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进口低温截止阀原理特点及品牌(图)

作者:托马斯·贝尔森·伍德 发布时间:2021-01-14 15:09:25点击:
进口低温截止阀

进口低温截止阀原理特点

进口低温截止阀适用于低温液体贮运设备的管理系统,具有开关灵活、密封可靠的特点,也可用于其他低温和深冷介质的管理系统。
Cryogenic Globe Valves, PN50 (DN100=PN40, DN150=PN25)
Stainless steel body and topwork,
“live loaded” gland packing
“ cleaned and degreased for oxygen service “
Available options -on request only:
1、Welded stainless steel stubs acc. to DIN EN ISO 1127 or ASTM A312 - length FF + 150mm
2、Extension H up to 900mm
3、Valve with control disc (tapered design)
Applications:

Approved for air gases, vapours and cryogenic liquefied gases incl. LNG. Working temperature: -196°C / -321°F (77K) up to +120°C / +248°F (393K)

Parts material
MaterialsDIN ENASTM
1Body1.4308A 351 CF8
2Valve seal up to DN50PTFE /Carbon filled (25%)
2aValve seal from DN65PTFE
3Disc1.4301A 276 Grade 304
4Bonnet gasketPTFE
5Headpiece1.4301A 276 Grade 304
6Bolts1.4301/A2A194 B8
7Elongation tube1.4541A213TP321
8Stem1.4301A 276 Grade 304
9Gland packingGraphite / PTFE
10Gland nut1.4305A 276 Grade 303
11HandwheelAluminium alloy
12Spring1.4310A 276 Grade 302
13BushCW452KB 103 AlloyA

Standard Technical data

Nominal sizeDN1015152025324040506580100150
Face-to-face dimensionFF708585100115115130130155205245280400
HeightH270 mm or 370 mm400400400420
Outside pipe-0EN ISO 1127RA12.017.221.326.933.738.042.448.360.376.188.9114.3168.3
Wall thickness pipe EN ISO 1127a1.01.62.02.02.02.02.02.02.02.63.26.07.1
Outside pipe -0 ASTM A312RA13.7217.1521.3426.6733.40-42.1648.2660.3373.0388.90114.3168.3
Wall thickness pipe ASTM A312aS10S40S10S10S10-S10S10S10S40S10S40S40
Socket depthb610101313-13131616162020
Handwheel-0B80100100100100125125125125200250315360
Wrench size across flatsSi10101010101313131313131319
Wrench size across flatss230303030303636363636364141
Weightca. kg1.41.651.72.12.43.34.74.77.212.717.024.554.0
Kvs - Valuem^/h1.63.84.36.711.514.020.622.637.171.1104.0170.0350.0
Cv - Valuegal /min1.94.45.07.813.416.223.926.343.282.7120.9195.2401.8


进口低温截止阀品牌

进口低温截止阀品牌
德国托马斯阀门集团于1933年创建于德国鲁尔工业区,也是世界最重要的工业区。位于德国西部、莱茵河下游支流鲁尔河与利珀河之间的地区。德国托马斯阀门集团是以生产高品质、先进的阀门、测量及控制系统而享誉全球的跨国性生产企业。采用世界先进的设备及生产工艺,所有产品都在严格的质量体系监控下完成作业。并在各大洲几十个国家拥有子公司及分支机构。