青铜截止止回阀 Class 150
Standard Materials
| body | bc6 |
| bonnet | c37710bd or be |
| disc | c37710bd or be |
| stem | c37710bd or be |
| gasket | non-asbestos |
| DN | d | L | D | C | NO. | h | t | H | D2 |
| 15 | 15 | 60 | 80 | 60 | 4 | 12 | 8 | 75.5 | 50 |
| 20 | 20 | 70 | 85 | 65 | 4 | 12 | 9 | 82.5 | 65 |
| 25 | 25 | 80 | 95 | 75 | 4 | 12 | 10 | 88.5 | 65 |
| 32 | 32 | 100 | 115 | 90 | 4 | 15 | 11 | 109 | 80 |
| 40 | 40 | 100 | 120 | 95 | 4 | 15 | 12 | 121 | 80 |
| 50 | 50 | 120 | 130 | 105 | 4 | 15 | 13 | 142 | 100 |
| 65 | 65 | 140 | 155 | 130 | 4 | 15 | 13 | 154 | 125 |
| 80 | 80 | 160 | 180 | 145 | 4 | 19 | 16 | 175 | 140 |