遵循GB/T12237,APl 608, API 6D標準
公稱通徑DN | 放料球閥主要外形尺寸和連接尺寸mm | |||||||||
D | D1 | D2 | z-φd | n-φd | L | L0 | H | b1 | b2 | |
25 | 235 | 85 | 125 | 4-φ14 | 4-φ14 | 120 | 220 | 115 | 15 | 22 |
40 | 235 | 110 | 160 | 4-φ18 | 4-φ18 | 135 | 250 | 130 | 19 | 22 |
50 | 230 | 125 | 190 | 4-φ18 | 8-φ14 | 160 | 250 | 125 | 14 | 20 |
80 | 245 | 160 | 210 | 4-φ18 | 8-φ14 | 200 | 400 | 184 | 15 | 22 |