Is the STORZ firefighter connector with flange connection, aluminum suitable for transporting food-grade liquids and bulk substances?

Yes . the STORZ firefighter connector with flange connection, aluminum can be suitable for transporting food-grade liquids and bulk substances, but with conditions. Reasons supporting suitability: - It is expressly intended for transmission installations for liquid and bulk substances and is used in the food industry. - Material: aluminum is commonly used in food-service equipment when appropriately finished. - Seal: white NBR rubber (nitrile) provides good resistance to many food-grade liquids and is commonly used in food-contact applications; its white color may indicate formulation for non-contaminating use. - Design: large, unobstructed diameter supports easy flow and cleaning; symmetrical, easy-to-connect design aids hygiene and assembly. Conditions and cautions: - Confirm food-grade certification: ensure the specific aluminum alloy, surface treatment (e.g., anodizing, passivation, smoothing), and the exact NBR formulation are certified for food contact under relevant regulations (e.g., EU Regulation EC 1935/2004, FDA 21 CFR where applicable). - Check compatibility: validate chemical compatibility of NBR with the particular liquids (pH, fats, oils, alcohols, temperatures) and with any sanitizing/cleaning agents used. - Operating limits: working pressure 16 bar and the connectorâs temperature limits must suit the process conditions. - Cleanability and hygiene: ensure joints, flange faces and internal surfaces meet sanitation requirements (no crevices, easy to inspect/clean) for your process. - Traceability and documentation: request manufacturerâs declarations, material certificates and maintenance recommendations. Conclusion: Technically appropriate for food-industry use, but only after verifying food-contact certifications, material treatments, chemical/temperature compatibility and sanitation requirements for your specific application.

Can the STORZ firefighter connector with flange connection, aluminum be used in corrosive chemical environments?

The STORZ firefighter connector with flange connection, aluminum can be used in some chemical environments but with limitations. Aluminum offers good general corrosion resistance, but it is vulnerable to strong acids, alkalis, chlorides, and certain aggressive solvents. The white NBR rubber seal provides good resistance to oils, fuels, and many hydrocarbons but is not suitable for strong acids, ketones, or highly oxidizing agents. For use in corrosive chemical environments you should: - Verify compatibility of aluminum and NBR with specific chemicals and concentrations (consult chemical resistance charts). - Consider factors like temperature, pressure (working pressure 16 bar), and exposure duration. - If chemicals are aggressive to aluminum or NBR, choose alternative materials (e.g., stainless steel, brass, EPDM, FKM) or protective coatings. Without chemical-specific data, do not assume universal compatibility.

Does the STORZ firefighter connector with flange connection, aluminum meet sanitary standards for food processing?

Based on the provided description, the STORZ firefighter connector with flange connection, aluminum Format may be suitable for some food-processing applications but cannot be assumed to fully meet sanitary standards without further verification. Relevant positives: - Intended use list includes âfood industry,â which suggests design consideration for that sector. - Large, unobstructed flow diameter and symmetrical, easy-to-clean geometry reduce areas where product can stagnate. - Aluminum body is commonly used in food equipment when properly finished. - Seal is white NBR rubber (nitrile), which is widely used for food-contact seals in many applications and can be formulated to meet food-contact approvals. Missing critical information to confirm sanitary compliance: - Surface finish of the aluminum (e.g., smoothness, anodizing, passivation). sanitary standards typically require smooth, non-porous, corrosion-resistant finishes that withstand cleaning. - Specific food-contact certifications or standards compliance (e.g., FDA 21 CFR, EU Regulation 1935/2004, EU 10/2011 for materials, or national equivalents). - NBR formulation and certification (food-grade NBR must be specifically certified for food contact and for the types/temperatures of products and cleaning agents used). - Cleanability validation (e.g., CIP compatibility, resistance to cleaning chemicals and temperatures). - Traceability, manufacturing controls, and documentation (e.g., Declaration of Conformity). Recommendation: If you require verified sanitary compliance, request from the manufacturer or supplier: - Documentation of applicable food-contact certifications for both the aluminum finish and the NBR seal (FDA, EU or equivalent). - Details on surface finish (Ra value), corrosion treatment, and cleanability/CIP suitability. - Chemical and temperature resistance data for the seal and gasket. - Any test reports or declarations of conformity for food industry use. Without those documents, you should not assume full compliance solely from the general product description.

A STORZ fire coupling with a flange connection, aluminum

All products, Symmetrical claw couplings/

Additional information

Material	AL – aluminum
Standard length [m]	10

A STORZ coupling with a flange connection intended for transfer installations for liquid and bulk substances. Used in firefighting, irrigation systems, the chemical and food industry, agriculture, etc.. Characterized by a large, unobstructed flow diameter. With a symmetrical design of the connection part, thanks to which they can be easily connected together. Parts with the same lug spacing can be connected. Material: aluminum. Working pressure: 16 bar. Gasket: white NBR rubber.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
ST-36-031025-11	Coupling STORZ 31 mm with a flange DN 25, Al	-	16	In stock	Enquiry
ST-36-066040-11	Coupling STORZ 66 mm with a flange DN 40 (galvanized steel), Al	-	16	In stock	Enquiry
ST-36-066050-11	Coupling STORZ 66 mm with a flange DN 50, Al	-	16	In stock	Enquiry
ST-36-066065-11	Coupling STORZ 66 mm with a flange DN 65, Al	-	16	In stock	Enquiry
ST-36-066080-11	Coupling STORZ 66 mm with a flange DN 80, Al	-	16	In stock	Enquiry
ST-36-081050-11	Coupling STORZ 81 mm with a flange DN 50, Al	-	16	In stock	Enquiry
ST-36-081065-11	Coupling STORZ 81 mm with a flange DN 65, Al	-	16	In stock	Enquiry
ST-36-081080-11	Coupling STORZ 81 mm with a flange DN 80, Al	-	16	In stock	Enquiry
ST-36-089050-11	Coupling STORZ 89 mm with a flange DN 50, Al	-	16	In stock	Enquiry
ST-36-089065-11	Coupling STORZ 89 mm with a flange DN 65, Al	-	16	In stock	Enquiry
ST-36-089080-11	Coupling STORZ 89 mm with a flange DN 80, Al	-	16	In stock	Enquiry
ST-36-089100-11	Coupling STORZ 89 mm with a flange DN 100, Al	-	16	In stock	Enquiry
ST-36-115100-11	Coupling STORZ 115 mm with a flange DN 100, Al	-	16	In stock	Enquiry
ST-36-133080-11	Coupling STORZ 133 mm with a flange DN 80, Al	-	16	In stock	Enquiry
ST-36-133100-11	Coupling STORZ 133 mm with a flange DN 100, Al	-	16	In stock	Enquiry
ST-36-148125-11	Coupling STORZ 148 mm with a flange DN 125, Al	-	16	In stock	Enquiry
ST-36-160150-11	Coupling STORZ 160 mm with a flange DN 150, Al	-	16	In stock	Enquiry

Do you need a larger quantity of products or a bespoke quote?

Call us: +48 61 653 02 22 or email us: tubes@tubes-international.com

SEND ENQUIRY

A STORZ coupling with a flange connection intended for transfer installations for liquid and bulk substances. Used in firefighting, irrigation systems, the chemical and food industry, agriculture, etc.. Characterized by a large, unobstructed flow diameter. With a symmetrical design of the connection part, thanks to which they can be easily connected together. Parts with the same lug spacing can be connected. Material: aluminum. Working pressure: 16 bar. Gasket: white NBR rubber.