Is the Cast Iron Screw, 2x BSP Female Thread, Type 330/48 rated for continuous operation at +300°C and what maintenance is required to ensure leak‑free performance?

Cast Iron Screw, 2x BSP Female Thread, Type 330/48 is rated for continuous operation up to +300°C. Its working pressure is 25 bar up to +120°C and 20 bar at temperatures up to +300°C. To ensure sustained leak‑free performance, perform the following maintenance: - Inspect seals and flat sealing surfaces regularly for wear, corrosion or deformation; replace any damaged sealing elements. - Ensure threaded connections are clean and free of debris before assembly; apply appropriate torque to avoid under‑ or over‑tightening. - Check for external corrosion or mechanical damage to the ductile iron body and repair or replace the coupling if integrity is compromised. - Monitor operating temperature and pressure to keep within specified limits (≤20 bar at temperatures approaching +300°C). - Implement a scheduled leak test (visual and pressure test) after installation and periodically during service, increasing frequency in aggressive or cyclic thermal environments. - Use compatible gasket materials and approved lubricants/anti‑seize compounds rated for +300°C where required. Following these practices will help maintain the specified leak‑free performance of the Cast Iron Screw, 2x BSP Female Thread, Type 330/48.

Can the Cast Iron Screw, 2x BSP Female Thread, Type 330/48 be used in steam applications at temperatures up to +300°C and what sealing materials are recommended to maintain leak‑free performance?

Yes. Cast Iron Screw, 2x BSP Female Thread, Type 330/48 can be used in steam applications up to +300°C. The coupling is engineered for operating temperatures up to +300°C with rated working pressures of 25 bar up to +120°C and 20 bar up to +300°C, making it suitable for high‑temperature steam service when installed per specifications. Recommended sealing approach to ensure leak‑free performance: - Use high‑temperature flat gaskets compatible with steam and ductile iron, such as compressed non‑asbestos fiber (CNAF) or graphite‑based flat gaskets rated to ≥300°C. - For enhanced reliability, consider flexible graphite (with or without a stainless steel carrier) for its excellent temperature, chemical and steam resistance. - Ensure flange/mating surfaces are clean, flat and undamaged; use correct bolt torque and gasket dimensions to maintain the designed flat sealing interface. - For thread sealing (if any threaded joints are exposed), use PTFE tape or a high‑temperature thread sealant rated for steam service and temperatures up to 300°C. Always verify compatibility with specific steam chemistry (e.g., wet/dry steam, presence of contaminants) and follow applicable codes/standards and manufacturer installation instructions.

Union with 2 x thread internal BSP, cast iron, type 330/48

Additional information

Material	CS – steel (cast iron)

Union with 2 x thread internal BSP for use in connections pipe installation industrial. sealing flat between internal element. Material: malleable cast iron. Operating temperature: up to +300°C. Working pressure: 25 bar (up to +120°C), 20 bar (up to +300°C).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
EE-33048-06	Union with 3/8" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-08	Union with 1/2" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-12	Union with 3/4" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-16	Union with 1" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-20	Union with 1.1/4" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-24	Union with 1.1/2" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-32	Union with 2" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-40	Union with 2.1/2" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-48	Union with 3" BSP female, seal flat, cast iron galvanized.	-	25	In stock	Enquiry
EE-33048-64	Union with 4" BSP female, seal flat, cast iron galvanized..	-	25	In stock	Enquiry

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Union with 2 x thread internal BSP for use in connections pipe installation industrial. sealing flat between internal element. Material: malleable cast iron. Operating temperature: up to +300°C. Working pressure: 25 bar (up to +120°C), 20 bar (up to +300°C).