Is the TW coupling DIN 28450 with GW BSP, brass, type MK suitable for gases and bulk materials at pressures up to 16 bar and temperatures -20Â°C to +65Â°C?

Yes. TW coupling DIN 28450 with GW BSP, brass, type MK is suitable for gases and bulk materials at pressures up to 16 bar and temperatures from -20Â°C to +65Â°C, with these qualifications: - Intended media: liquids, bulk materials and gases (explicitly excluding liquefied gas and vapor). - Pressure range: -0.8 bar to 16 bar (within your specified up to 16 bar). - Temperature range: -20Â°C to +65Â°C, subject to compatibility of the medium and sealing materials. - Seals: coupling seal GSD (for 4" type TWO) made of NBR; thread seal GD made of polyurethane . ensure these elastomers are compatible with the specific gas used. Conclusion: Suitable for nonâliquefied gases and bulk materials within the stated pressure and temperature limits, provided the gas is not liquefied/vapor and is compatible with brass and the NBR/polyurethane seals.

Can the TW coupling DIN 28450 with GW BSP, brass, type MK use polyurethane thread seals (GD) for reliable performance with liquids and gases?

Yes. TW coupling DIN 28450 with GW BSP, brass, type MK may use polyurethane thread seals (seal type GD) as specified. The coupling is designed for liquids, bulk materials and gases (excluding liquefied gas and vapour), operable from -20Â°C to +65Â°C and -0.8 to 16 bar; polyurethane thread seals are listed for this coupling. Ensure the specific medium and operating temperature remain compatible with polyurethane; for aggressive chemicals, very low or nearâupper temperature limits, or vapour/liquefied gases, verify chemical compatibility and seal performance or select the recommended NBR or other suitable material.

Can the TW coupling DIN 28450 with GW BSP, brass, type MK be used with NBR coupling seals (GSD) for 4" TWO applications?

Yes. the TW coupling DIN 28450 with GW BSP, brass, type MK can be used with NBR coupling seals (GSD) for 4" TWO applications, provided the application conditions fall within the specified limits: - Sealing compatibility: The coupling sealing supplied for the 4" TWO is type GSD made of NBR, so the part is designed to use NBR seals. - Pressure range: The coupling is rated from -0.8 bar up to 16 bar. Ensure system operating pressure stays within this range. - Temperature range: The operating temperature is specified as -20Â°C to +65Â°C, considering the medium and sealing material; NBR performance is acceptable within this window. - Media limitations: The coupling is intended for liquids, bulk materials and gases, but not for liquefied gases and vapors. Confirm the medium is compatible with brass and NBR (NBR is generally compatible with oils, water, air and many non-aggressive fluids; it is not suitable for strong acids, ketones, some chlorinated hydrocarbons or aromatics). - Thread seal: Thread seal is polyurethane (GD). ensure this material is acceptable for your medium and conditions. Conclusion: Use is appropriate if your system pressure â¤16 bar, temperature between â20Â°C and +65Â°C, medium is compatible with brass and NBR, and you are not dealing with liquefied gases or vapors. If any of these conditions are outside limits or the medium is chemically aggressive to NBR, select a different seal material or coupling.

TW coupling DIN 28450 with GW BSP, brass, type MK

Additional information

Material	B – brass (bronze)

Loading coupling socket TW type MK with internal BSP thread. Manufactured according to standard EN ISO 14420-6 (formerly DIN 28450). Designed for liquids, bulk materials, and gases (except liquefied gas and vapor). Material: brass. Pressure: from -0.8 bar to 16 bar. Operating temperature: from -20°C to +65°C (considering the medium and sealing material). coupling sealing (seal type GSD, for 4″ type TWO): NBR. Thread sealing (seal type GD): polyurethane.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TW-MK-050-MS	MK50 connector (TW 1502) with 2" BSP thread, brass	-	16	In stock	Enquiry
TW-MK-050-MSR	MK50 connector (TW 1502) with 2" BSP thread, brass	-	16	In stock	Enquiry
TW-MK-080-MS	MK80 connector (TW 502) with 3" BSP thread, brass	-	16	In stock	Enquiry
TW-MK-080-MSR	MK80 connector (TW 502) with 3" BSP thread, brass	-	16	In stock	Enquiry
TW-MK-100-MS	MK100 connector with 4" BSP thread, brass	-	16	In stock	Enquiry
TW-MK-100-MSR	MK100 connector with 4" BSP thread, brass	-	16	In stock	Enquiry

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Loading coupling socket TW type MK with internal BSP thread. Manufactured according to standard EN ISO 14420-6 (formerly DIN 28450). Designed for liquids, bulk materials, and gases (except liquefied gas and vapor). Material: brass. Pressure: from -0.8 bar to 16 bar. Operating temperature: from -20°C to +65°C (considering the medium and sealing material). coupling sealing (seal type GSD, for 4″ type TWO): NBR. Thread sealing (seal type GD): polyurethane.