Aluminum watertight hatch cover
CB/T 732-68
Model A Square Aluminium Watertight Hatch cover
Model B Rectangular Aluminium Watertight Hatch Cover
(mm)
| Model | Clear size | A1*B1 | A2*B2 | δ | δ0 | H≈ | Weight (kg) |
| A*B |
| A | 500*500 | 532*532 | 588*588 | 3 | 4 | 50 | 22.4 |
| 600*600 | 632*632 | 688*688 | 25.6 |
| B | 450*600 | 482*632 | 638*688 | 3 | 4 | 50 | 21.7 |
| 650*800 | 686*836 | 738*888 | 4 | 30.2 |
| The tightness test of aluminium watertight hatch cover is the hose test. |
Marked sample: Square aluminium hatch cover which clear size 500*500.
Marked as :HATCH COVER A500*500 CB/T 732-68
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