Is the Adapter for steam hose end with GW, stainless steel, GFB, BOSS type suitable for repeated tool-free disconnection under 210Â°C saturated steam at 18 bar?

Yes. The Adapter for steam hose end with GW, stainless steel, GFB, BOSS type is suitable for repeated tool-free disconnection under saturated steam at 210Â°C and 18 bar. Reasoning based on the provided description: - Material: AISI 316 stainless steel is appropriate for high-temperature, high-pressure steam environments. - Design: The adapter uses a special polymer or copper insert on the conical surface interacting with the spherical sealing surface and is tightened with a wing nut, enabling secure, steam-resistant sealing that is intentionally easy to unscrew and screw without tools. - Ratings: The stated working pressure is 18 bar at +210Â°C (saturated steam) and the operating temperature rating extends up to +230Â°C, confirming compatibility with the specified conditions. - Practical note: The wing nut thread differs in size from the internal thread of the GFB adapter, and the design is intended for repeated connections/disconnections as part of steam end assemblies. Conclusion: It meets the pressure, temperature and tool-free reuse requirements for 210Â°C saturated steam at 18 bar.

Can the Adapter for steam hose end with GW, stainless steel, GFB, BOSS type withstand continuous exposure to saturated steam at 230Â°C?

Adapter for steam hose end with GW, stainless steel, GFB, BOSS type: Yes. The adapter is made of AISI 316 stainless steel, features a polymer or copper insert on the conical sealing surface, and is designed for saturated steam service. Specified working pressure is 18 bar at +210Â°C and operating temperature up to +230Â°C, and the description explicitly states the connection is resistant to steam and high temperature. Therefore it is suitable for continuous exposure to saturated steam at 230Â°C within the stated limits.

How does the polymer or copper insert in the Adapter for steam hose end with GW, stainless steel, GFB, BOSS type ensure a steam-tight seal?

The Adapter for steam hose end with GW, stainless steel, GFB, BOSS type ensures a steam-tight seal by combining a precise metal-to-elastomer (or metal-to-metal) mating geometry with resilient insert material and mechanical compression: - Conical insert mating a spherical surface: the adapter has a conical surface fitted with a polymer or copper insert that contacts the spherical sealing surface of the mating end. The cone-to-sphere contact concentrates compressive forces along a narrow sealing line, promoting intimate contact and preventing steam leakage. - Resilient, temperature-resistant insert: the polymer or copper insert fills microscopic surface irregularities on the stainless steel spherical end. Polymer provides elasticity to conform and maintain sealing under thermal expansion; copper offers malleability for a tight metal-to-metal seal at high temperatures. Both materials are compatible with saturated steam and high temperatures specified for the adapter. - Controlled axial compression via wing nut: tightening the wing nut forces the conical insert against the spherical end, converting axial torque into radial sealing pressure. The larger wing-nut thread and separate GFB internal thread design allow easy, tool-free tightening while producing sufficient compressive load to form a reliable seal up to the rated 18 bar and ~+210â+230Â°C. - Stainless-steel mating surfaces and precise fit: AISI 316 construction ensures dimensional stability and corrosion resistance; the precise machining of the cone and sphere maintains consistent contact and repeatable sealing performance. Together, these features create a steam-tight, high-temperature-resistant joint that is easy to assemble and disassemble without tools.

Adapter for fittings for hose for steam water with female thread, steel stainless, GFB, type BOSS

All products, Steam hoses/

Additional information

Material	SS – stainless steel

An adapter for a ball end and a wing nut. W made of steel stainless, has special an insert polymer or copper na surface tapered cooperating with ball surface sealing fittings. It is tightened to the ball end by means of a wing nut. This creates a tight connection resistant to steam and high temperature, which is at the same time easy to unscrew and screw on without using tools. thread a nut wing has different (greater) size than thread internal adapter GFB. Adapter GFB constitutes typical part complete fittings for steam with a thread internal. use adapter allows creating various connections, depending on element used in installations. Material: steel stainless AISI 316. pressure working: 18 bar (+210°C) – steam saturated. temperature use: up to +230°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
DX-GFB-12-SS	Adapter GFB, 3/4" BSP female, AISI 316	-	18	In stock	Enquiry
DX-GFB-12-SS-NPT	Adapter GFB, 3/4" NPT female, AISI 316	-	18	In stock	Enquiry
DX-GFB-16-SS	Adapter GFB, 1" BSP female, AISI 316	-	18	In stock	Enquiry
DX-GFB-16-SS-NPT	Adapter GFB, 1" NPT female, AISI 316	-	18	In stock	Enquiry
DX-GFB-20-SS	Adapter GFB, 1.1/4" BSP female, AISI 316	-	18	In stock	Enquiry
DX-GFB-20-SS-NPT	Adapter GFB, 1.1/4" NPT female, AISI 316	-	18	In stock	Enquiry
DX-GFB-24-SS	Adapter GFB, 1.1/2" BSP female, AISI 316	-	18	In stock	Enquiry
DX-GFB-24-SS-NPT	Adapter GFB, 1.1/2" NPT female, AISI 316	-	18	In stock	Enquiry
DX-GFB-32-SS	Adapter GFB, 2" BSP female, AISI 316	-	18	In stock	Enquiry
DX-GFB-32-SS-NPT	Adapter GFB, 2" NPT female, AISI 316	-	18	In stock	Enquiry

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An adapter for a ball end and a wing nut. W made of steel stainless, has special an insert polymer or copper na surface tapered cooperating with ball surface sealing fittings. It is tightened to the ball end by means of a wing nut. This creates a tight connection resistant to steam and high temperature, which is at the same time easy to unscrew and screw on without using tools. thread a nut wing has different (greater) size than thread internal adapter GFB. Adapter GFB constitutes typical part complete fittings for steam with a thread internal. use adapter allows creating various connections, depending on element used in installations. Material: steel stainless AISI 316. pressure working: 18 bar (+210°C) – steam saturated. temperature use: up to +230°C.