Single-Element Maintenance-Free Sleeve Compensator

The single‑type, maintenance‑free, self‑sealing sleeve expansion joint is suitable for overhead and direct‑buried pipeline installations. It features a compact design, zero flow resistance, excellent resistance to chloride ion corrosion from heat sources, good axial stability, substantial compensation capacity, and requires no routine maintenance.

Keywords:

Category:

Thermal Pipeline Compensator

Product Inquiries:

86-13909297738

Inquiry

Main technical parameters:

·Applicable pipelines: heating, hot water supply, chilled and warm water, etc.

·Applicable specifications: DN200–DN1600

·Working pressure: ≤4.0 MPa

·Applicable temperature: -40℃ to 150℃

*Extension range: 120mm–500mm

·Material: Q235B

·Implementation Standard: CJ/T487-2015 “Welded Sleeve Expansion Joints for Urban Heating Pipelines”

Feature Description:

This product features no rebound force and low friction. It comes pre‑insulated with polyurethane at the factory, eliminating the need for secondary insulation on site, thereby shortening the installation period and reducing project costs.

ATS Corporation of the United States collaborates on technology development, production, and supply to deliver sleeve compensators of the highest quality in the world.

Product Selection Parameter Table (1)

Work pressure 1.6 MPa

Nominal Diameter (mm)	End pipe size (mm)	Maximum outer diameter (mm)	Axial Compensation Amount (mm)	Effective area (mm²)	Friction (N/mm)	Applicable Temperature (℃)	Product Length (mm)
DN250	φ273×6	375	120	819.54	19750	-40℃~150℃	850
			200				1000
			250				1100
DN300	φ325×7	440	120	976.54	23150	-40℃~150℃	850
			200				1000
			250				1100
DN350	φ377×7	505	120	1139.82	29250	-40℃~150℃	850
			200				1000
			250				1100
DN400	φ426×8	565	120	1287.4	31500	-40℃~150℃	850
			200				1000
			250				1100
DN450	φ480×8	615	120	1456.96	33500	-40℃~150℃	850
			200				1000
			250				1100
DN500	φ529×9	970	120	1604.54	39000	-40℃~150℃	950
			200				1100
			250				1200
DN600	φ630×9	780	120	1915.4	43000	-40℃~150℃	950
			200				1100
			250				1200
DN700	φ720×9	895	120	2191.72	48250	-40℃~150℃	950
			200				1100
			250				1200
DN800	φ820×10	1015	120	2499.44	61250	-40℃~150℃	950
			200				1100
			250				1200
DN900	φ920×10	1115	120	2813.44	71500	-40℃~150℃	950
			200				1100
			250				1200
DN1000	φ1020×12	1230	120	3114.88	85000	-40℃~150℃	1050
			200				1200
			250				1300
DN1100	φ1020×12	1230	120	3426.88	97000	-40℃~150℃	1050
			200				1200
			250				1300
DN1200	φ1220×14	1455	120	3742.88	103000	-40℃~150℃	1050
			200				1200
			250				1300
DN1300	φ1320×14	1500	120	4044.32	110000	-40℃~150℃	1050
			200				1200
			250				1300
DN1400	φ1420×16	1675	120	4358.32	119780	-40℃~150℃	1050
			200				1200
			250				1300
DN1600	φ1620×18	1880	120	21113	171000	-40℃~150℃	1260
			200				1440
			250				1620

Product Selection Parameter Table (Part 2)

Working pressure: 2.5 MPa

Nominal Diameter (mm)	End pipe dimensions (mm)	Maximum outer diameter (mm)	Axial Compensation Amount (mm)	Effective area (mm²)	Friction force (N/mm)	Applicable Temperature (°C)	Product Length (mm)
DN250	φ273×8	375	120	819.54	19750	−40℃~150℃	850
			200				1000
			250				1100
DN300	φ325×9	455	120	976.54	23150	−40℃~150℃	850
			200				1000
			250				1100
DN350	φ377×9	505	120	1139.82	29250	−40℃~150℃	850
			200				1000
			250				1100
DN400	φ426×10	565	120	1287.4	31500	−40℃~150℃	850
			200				1000
			250				1100
DN450	φ480×10	615	120	1456.96	33500	−40℃~150℃	850
			200				1000
			250				1100
DN500	φ529×11	970	120	1604.54	39000	−40℃~150℃	950
			200				1100
			250				1200
DN600	φ630×11	780	120	1915.4	43000	−40℃~150℃	950
			200				1100
			250				1200
DN700	φ720×11	895	120	2198	48250	−40℃~150℃	950
			200				1100
			250				1200
DN800	φ820×12	1015	120	2499.44	61250	−40℃~150℃	950
			200				1100
			250				1200
DN900	φ920×12	1115	120	2813.44	71500	−40℃~150℃	950
			200				1100
			250				1200
DN1000	φ1020×14	1230	120	3114.88	85000	−40℃~150℃	1050
			200				1200
			250				1300
DN1100	φ1020×14	1230	120	3426.88	97000	−40℃~150℃	1050
			200				1200
			250				1300
DN1200	φ1220×16	1455	120	12270	103000	−40℃~150℃	1050
			200				1200
			250				1300
DN1300	φ1320×16	1500	120	14100	110000	−40℃~150℃	1050
			200				1200
			250				1300
DN1400	φ1420×18	1675	120	16100	119780	−40℃~150℃	1050
			200				1200
			250				1300
DN1600	φ1620×20	1880	120	21113	171000	−40℃~150℃	1260
			200				1440
			250				1620