二、外螺紋球閥PN1.6MPa主要連接尺寸及重量
公稱通經(jīng)(mm) | 尺寸(mm) | |||||
d | L | L1 | M | L0 | Q61帶對(duì)接焊頭總長(zhǎng) | |
6 | 8 | 85 | 15 | 20×1.5 | 110 | 166 |
10 | 10 | 85 | 16 | 24×1.5 | 110 | 166 |
15 | 10 | 85 | 18 | 30×2 | 110 | 172 |
20 | 13 | 90 | 18 | 36×2 | 110 | 187 |
25 | 17 | 100 | 20 | 42×2 | 110 | 227 |
32 | 22 | 120 | 20 | 52×2 | | 235 |
40 | 25 | 135 | 25 | 60×3 | 150 | 255 |
50 | 32 | 140 | 25 | 72×3 | 180 | 291 |
三、Q21F外螺紋球閥主要零件材料
型號(hào) | 閥體 | 球體、閥桿 | 手柄 | 密封圈 | 墊片、填料 |
Q21F-16C、Q21F-25C Q21F-40C、Q21F-64C | A105、45 | 1Cr18/1Cr18Ni9Ti | 不銹鋼SS304 | 聚四氟乙烯PTFE 對(duì)位聚苯PPL | 聚四氟乙烯PTFE 對(duì)位聚苯PPL |
Q21F-16P、Q21F-25P Q21F-40P、Q21F-64P | 1Cr18Ni9Ti | SS304/1Cr18Ni9Ti | |||
Q21F-16R、Q21F-25R Q21F-40R、Q21F-64R | SS316/1Cr18Ni12Mo2Ti | SS316/1Cr18Ni12Mo2Ti |