Page 10 - Chemical
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• ASME Symbol & Data Provided
• Threaded Hold-Downs
• 6” or 10” High Collar Available
• Designed For Rubber Lining
Betts 20” Full Opening Manhole conforms to the requirements of the ASME code for pressure vessels Section VIII, Division 1. Cover and collar are flanged to provide adequate area for rubber lining.
 During installation and welding the collars to the tank, care should be exercised to insure the collars remain flat and round in order to assure proper performance. If necessary a welding fixture should be used to prevent distortion.
Model 8260
            Weld Collar
Cover
Wing-Nut Washer Hinge Pins
Number Hold-Downs
*Working Pressure
Weight
Collar Height
Part Number
           Steel
Steel
T304 SS
4 Fill
8 Manhole
50 PSI
3.4 BAR
112 Lbs 50.8 Kg
6”
BET 8260SCX-6
         T316L
T316L
T304 SS
BET 8260LCX-6
           Steel
Steel
T304 SS
4 Fill
8 Manhole
50 PSI
3.4 BAR
130 Lbs 58.9 Kg
10”
BET 8260SCX-10
              T316L
T316L
T304 SS
BET 8260LCX-10
         Manholes Chemical Trailer Parts Catalog






















































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