Butt Fusion End Cap | IPS | SDR 7 - 17
Butt Fusion End Cap — Product Overview
Integrity Fusion Butt Fusion End Caps provide a reliable, pressure-rated termination point for IPS HDPE pipelines. Available in sizes from 3/4″ through 12″ and in SDR 7, 9, 11, and 17, each molded cap delivers long-term durability, consistent melt-flow performance, and secure fusion compatibility across a wide range of applications.
Manufactured using high-quality PE4710/PE100 resin, these end caps are engineered for precision fit, dependable fusion results, and long service life in water, sewer, industrial, and municipal piping systems.
Key Features & Benefits
- Molded PE4710/PE100 Construction — Ensures exceptional dimensional accuracy, durability, and long-term pressure performance.
- Wide SDR Compatibility — Available in SDR 7, 9, 11, and 17 to match common HDPE system designs.
- Reliable Fusion Performance — Smooth, accurate fusion surfaces ensure consistent bead formation and long-term sealing integrity.
- Corrosion & Chemical Resistant — Ideal for water, wastewater, industrial fluids, and general utility environments.
- Common Applications — Line terminations, test caps, system isolation, and permanent or temporary closure of HDPE pipelines.
Pressure Ratings
By SDR:
SDR 17: 125 PSI (MAOP @ 73.4°F)
SDR 11: 200 PSI (MAOP @ 73.4°F)
SDR 9: 255 PSI (MAOP @ 73.4°F)
SDR 7: 335 PSI (MAOP @ 73.4°F)
Butt Fusion End Cap Dimensions & Item Codes
Full dimensional data for all SDR ratings, including A–D dimensions, weight, FM Class, and item codes.
Butt Fusion End Cap Dimensions & Item Codes — SDR 11
Dimensions A–D measured per Integrity Fusion specifications. FM Class listed where applicable.
| Size | A (in.) | B (in.) | C (in.) | D (in.) | Weight (lbs.) | Item Code | FM Class |
|---|---|---|---|---|---|---|---|
| 3/4″ IPS | 2.50 | 0.10 | 1.05 | 2.14 | 0.05 | 100300 | ----- |
| 1″ IPS | 2.64 | 0.12 | 1.32 | 2.52 | 0.05 | 100302 | ----- |
| 1 1/4″ IPS | 2.77 | 0.15 | 1.66 | 2.18 | 0.10 | 100303 | ----- |
| 1 1/2″ IPS | 3.10 | 0.17 | 1.90 | 2.42 | 0.10 | 100304 | ----- |
| 2″ IPS | 3.30 | 0.22 | 2.38 | 2.52 | 0.15 | 100305 | FM 200 |
| 3″ IPS | 4.58 | 0.32 | 3.50 | 3.60 | 0.55 | 100309 | FM 200 |
| 4″ IPS | 5.20 | 0.41 | 4.50 | 4.20 | 1.10 | 100313 | FM 200 |
| 6″ IPS | 7.08 | 0.60 | 6.63 | 5.34 | 3.30 | 100317 | FM 200 |
| 8″ IPS | 8.68 | 0.78 | 8.63 | 6.14 | 6.15 | 100321 | FM 200 |
| 10″ IPS | 9.88 | 0.98 | 10.75 | 6.68 | 11.20 | 100325 | FM 200 |
| 12″ IPS | 11.82 | 1.16 | 12.75 | 7.68 | 19.15 | 100327 | FM 200 |
Butt Fusion End Cap Dimensions & Item Codes — SDR 17
Dimensions A–D measured per Integrity Fusion specifications. FM Class listed where applicable.
| Size | A (in.) | B (in.) | C (in.) | D (in.) | Weight (lbs.) | Item Code | FM Class |
|---|---|---|---|---|---|---|---|
| 2″ IPS | 3.30 | 0.18 | 2.38 | 2.52 | 0.10 | 100306 | ----- |
| 3″ IPS | 4.58 | 0.26 | 3.50 | 3.60 | 0.40 | 100310 | ----- |
| 4″ IPS | 5.20 | 0.33 | 4.50 | 4.20 | 0.75 | 100314 | ----- |
| 6″ IPS | 7.08 | 0.49 | 6.63 | 5.34 | 2.40 | 100318 | ----- |
| 8″ IPS | 8.68 | 0.64 | 8.63 | 6.14 | 4.15 | 100322 | ----- |
| 10″ IPS | 9.88 | 0.80 | 10.75 | 6.68 | 7.90 | 100326 | ----- |
| 12″ IPS | 11.82 | 0.94 | 12.75 | 7.68 | 13.40 | 100328 | ----- |
Butt Fusion End Cap Dimensions & Item Codes — SDR 9
Dimensions A–D measured per Integrity Fusion specifications. FM Class listed where applicable.
| Size | A (in.) | B (in.) | C (in.) | D (in.) | Weight (lbs.) | Item Code | FM Class |
|---|---|---|---|---|---|---|---|
| 2″ IPS | 3.30 | 0.26 | 2.38 | 2.52 | 0.20 | 100308 | FM 250 |
| 3″ IPS | 4.58 | 0.39 | 3.50 | 3.60 | 0.60 | 100312 | FM 250 |
| 4″ IPS | 5.20 | 0.50 | 4.50 | 4.20 | 1.25 | 100316 | FM 250 |
| 6″ IPS | 7.08 | 0.74 | 6.63 | 5.34 | 3.50 | 100320 | FM 250 |
| 8″ IPS | 8.68 | 0.96 | 8.63 | 6.14 | 7.45 | 100324 | FM 250 |
Butt Fusion End Cap Dimensions & Item Codes — SDR 7
Dimensions A–D measured per Integrity Fusion specifications. FM Class listed where applicable.
| Size | A (in.) | B (in.) | C (in.) | D (in.) | Weight (lbs.) | Item Code | FM Class |
|---|---|---|---|---|---|---|---|
| 2″ IPS | 3.30 | 0.34 | 2.38 | 2.52 | 0.20 | 100307 | FM 335 |
| 3″ IPS | 4.58 | 0.50 | 3.50 | 3.60 | 0.75 | 100311 | FM 335 |
| 4″ IPS | 5.20 | 0.64 | 4.50 | 4.20 | 2.40 | 100315 | FM 335 |
| 6″ IPS | 7.08 | 0.95 | 6.63 | 5.34 | 4.40 | 100319 | FM 335 |
| 8″ IPS | 8.68 | 1.23 | 8.63 | 6.14 | 8.80 | 100323 | FM 335 |
See downloadable spec sheet for additional dimensional drawings and full technical details.