主要性能規范:Main technical data | ||||||||
型號 type | 整定壓力范圍 MPa Range of Adjusted pressure | 密封試驗壓力 MPa sealing test pressure | 排放壓力 | 回座壓力 MPa re-seating pressure | 開啟高度 mm Value Lift | 適用介質 Suitable medium | 適用溫度 ℃ Suitable temperature | 排量系數 coefficient of dischange |
A48S-40 | Ps1.3~4.0 | 90%整定壓力 setting pressure | ≤1.03 x 整定壓力 setting pressure | ≥90% 整定壓力 setting pressure | ≥1/4 喉徑 Throat diameter | 蒸汽 steam | ≤425 | 0.7 |
A48S-64 | Ps2.5~6.4 | |||||||
A48S-100 | Ps3.2~10.0 |
主要外形尺寸及連接尺寸 Main size of Appearance | ||||||||
公稱壓力 Norminal pressure | 圖中符號 mark in chart | 公稱通徑 DN/mm Inside Nominal Diameter | ||||||
4O | 50 | 80 | 100 | |||||
4.0 | d0 | 25 | 32 | 50 | 65 | |||
L | 120 | 135 | 170 | 200 | ||||
L1 | 110 | 120 | 135 | 160 | ||||
H | 380 | 420 | 550 | 690 | ||||
出口法蘭 Dischange flange | PN16、DN50 | PN16、DN65 | PN16、DN100 | PN16、DN125 | ||||
6.4 | L | 135 | 160 | 175 | 220 | |||
L1 | 120 | 130 | 160 | 200 | ||||
H | 410 | 430 | 550 | 690 | ||||
出口法蘭 Dischange flange | PN16、DN50 | PN16、DN65 | PN16、DN100 | PN16、DN125 | ||||
10.0 | L | 135 | 160 | 175 | 220 | |||
L1 | 120 | 130 | 160 | 200 | ||||
H | 410 | 430 | 550 | 690 | ||||
出口法蘭 Dischange flange |