Is the LAUX 42 lever connector plug with external BSP thread, carbon steel, KVG suitable for 12.5 bar liquid service and vacuum-tight applications?

Yes. The LAUX 42 lever connector plug with external BSP thread, carbon steel, KVG is suitable for 12.5 bar liquid service and for vacuumâtight applications. The product specification lists a maximum working pressure of 12.5 bar for liquids and explicitly states vacuum tightness, and its carbon steel (galvanized) construction is commonly used in liquid transfer/unloading, pressure and vacuum pumps, and temporary water installations. Ensure correct thread compatibility, proper installation, and that the specific media and temperature conditions fall within the manufacturer's broader safety and material recommendations.

Can the LAUX 42 lever connector plug with external BSP thread, carbon steel, KVG be used for unloading bulk materials with pressure pumps up to 12.5 bar?

Yes. The LAUX 42 lever connector plug with external BSP thread, carbon steel, KVG is designed for transfer and unloading of bulk materials (grains, flours, feeds, granulates, cement, minerals) and is suitable for use with pressure pumps up to 12.5 bar for liquids. Note the specified limits: maximum working pressure 12.5 bar for liquids and 8 bar for air; it is vacuum-tight. Ensure fittings, seals and the connected pump operate within these ratings and that abrasive solids and particle sizes are compatible with the connector and valve design.

Can the LAUX 42 lever connector plug with external BSP thread, carbon steel, KVG withstand corrosive environments like fertilizers or damp storage?

The LAUX 42 lever connector plug with external BSP thread, carbon steel, KVG Format is made of galvanized carbon steel and is intended for handling bulk materials, liquids and air in applications such as agriculture, irrigation and temporary installations. Galvanization provides a basic, sacrificial corrosion protection that improves resistance to moisture and many common environments. However, fertilizers (especially those containing ammonium salts, nitrates, chlorides or acidic compounds) and persistently damp storage create aggressive, corrosive conditions that can degrade galvanized carbon steel faster than benign environments. Over time this can lead to loss of zinc coating, steel corrosion, reduced mechanical strength and potential leakage despite the productâs rated working pressures (12.5 bar liquids, 8 bar air) and vacuum tightness. Recommendations: - For occasional exposure or short-term use in mildly damp agricultural settings, the LAUX 42 may perform acceptably if inspected and maintained regularly (cleaning, drying, prompt repair of damaged galvanization). - For continuous contact with concentrated fertilizers, saline or strongly acidic/alkaline environments, or permanent damp storage, galvanized carbon steel is not the optimal choice. Consider alternative materials or coatings with higher chemical resistance (stainless steel grades like 316/316L, special coatings or polymer options) to ensure long-term corrosion resistance and safety. - Implement protective measures if continuing with the LAUX 42: minimize direct chemical contact, apply additional protective coatings, ensure good drainage/ventilation, and schedule frequent inspections. In summary: the LAUX 42 lever connector plug with external BSP thread, carbon steel, KVG Format has limited corrosion resistance due to galvanization and may be suitable for mild, intermittent exposure; it is not recommended for continuous, highly corrosive fertilizer environments or prolonged damp storage without additional protection or using more resistant materials.

A LAUX 42 lever coupling plug with a thread external BSP, steel carbon, KVG

All products, Lever couplings/

Additional information

Material	CS – steel (cast iron)
Standard length [m]	10

A LAUX 42 lever coupling plug with a thread external BSP with wide application np.: for transferring and unloading bulk materials (grain, flour, feed, granulates, cement, minerals), for pressure and vacuum pumps, for building temporary water and air installations in construction, mining and agriculture, and for irrigation systems. Material: steel carbon, galvanized. Maximum Working pressure: 12.5 bar (for fluids), 8 bar (for air). Vacuum tightness.

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
TF-KVG-038-125	Plug KVG 38 mm with 1.1/4" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-038-150	Plug KVG 38 mm with 1.1/2" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-048-150	Plug KVG 48 mm with 1.1/2" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-048-200	Plug KVG 48 mm with 2" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-076-200	Plug KVG 76 mm with 2" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-076-250	Plug KVG 76 mm with 2.1/2" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-076-300	Plug KVG 76 mm with 3" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-102-300	Plug KVG 102 mm with 3" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-102-400	Plug KVG 102 mm with 4" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-133-500	Plug KVG 133 mm with 5" male, galvanized steel	-	12.5	In stock	Enquiry
TF-KVG-152-600	Plug KVG 152 mm with 6" male, galvanized steel	-	12.5	In stock	Enquiry

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A LAUX 42 lever coupling plug with a thread external BSP with wide application np.: for transferring and unloading bulk materials (grain, flour, feed, granulates, cement, minerals), for pressure and vacuum pumps, for building temporary water and air installations in construction, mining and agriculture, and for irrigation systems. Material: steel carbon, galvanized. Maximum Working pressure: 12.5 bar (for fluids), 8 bar (for air). Vacuum tightness.