美標(biāo)閘閥特點(diǎn):
Dimensions | ||||||||||
DN | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 |
| 1.5'' | 2'' | 2.5'' | 3'' | 4'' | 5'' | 6'' | 8'' | 10'' | 12'' |
L | 6.5'' | 7'' | 7.5'' | 8'' | 9'' | 10'' | 10.5'' | 11.5'' | 13'' | 14'' |
H | 9.5'' | 10'' | 10.5'' | 11.5'' | 14.5'' | 16.5'' | 18'' | 22.6'' | 27'' | 31'' |
D | 5'' | 6'' | 7'' | 7.5'' | 9'' | 10'' | 11'' | 13.5'' | 16'' | 19'' |
Application | ||||
1 | Face to Face is According to ANSI B16.10 | |||
2 | Flange drilled is According to ANSI B16.1 | |||
Test | ||||
Workingpressure | 125PSI | 150PSI | ||
TestpressureShell | 21.1kgf/cm2 | |||
Seat | 15.0kgf/cm2 | |||
Components | ||||
閥體Body | CAST IRON(A126) | |||
閥蓋Bonnet | CAST IRON(A126) | |||
閥桿STEM | STAINLESS STEEL(SS410) | |||
閥板DISC | CAST IRON(A126) | |||
閥環(huán)SEATRING | CAST BRONZE/STAINLESS STEEL(B62) | |||
格蘭GLAND | DUCTILE IRON(FCD45) | |||
迫緊PACKING | NOT ASBESTOS | |||
手輪HANDWHEEL | CAST IRON(A126) |
美標(biāo)鑄鋼暗桿閘閥適用于ANSI Class150~2500,工作溫度-59~425℃(碳鋼)、-29~650℃(鉻鉬鋼)及-40~500℃(不銹鋼)的名種管路上。鑄鋼暗桿閘閥的啟閉件是閘板,閘板的運(yùn)動(dòng)方向與流體方向相垂直,閘閥只作全開(kāi)和全關(guān),
不適合作調(diào)節(jié)和節(jié)流。鑄鋼暗桿閘閥閥桿不做升降運(yùn)動(dòng),更有效的節(jié)約安裝空間??蓮V泛用于石油、化工、食品、自來(lái)水、污水、建筑、醫(yī)藥、輕紡、電力、船舶、冶金、能源系統(tǒng)等液體管線上作截流裝置使用。