LESER S&R安全閥
安全閥,符合當(dāng)?shù)匾?guī)范和標(biāo)準(zhǔn)的要求,如加熱系統(tǒng)(TRD 721)。
優(yōu)勢
內(nèi)聯(lián)安全閥直接整合管線
標(biāo)準(zhǔn)閥門,交貨時間短
技術(shù)規(guī)格
口徑 |
DN 15 - DN 150 | 1/2" - 6" |
實際孔口直徑 D0 |
15 mm - 125 mm | 0.591 in - 4.921 in |
實際孔口面積 A0 |
177 mm2 - 12.272 mm2 | 0.274 in2 - 19.022 in2 |
壓力 |
0.5 bar - 40 bar | 7.3 psig - 580 psig |
溫度 (依照 DIN EN) |
-85 °C to 450 °C | -121 °F to 752 °F |
閥體材料 |
0.6025, 0.7043, 1.0619, 430F | Cast steel, Ductile Gr. 60-40-18, SA 216 WCB, 1.4104 |
閥門連接 |
依照 DIN 標(biāo)準(zhǔn)的法蘭,螺紋 |
波紋管 |
彈性體,不銹鋼 |
認(rèn)證
行業(yè)
暖氣和空調(diào)
閥門類型
Type 532, 534
Proportional in-line safety valve DN 15 - DN 150 (1/2" - 6")
Type 440
Flanged safety valves for heating plants up to 120 °C acc. to DIN 4751 part 2 DN 20 - DN 150 (3/4" - 6")
Type 424
Safety valves for steam boilers up to 1 bar g DN 25 - DN 150 (1" - 6")
Type 460
Threaded safety valves for heating plants up to 120 °C acc. to DIN 4751 part 2 DN 15 - DN 20 (3/4" - 1")
Type 612
Pressure reducing valve with bellows DN 15 - DN 100 (1/2" - 4")
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