Bevel-prepared Branch Outlet Fitting
BT-GR
- Product name
- BT Outlet · Grooved
- Category
- BT Series (Bevel-prepared Branch Outlet Fitting)
- Connection
- Grooved
- Material
- CARBON STEEL PIPE S/40
- Applicable standard
- KFIS 020 — Pipe fittings for fire-protection systems
Download KFI certificates
※ Click an approval number to download that certificate as a PDF.
SPECIFICATION
Standard specification
| Nominal size (A) | Nominal size (inch) | Overall length L2 | Outside diameter D1 | Groove outside diameter C | Groove width B | Gasket seat A |
|---|---|---|---|---|---|---|
| 25 | 1" | 50.7~150.7 (2"~6") | 34/1.34" | 30.3/1.19" | 8.7/0.34" | 16/0.63" |
| 32 | 1-1/4" | 50.7~150.7 (2"~6") | 42.7/1.68" | 38.9/1.53" | 8.7/0.34" | 16/0.63" |
| 40 | 1-1/2" | 50.7~150.7 (2"~6") | 48.6/1.91" | 44.8/1.91" | 8.7/0.34" | 16/0.63" |
| 50 | 2" | 50.7~150.7 (2"~6") | 60.5/2.38" | 57.2/2.25" | 8.7/0.34" | 16/0.63" |
| 65 | 2-1/2" | 50.7~150.7 (2"~6") | 76.3/3.5" | 72.3/2.85" | 8.7/0.34" | 16/0.63" |
| 80 | 3" | 50.7~150.7 (2"~6") | 89.1/3.5" | 85/3.35" | 8.7/0.34" | 16/0.63" |
※ Items outside the sizes listed above are made to order as non-approved products. These sizes may change in part as our techniques and quality improve.
SIZE
Available sizes
Select an item code, then specify the overall length.
BT-GR-CSG-25A
Overall length
51.5 L76.5 L101.5 L126.5 L156.5 L
BT-GR-CSG-32A
Overall length
51.5 L76.5 L101.5 L126.5 L156.5 L
BT-GR-CSG-40A
Overall length
51.5 L76.5 L101.5 L126.5 L156.5 L
BT-GR-CSG-50A
Overall length
51.5 L76.5 L101.5 L126.5 L156.5 L
BT-GR-CSG-65A
Overall length
51.5 L76.5 L101.5 L126.5 L156.5 L
BT-GR-CSG-80A
Overall length
51.5 L76.5 L101.5 L126.5 L156.5 L
PERFORMANCE
Performance test results
| Test | Criterion | Result |
|---|---|---|
| Hydrostatic pressure test | No cracking, permanent deformation or damage shall occur under 1.5 times the maximum working pressure. | 3.0 MPa |
| Body strength test | No cracking, permanent deformation or damage shall occur under 5 times the maximum working pressure (1.4 MPa or more). | 10 MPa |
※ To KFIS 020, pipe fittings for fire-protection systems. Results of the Korea Fire Institute (KFI) approval testing.
SAME SERIES
More in BT Series
BT-PT
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BT-SPPT
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BT-SPPF
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1 size1 KFI approval
BT-RNW
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BT-BW
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