Is the Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7 compatible with aggressive chemicals and suitable for autoclaving?

Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7 . summary of compatibility: - Chemical compatibility: Polysulfone offers good chemical resistance to many aqueous solutions, acids, bases and some organic solvents, and the description explicitly states âhigh chemical resistanceâ and lists chemical and photographic processes as applications. However, polysulfone and EPDM sealing have limitations: they are not suitable for strong chlorinated solvents, concentrated ketones (e.g. MEK, acetone at high concentrations/temperatures), strong oxidizers (conc. nitric, perchloric acids), and some aggressive hydrocarbons. For truly aggressive chemicals (strong solvents, aggressive oxidizers or highly chlorinated compounds), verify compatibility against manufacturer chemical charts or choose a material specifically rated for that chemical. - Autoclaving: Yes . the product description states âSuitable for autoclaving.â Operating temperature up to +138Â°C and material (polysulfone) support typical steam sterilization cycles. - Practical guidance: For critical applications, provide the exact chemical, concentration and temperature to the supplier for confirmation; test seals (EPDM) with the specific fluid or consider alternative seal materials if needed.

Can the Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7 be used with potable water and food-grade applications?

Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7 Format: Based on the description, this plug is chemically resistant, suitable for autoclaving, uses polysulfone body and EPDM Oâring, and is intended for water and various liquids. EPDM is generally potableâwater and foodâcompatible, and polysulfone is commonly used in food and medical applications. However, official suitability for potable water and foodâgrade use depends on specific certifications (e.g., NSF/ANSI 61, FDA food contact compliance, EC regulation) and any additives or manufacturing residues. If the product documentation or manufacturer confirms those certifications, it can be used; without explicit certification, do not assume potable/foodâgrade suitability.

Does the Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7 require periodic maintenance or replacement of the EPDM O-ring?

Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7: Yes. the EPDM O-ring requires periodic inspection and replacement as part of routine maintenance. Although EPDM offers excellent chemical resistance and a wide temperature range (-40Â°C to +138Â°C), O-rings are subject to wear, compression set, chemical attack and aging, especially in applications with aggressive chemicals, frequent connect/disconnect cycles, high pressure (up to 8.6 bar) or elevated temperatures. Recommended practices: - Inspect O-ring visually and by touch at regular intervals (frequency depends on usage: e.g., monthly for heavy use, quarterly for moderate use). - Replace the O-ring if you observe cuts, cracks, flattening, swelling, hardening, leakage, or reduced sealing performance. - Keep spare EPDM O-rings on hand and follow manufacturer dimensions/specifications for replacement. - During replacement, clean sealing surfaces and lightly lubricate with a compatible, EPDM-safe lubricant if needed. - In critical or safety-related systems, adopt a preventive replacement schedule to avoid unexpected failures. Following these steps will help maintain the sealing performance and longevity of the Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7.

Quick-connect plug with GZ NPT, polysulfone, HFC series DN 12.7

All products, Industrial plastic quick couplings/

Additional information

Material	P – material (plastic)

Quick coupling plug with external NPT thread, with valve and without shut-off valve, intended for water, chemical, pneumatic installations, etc. Compared to traditional massive couplings with balls and protective sleeves, it has a very low weight. The highly efficient valve allows for high flow rates and minimal leakage. This coupling also allows for slight rotations of the connected hose, preventing twisting and accidental disconnection of the coupling. Applications: chemical photographic processes, battery and accumulator filling installations, sprayers, pneumatic installations, and non-freezing liquids, etc. It features high mechanical strength and chemical resistance. Suitable for autoclaving. Length L [mm] – total length. Material: polysulfone. Sealing: EPDM o-ring. Working pressure: up to 8.6 bar. Operating temperature: from -40°C to +138°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
CC-HFV-18-PS	HFC plug DN12.7 with GZ 3/8" NPT, with valve, polysulfone	-	8.6	In stock	Enquiry
CC-HFV-19-PS	HFC plug DN12.7 with GZ 1/2" NPT, with valve, polysulfone	-	8.6	In stock	Enquiry
CC-HFV-20-PS	HFC plug DN12.7 with GZ 3/4" NPT, with valve, polysulfone	-	8.6	In stock	Enquiry

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Quick coupling plug with external NPT thread, with valve and without shut-off valve, intended for water, chemical, pneumatic installations, etc. Compared to traditional massive couplings with balls and protective sleeves, it has a very low weight. The highly efficient valve allows for high flow rates and minimal leakage. This coupling also allows for slight rotations of the connected hose, preventing twisting and accidental disconnection of the coupling. Applications: chemical photographic processes, battery and accumulator filling installations, sprayers, pneumatic installations, and non-freezing liquids, etc. It features high mechanical strength and chemical resistance. Suitable for autoclaving. Length L [mm] – total length. Material: polysulfone. Sealing: EPDM o-ring. Working pressure: up to 8.6 bar. Operating temperature: from -40°C to +138°C.