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进口低温止回阀
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- 产品品牌德国汉克(HANK)
本公司专业代理、销售、供应德国汉克(HANK)进口低温止回阀产品,最新最全的优质进口低温止回阀品牌厂家推荐,欢迎来电洽谈与合作,咨询热线:0755-61280628。
进口低温止回阀适用于低温贮槽、槽车和罐车防止介质倒流,广泛用于LNG、液态乙烯及其它低温介质,具有密封可靠的特点。
Cryogenic Check Valves, PN50 (DN100=PN40, DN150=PN25)
Stainless steel body and cap
with spring, opening pressure ca. 0.1 bar
"cleaned and degreased for oxygen service"
Applications:
Approved for air gases, vapours and cryogenic liquefied gases incl. LNG. Workingtemperature:-196℃/-321℉(77K)up to+120℃/+248℉(393K)
Parts material
Materials | DIN EN | ASTM | |
1 | Body | 1.4308 | A 351 CF8 |
2 | Valve seal up to DN50 | PTFE Carbon filled (25%) | |
2a | Valve seal from DN65 | PTFE | |
3 | Disc | 1.4301 | A 276 Grade 304 |
4 | Spring | 1.4571 | A276 Grade316Ti |
5 | Bonnet gasket | PTFE | |
6 | Bolts | 1.4301/A2 | A194 B8 |
7 | Cap | 1.4301 | A 276 Grade 304 |
Standard Technical data
Nominal size | DN | 10 | 15 | 15 | 20 | 25 | 32 | 40 | 40 | 50 | 65 | 80 | 100 | 150 |
Face-to-face dimension | FF | 70 | 85 | 85 | 100 | 115 | 115 | 130 | 130 | 155 | 205 | 245 | 280 | 400 |
Height | H | 71 | 71 | 71 | 72 | 75 | 87 | 95 | 95 | 95 | 125 | 150 | 185 | 215 |
Outside pipe-0EN ISO 1127 | Ra | 12.0 | 17.2 | 21.3 | 26.9 | 33.7 | 38.0 | 42.4 | 48.3 | 60.3 | 76.1 | 88.9 | 114.3 | 168.3 |
Wall thickness pipe EN ISO 1127 | a | 1.0 | 1.6 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.6 | 3.2 | 6.0 | 7.1 |
Outside pipe -0 ASTM A312 | RA | 13.72 | 17.15 | 21.34 | 26.67 | 33.40 | - | 42.16 | 48.26 | 60.33 | 73.03 | 88.90 | 114.3 | 168.3 |
Wall thickness pipe ASTM A312 | a | S10 | S40 | S10 | S10 | S10 | - | S10 | S10 | S10 | S40 | S10 | S40 | S40 |
Socket depth | b | 6 | 10 | 10 | 13 | 13 | - | 13 | 13 | 16 | 16 | 16 | 20 | 20 |
Weight | ca. kg | 0.7 | 0.95 | 1.0 | 1.3 | 1.6 | 2.4 | 3.9 | 3.9 | 5.7 | 9.6 | 14.6 | 20.0 | 51.0 |
Kvs - Value | m^/h | 1.6 | 3.8 | 4.3 | 6.7 | 11.5 | 14.0 | 20.6 | 22.6 | 37.1 | 71.1 | 104.0 | 170.0 | 350.0 |
Cv - Value | gal /min | 1.9 | 4.4 | 5.0 | 7.8 | 13.4 | 16.2 | 23.9 | 26.3 | 43.2 | 82.7 | 120.9 | 195.2 | 401.8 |
标签:   低温止回阀 进口低温止回阀