Pipe flange adapter ISOK-4 series

Overview
ISO-K straight reducer with ISO-K flanges designed to connect components with differing nominal diameters (DN). Available in multiple R-series references to match common DN combinations. Material option: AISI 304.

Available items

• R8063ISOK-4 — DN 80/63 — A: 110 mm (4.331 in), B: 95 mm (3.74 in), C: 80 mm (3.15 in)
• R10063ISOK-4 — DN 100/63 — A: 130 mm (5.118 in), B: 95 mm (3.74 in), C: 80 mm (3.15 in)
• R10080ISOK-4 — DN 100/80 — A: 130 mm (5.118 in), B: 110 mm (4.331 in), C: 80 mm (3.15 in)
• R16063ISOK-4 — DN 160/63 — A: 180 mm (7.087 in), B: 95 mm (3.74 in), C: 80 mm (3.15 in)
• R16080ISOK-4 — DN 160/80 — A: 180 mm (7.087 in), B: 110 mm (4.331 in), C: 80 mm (3.15 in)
• R160100ISOK-4 — DN 160/100 — A: 180 mm (7.087 in), B: 130 mm (5.118 in), C: 80 mm (3.15 in)
• R200100ISOK-4 — DN 200/100 — A: 240 mm (9.449 in), B: 130 mm (5.118 in), C: 90 mm (3.543 in)
• R200160ISOK-4 — DN 200/160 — A: 240 mm (9.449 in), B: 180 mm (7.087 in), C: 90 mm (3.543 in)
• R250160ISOK-4 — DN 250/160 — A: 290 mm (11.417 in), B: 180 mm (7.087 in), C: 90 mm (3.543 in)
• R250200ISOK-4 — DN 250/200 — A: 290 mm (11.417 in), B: 240 mm (9.449 in), C: 90 mm (3.543 in)

Technical characteristics / specifications

• Line: ISO-K
• Line type: ISO
• Product type: connection fittings (straight reducer with ISO-K flanges)
• Material: AISI 304 (available)
• Finish: externally mechanically polished, internally as-rolled
• Purpose: enables connection between components with differing nominal diameters (DN)

Applications

• Used in vacuum and process piping systems to adapt flange interfaces between different DN components.
• Suitable for industrial installations, laboratories and systems requiring ISO-K flange compatibility.
• Order by reference to ensure correct DN pairing and dimensions.