國標鍛鋼法蘭閘閥應用規范
1、設計制造：JB/T7746、API600、API6D
2、連接端尺寸：JB/T82.2、GB/T12221、ASME B16.10
3、法蘭端尺寸：JB/T82.1~82.4、HG/T20592、GB/T9113、ASME B16.5
4、結構特征：B.B或W.B;OS&Y-縮徑（R.P）
5、主體材料：A105; LF2; F5; F11; F22; F304; F304L; F316; F316L
6、閥門檢驗與試驗：GB/T13927; GB/T26480
國標鍛鋼法蘭閘閥PN1.6~10.0MPa主要外形連接尺寸
公稱壓力 | DN(mm) | 15 | 20 | 25 | 32 | 40 | 50 | 65 |
1.6 | d | 10 | 12.7 | 19.1 | 24 | 31.8 | 38.1 | 50.8 |
2.5 | ||||||||
4.0 | ||||||||
6.4 | ||||||||
10.0 | ||||||||
1.6 | L | 130 | 150 | 160 | 180 | 200 | 230 | 290 |
2.6 | ||||||||
4.0 | ||||||||
6.4 | 170 | 190 | 210 | 230 | 260 | 300 | 340 | |
10.0 | ||||||||
1.6 | H(開啟) | 162 | 162 | 211 | 238 | 257 | 282 | 357 |
2.5 | ||||||||
4.0 | ||||||||
6.4 | ||||||||
10.0 | ||||||||
1.6 | W | 100 | 100 | 125 | 125 | 160 | 180 | 200 |
2.5 | ||||||||
4.0 | ||||||||
6.4 | ||||||||
10.0 | ||||||||
1.6 | WT(kg) | 2.8 | 3.2 | 4.9 | 5.6 | 9.8 | 12.8 | 23.0 |
2.5 | 3.0 | 3.5 | 5.5 | 6.8 | 10.4 | 14.4 | 24.5 | |
4.0 | 3.6 | 4.9 | 7.0 | 9.4 | 13.3 | 18.2 | 26.2 | |
6.4 | 3.8 | 5.3 | 7.9 | 10.0 | 13.8 | 18.6 | 27.7 | |
10.0 | 4.2 | 5.8 | 8.8 | 12.1 | 15.6 | 19.5 | 32.0 |
說明：公稱壓力PN>6.4MPa，環密封（RJ）按JB77規定。
