Inverted Bucket Steam Trap - CB Series
Steam Traps
CB Series - PRODUCT DATA BULLETIN CB Series - INSTALLATION, OPERATION AND MAINTENANCE MANUAL
Series 'CB8'
Horizontal style cast iron body. Available in sizes 1/2" to 2-1/2" npt for saturated steam pressures up to 250 psig at temperatures not to exceed 406 deg. F.
Series 'CB2'
Vertical style cast iron body. Available in sizes 1/2" to 2-1/2" npt for saturated steam pressures limited to 250 psig at temperatures not to exceed 406 deg. F.
Materials of Construction:
- Body: Cast Iron
- Cover: Cast Iron
- Mechanism: Stainless Steel
- Bucket: Stainless Steel
- Gasket: Teflon
- Screen: Stainless Steel
- Cover Bolts: Steel
- Hardended stainless steel valve and seat
- Horizontal flow pattern (Series CB8) models are repairable in-line. All working parts are installed on the bolted cover.
| Items |
 CB80-1/2 Inverted Bucket Steam Trap - CB Series |
CB80-3/4 Inverted Bucket Steam Trap - CB Series |
CB81-1/2 Inverted Bucket Steam Trap - CB Series |
CB81-3/4 Inverted Bucket Steam Trap - CB Series |
CB81-1 Inverted Bucket Steam Trap - CB Series |
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| NPT | 15 mm1/2 in | 20 mm3/4 in | 15 mm1/2 in | 20 mm3/4 in | 25 mm1 in | |||||
| A | 129 mm5 1/16 in | |||||||||
| B | 95 mm3 3/4 in | |||||||||
| C | 89 mm3 1/2 in | 89 mm3 1/2 in | 113 mm4 7/16 in | 113 mm4 7/16 in | 113 mm4 7/16 in | |||||
| Weight | 3.2 kg3.2 lb | 3.2 kg3.2 lb | 3.6 kg3.6 lb | 3.6 kg3.6 lb | 3.6 kg3.6 lb | |||||
| Maximum Allowable Pressure PMA | 250 psi | |||||||||
| Maximum Operating Temperature TMO | 450 ºF | |||||||||
| Cover Material | Cast Iron ASTM-A126/A48 | |||||||||
| Body Material | Cast Iron ASTM-A126/A48 | |||||||||
| Mechanism Material | Stainless Steel | |||||||||
| Screen Material | Stainless Steel (In CB80, 81, 82 and 83 only) | |||||||||
| Bucket Material | Stainless Steel | |||||||||
| Gasket Material | Non-Asbestos Fiber | |||||||||
| Cover Bolts Material | Steel | |||||||||
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