This standard specifies the basic structure type of hand-hole device of boiler.
This standard is applicable to the hand-hole device of steam boiler with rated steam pressure no larger than 3.82 MPa and hot water boiler.
Contents of JB/T 2191-1993
1 Subject Content and Application Scope
2 Normative References
3 Strength Calculation
4 Structural Element Dimension of Hand-hole Device
5 Structural Types
6 Marking and Illustration
Additional Explanations: