Is the KN chain for TW connector DIN 28450, brass compatible with standard tank truck coupling sizes and pressure ratings?

The KN chain for TW connector DIN 28450, brass is a retention chain meant to secure caps or dust covers on TW (tank truck) connections built to the DIN 28450 standard. Compatibility considerations: - Size standard: DIN 28450 defines the connection dimensions for TW connectors used on tank trucks. If the tank truck coupling is manufactured to DIN 28450, the KN chain for TW connector DIN 28450, brass will be mechanically compatible in terms of attachment points and intended fit. - Pressure ratings: The KN chain itself is a non-pressure-bearing component made of brass; it does not influence the operating pressure rating of the coupling or tank system. Pressure compatibility depends on the coupling, gaskets, and valves rated for the systemâs maximum working pressure and test pressure, not on the chain. - Material and environment: Brass offers good corrosion resistance and durability for exposed external parts, suitable for typical tank truck environments. For highly aggressive chemicals or extreme environments, verify material compatibility separately. Conclusion: The KN chain for TW connector DIN 28450, brass is compatible with tank truck couplings only if those couplings conform to DIN 28450. It does not affect or determine pressure ratings; ensure the actual coupling components are rated for the required system pressures.

Can KN chain for TW connector DIN 28450, brass withstand corrosive fuel and chemical exposure on tank trucks?

KN chain for TW connector DIN 28450, brass offers moderate corrosion resistance due to its brass composition, making it suitable for many fuel-handling applications on tank trucks. However, brass is vulnerable to dezincification and stress corrosion in the presence of certain aggressive chemicals (strong acids, ammonia, chlorides) and some biofuels or additives. For typical petroleum fuels and non-aggressive tank-cleaning agents, the brass KN chain performs adequately if regularly inspected and maintained. For continuous exposure to highly corrosive chemicals, aggressive fuels, or prolonged wet/acidic conditions, stainless steel or specially coated materials are recommended. Final suitability should be confirmed against the specific fuels and chemicals used, exposure conditions, and applicable safety standards.

Does the KN chain for TW connector DIN 28450, brass meet ATEX or flameproof safety standards for tank truck use?

No. the KN chain for TW connector DIN 28450, brass does not by itself meet ATEX or flameproof (explosion-proof) safety standards for tank truck use. Brass is a conductive, non-sparking material compared with some steels, but ATEX and flameproof certifications require specific equipment design, testing, and certification that control ignition sources, enclosure integrity, bonding/earthing, and sometimes temperature ratings. A simple brass chain is an accessory and lacks the documented conformity assessment, marking (ATEX Ex marking), and manufacturer declarations required for certified intrinsically safe or flameproof components. For safe use on tank trucks where flammable vapors may be present, grounding and bonding chains must be specified and installed according to applicable standards and regulations (ATEX directives in Europe, local hazardous-area rules, and industry guidance). Acceptable solutions are products explicitly certified for hazardous areas or grounding systems recommended by an authorized certifier. If you need the KN chain for TW connector DIN 28450, brass to be acceptable, request from the manufacturer: test/certification documentation, ATEX certificate or equivalent, equipment group/category, temperature class, and installation instructions. Otherwise use a certified grounding/bonding component designed for explosive atmospheres.

KN chain for TW connector DIN 28450, brass

Additional information

Material	B – brass (bronze)

KN chain for TW connections (tank truck). Material: brass.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TW-KN-200-MS	Chain KN, L=200 mm, brass	-	-	In stock	Enquiry
TW-KN-300-MS	Chain KN, L=300 mm, brass	-	-	In stock	Enquiry
TW-KN-350-MS	Chain KN, L=350 mm, brass	-	-	In stock	Enquiry