Is the GOST connector with hose end, bronze suitable for steam or gas applications?

No. The GOST connector with hose end, bronze is not suitable for steam or gas applications. According to the product description, it is intended for transmission and handling installations in pressure and suction systems for liquid and bulk substances and is explicitly stated as not suitable for steam and gas transmission. Additional relevant specs: working pressure 10 bar, sealing NBR rubber, operating temperature range â10Â°C to +80Â°C.these limits further preclude safe use with steam (which requires higher temperatures and specific materials) and many gases.

Can the GOST connector with hose end, bronze be used with temperatures below -10Â°C or above +80Â°C?

No. The GOST connector with hose end, bronze is rated for an operating temperature range from -10Â°C to +80Â°C. It should not be used below -10Â°C or above +80Â°C. Additionally, it is not suitable for steam or gas applications; sealing is NBR rubber and working pressure is 10 bar.

Can the GOST connector with hose end, bronze be used with aggressive chemicals or abrasive bulk materials?

Generally no. the GOST connector with hose end, bronze is not suitable for most aggressive chemicals or highly abrasive bulk materials without further verification and protective measures. Why: - Material: Bronze offers good corrosion resistance for many fluids but can be attacked by strong acids, alkalis, ammonia, chlorides, and some solvents. Compatibility must be checked case-by-case against the specific chemical. - Sealing: The coupling uses NBR (nitrile) rubber. NBR resists oils, fuels and many hydraulic fluids but is poorly resistant to strong oxidizers, ketones, esters, chlorinated hydrocarbons and some aggressive solvents and acids. NBR also degrades with higher temperatures near the upper limit. - Pressure and temperature: Rated to 10 bar and -10Â°C to +80Â°C. Aggressive chemicals sometimes require lower temperatures or different construction to avoid accelerated degradation; abrasive solids can cause wear and leakage under pressure. - Abrasives and bulk materials: Mechanical abrasion from solids (sand, minerals, powders) will wear bronze and the sealing lip, leading to leaks and shortened service life. The design is intended for liquid and bulk substance handling but not necessarily for highly abrasive streams without sacrificial wear protection or more robust materials (e.g., hardened steel, special liners). - Not for steam/gas: The product explicitly excludes steam and gas, so aggressive vapors or gas-phase chemicals are also inappropriate. Recommendation: - Perform a chemical compatibility check for both bronze and NBR against the exact chemical (concentration, temperature). - For abrasive bulk materials, consider alternatives with wear-resistant materials or replaceable liners/seals designed for solids handling. - If compatibility is uncertain, consult the manufacturer or a materials engineer and consider fittings with compatible metals and elastomers (e.g., stainless steel, FFKM/EPDM/PTFE seals) or protective coatings.

A GOST coupling with a hose end, bronze

All products, Symmetrical claw couplings/

Additional information

Material	B – brass (bronze)

A GOST coupling with a hose end intended for transfer and reloading installations in a delivery and suction-delivery system, for liquid and bulk substances. Not suitable for transferring steam and gases. The coupling has a symmetrical design of the connection part. Material: bronze. Working pressure: 10 bar. Sealing: NBR rubber. Operating temperature: from -10°C to +80°C.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
GP-GOST1050038-B	Coupling GOST 78 mm with fitting for 38 mm hose, bronze	38	10	In stock	Enquiry
GP-GOST1050052-B	Coupling GOST 78 mm with fitting for 52 mm hose, bronze	50	10	In stock	Enquiry
GP-GOST1070044-B	Coupling GOST 95 mm with fitting for 44 mm hose, bronze	45	10	In stock	Enquiry
GP-GOST1070052-B	Coupling GOST 95 mm with fitting for 52 mm hose, bronze	50	10	In stock	Enquiry
GP-GOST1070064-B	Coupling GOST 95 mm with fitting for 64 mm hose, bronze	65	10	In stock	Enquiry
GP-GOST1080075-B	Coupling GOST 107 mm with fitting for 75 mm hose, bronze	75	10	In stock	Enquiry
GP-GOST1100100-B	Coupling GOST 140 mm with fitting for 100 mm hose, bronze	100	10	In stock	Enquiry
GP-GOST1110110-B	Coupling GOST 143 mm with fitting for 110 mm hose, bronze	110	10	In stock	Enquiry

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A GOST coupling with a hose end intended for transfer and reloading installations in a delivery and suction-delivery system, for liquid and bulk substances. Not suitable for transferring steam and gases. The coupling has a symmetrical design of the connection part. Material: bronze. Working pressure: 10 bar. Sealing: NBR rubber. Operating temperature: from -10°C to +80°C.