操作條件:
· 溫度范圍從-40℃(-40F)到+200℃(+392F),取決于襯里材料·壓力范圍從1mbar到16bar(232psi),取決于閥芯
試驗/標識:
· 壓力和氣密性測試根據(jù)EN 12266-1(2012-06),泄漏率D,API598閥門檢查與試驗。在20KV電火花測試,保證襯里完整
· 閥體上標志以及商標根據(jù)EN19制定
· 根據(jù)EN 10204-3.1/3.1B出具材質(zhì)報告
公稱通徑 | 標準值Standard value(mm)-PN16/Class150 | ||||||||
DN (mm) |
NPS (inch) |
L | D | K | n×ΦZ | ||||
GB | ASME | GB | ASME | GB | ASME | GB | ASME | ||
25 | 1" | 150 | 127 | 115 | 108 | 85 | 79.4 | 4×Φ14 | 4×Φ15.8 |
40 | 1½" | 180 | 165 | 150 | 127 | 110 | 98.4 | 4×Φ18 | 4×Φ15.8 |
50 | 2" | 200 | 178 | 165 | 152.4 | 125 | 120.7 | 4×Φ18 | 4×Φ19 |
65 | 2½" | 220 | \ | 185 | \ | 145 | \ | 8×Φ18 | \ |
80 | 3" | 250 | 203 | 200 | 190.5 | 160 | 152.4 | 8×Φ18 | 4×Φ19 |
100 | 4" | 280 | 229 | 220 | 228.6 | 180 | 190.5 | 8×Φ18 | 8×Φ19 |
公稱通徑 | 標準值Standard value(mm)-PN16/Class150 | ||||||||
DN (mm) |
NPS (inch) |
L | D | K | n×ΦZ | ||||
GB | ASME | GB | ASME | GB | ASME | GB | ASME | ||
25 | 1" | 150 | 127 | 115 | 108 | 85 | 79.4 | 4×Φ14 | 4×Φ15.8 |
40 | 1½" | 180 | 165 | 150 | 127 | 110 | 98.4 | 4×Φ18 | 4×Φ15.8 |
50 | 2" | 200 | 178 | 165 | 152.4 | 125 | 120.7 | 4×Φ18 | 4×Φ19 |
65 | 2½" | 220 | \ | 185 | \ | 145 | \ | 8×Φ18 | \ |
80 | 3" | 250 | 203 | 200 | 190.5 | 160 | 152.4 | 8×Φ18 | 4×Φ19 |
100 | 4" | 280 | 229 | 220 | 228.6 | 180 | 190.5 | 8×Φ18 | 8×Φ19 |