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Appendix A
(Informative appendix)
Steel drum closure
A.
The sealer is a matching closing device for the barrel opening, which is composed of the barrel opening, flange ring, sealing ring, and barrel cover through safety device
The sealer is divided into two types: the bottom part reinforcement method and the top part reinforcement method
A.
A.
Figure A.
Table A.
A.
A.
A.
Figure A.
A.
Figure A.
A.
Note: It is made by drilling holes with M10×20 bolts
Figure A.
Related links: repetitive use of calcium carbide packaging steel drums (4)