-weld heat treatment (PWHT) is not explicitly required by the DIN 2353 description itself. However, whether PWHT is necessary depends on several factors not specified in the product text: the exact carbon content and alloying of the steel, the thickness and mass of the fitting and mating components, the welding procedure and heat input, applicable piping or pressure-vessel codes or standards, and the service conditions (operating temperature, pressure, and sour/corrosive environment). For typical lowâcarbon, oilâtreated carbon steel fittings welded in standard applications, PWHT is often not mandatory, but higher carbon equivalents, heavy sections, or critical/highâtemperature/highâpressure services may require PWHT per relevant codes (e.g., EN, ASME) or customer specifications. Recommendation: Consult the manufacturerâs welding/WPS documentation and the applicable code or project specifications to confirm whether PWHT is required for your specific ESV weldable straight bulkhead fitting, oiled carbon steel, application.

ESV weldable straight bulkhead fitting, oiled carbon steel

Additional information

Material	CS – steel (cast iron)

DIN 2353 straight wall fitting for welding, type ESV: 24° DIN 2353 socket with external metric thread and welding connection. Available as: L (light series), S (heavy series). Material: oil-treated carbon steel.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HD-ESV-06L	DIN 2353 ESV 6L fitting	-	315	In stock	Enquiry
HD-ESV-06S	DIN 2353 ESV 6S fitting	-	630	In stock	Enquiry
HD-ESV-08L	DIN 2353 ESV 8L fitting	-	315	In stock	Enquiry
HD-ESV-08S	DIN 2353 ESV 8S fitting	-	630	In stock	Enquiry
HD-ESV-10L	DIN 2353 ESV 10L fitting	-	315	In stock	Enquiry
HD-ESV-10S	DIN 2353 ESV 10S fitting	-	630	In stock	Enquiry
HD-ESV-12L	DIN 2353 ESV 12L fitting	-	315	In stock	Enquiry
HD-ESV-12S	DIN 2353 ESV 12S fitting	-	630	In stock	Enquiry
HD-ESV-14S	DIN 2353 ESV 14S fitting	-	630	In stock	Enquiry
HD-ESV-15L	DIN 2353 ESV 15L fitting	-	315	In stock	Enquiry
HD-ESV-16S	DIN 2353 ESV 16S fitting	-	400	In stock	Enquiry
HD-ESV-18L	DIN 2353 ESV 18L fitting	-	315	In stock	Enquiry
HD-ESV-20S	DIN 2353 ESV 20S fitting	-	400	In stock	Enquiry
HD-ESV-22L	DIN 2353 ESV 22L fitting	-	160	In stock	Enquiry
HD-ESV-25S	DIN 2353 ESV 25S fitting	-	400	In stock	Enquiry
HD-ESV-28L	DIN 2353 ESV 28L fitting	-	160	In stock	Enquiry
HD-ESV-30S	DIN 2353 ESV 30S fitting	-	400	In stock	Enquiry
HD-ESV-35L	DIN 2353 ESV 35 fitting	-	160	In stock	Enquiry
HD-ESV-38S	DIN 2353 ESV 38S fitting	-	315	In stock	Enquiry
HD-ESV-42L	DIN 2353 ESV 42L fitting	-	160	In stock	Enquiry

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DIN 2353 straight wall fitting for welding, type ESV: 24° DIN 2353 socket with external metric thread and welding connection. Available as: L (light series), S (heavy series). Material: oil-treated carbon steel.