Is the PN16 Fixed Neck Flange EN1092-1 Type 11B1 Stainless Steel AISI 304 suitable for use with flexible hoses and standard pipeline fittings?

Yes. The PN16 Fixed Neck Flange EN1092-1 Type 11B1 Stainless Steel AISI 304 is suitable for use with flexible hoses and standard pipeline fittings. Manufactured to EN1092-1 Type 11B with a welding neck and B1 sealing surface, PN16 rating, and made from AISI 304 stainless steel, it offers corrosion resistance, durability and a precise sealing surface. Its robust construction and accurate design ensure secure, leak‑proof connections with technological pipeline sections and compatibility with flexible hose assemblies and common fittings, providing operational safety, stability and ease of integration.

Can the PN16 Fixed Neck Flange EN1092-1 Type 11B1 Stainless Steel AISI 304 be welded to different pipe materials without causing galvanic corrosion?

PN16 Fixed Neck Flange EN1092-1 Type 11B1 Stainless Steel AISI 304 can be welded to different pipe materials, but compatibility and risk of galvanic corrosion depend on the paired material and preventive measures. AISI 304 is corrosion-resistant but electrochemically noble relative to some metals (e.g., carbon steel, copper alloys). Direct contact in a conductive environment (water, chemicals) can create a galvanic cell, accelerating corrosion of the less noble metal (typically the pipe). To minimize risk: - Prefer welding to similar stainless steels (AISI 304/316) or use proper dissimilar-metal welding procedures (suitable filler metals, controlled heat input, and post-weld treatments) to ensure metallurgical compatibility and avoid galvanic couples. - If joining to carbon steel or other less noble metals, use insulating measures (gaskets, dielectric fittings, coatings) to electrically isolate the flange from the pipe where possible. - Apply corrosion-resistant weld fillers and consider post-weld passivation to restore stainless properties at the joint. - Evaluate the service environment (electrolyte presence, pH, temperature) and perform a galvanic corrosion assessment if exposure to conductive fluids is expected. In summary, welding PN16 Fixed Neck Flange EN1092-1 Type 11B1 Stainless Steel AISI 304 to other materials is feasible, but to avoid galvanic corrosion use appropriate welding techniques, compatible fillers, isolation methods, and corrosion protection tailored to the specific materials and operating conditions.

PN16 Fixed Neck Flange EN1092-1 Type 11B1 Stainless Steel AISI 304

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Additional information

Material	SS – stainless steel

The fixed flange manufactured in compliance with EN1092-1, type 11B with a welding neck and sealing surface B1, PN16, is a highly reliable solution designed for versatile industrial applications. Produced from premium AISI 304 stainless steel, it guarantees exceptional durability, resistance to corrosion, and long-term performance even in demanding environments. Its robust construction ensures a secure and leak-proof connection, making it ideal for joining technological pipeline sections as well as for use with flexible hoses. Thanks to its precise design and high-quality material, the flange provides outstanding operational safety, stability, and efficiency, supporting the seamless functioning of entire installations. This makes it a trusted choice for industries seeking dependable components that combine strength, reliability, and ease of integration into complex systems.

List of product variants

Article number	Product variant name	Nominal inner diameter	Working pressure [bar]
TK-KSS-015-SS	Fixed neck flange EN1092-1 type 11B1 DN15 PN10-40, AISI 304	16	16
TK-KSS-020-SS	Fixed neck flange EN1092-1 type 11B1 DN20 PN10-40, AISI 304	20	16
TK-KSS-025-SS	Fixed neck flange EN1092-1 type 11B1 DN25 PN10-40, AISI 304	25	16
TK-KSS-032-SS	Fixed neck flange EN1092-1 type 11B1 DN32 PN16, AISI 304	32	16
TK-KSS-040-SS	Fixed neck flange EN1092-1 type 11B1 DN40 PN16, AISI 304	40	16
TK-KSS-050-SS	Fixed neck flange EN1092-1 type 11B1 DN50 PN16, AISI 304	50	16
TK-KSS-065-SS	Fixed neck flange EN1092-1 type 11B1 DN65 PN16, AISI 304	65	16
TK-KSS-080-SS	Fixed neck flange EN1092-1 type 11B1 DN80 PN16, AISI 304	80	16
TK-KSS-100-SS	Fixed neck flange EN1092-1 type 11B1 DN100 PN16, AISI 304	100	16
TK-KSS-125-SS	Fixed neck flange EN1092-1 type 11B1 DN125 PN16, AISI 304	125	16
TK-KSS-150-SS	Fixed neck flange EN1092-1 type 11B1 DN150 PN16, AISI 304	150	16

The fixed flange manufactured in compliance with EN1092-1, type 11B with a welding neck and sealing surface B1, PN16, is a highly reliable solution designed for versatile industrial applications. Produced from premium AISI 304 stainless steel, it guarantees exceptional durability, resistance to corrosion, and long-term performance even in demanding environments. Its robust construction ensures a secure and leak-proof connection, making it ideal for joining technological pipeline sections as well as for use with flexible hoses. Thanks to its precise design and high-quality material, the flange provides outstanding operational safety, stability, and efficiency, supporting the seamless functioning of entire installations. This makes it a trusted choice for industries seeking dependable components that combine strength, reliability, and ease of integration into complex systems.