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導(dǎo)航

低溫截止閥


產(chǎn)品型號:DJ41Y
公稱通徑:DN50mm~DN300mm
壓力范圍:PN1.6MPa~4.0MPa
使用溫度:-40℃~-196℃~254℃
適用介質(zhì):LNG、LO2、LN2、LPG
制造標(biāo)準(zhǔn):GB/T24925-2010
防火標(biāo)準(zhǔn):JB/T6899-1993
閥門材質(zhì):CF8 不銹鋼
密封填料:PTFE 聚四氟乙烯
手輪材質(zhì):Y102 鋁合金
連接方式:法蘭

產(chǎn)品概述

      低溫截止閥主要用于零下(-46℃~-196℃~254℃)低溫液體介質(zhì)的管道中,作為介質(zhì)的接通和開關(guān)截?cái)?。截止閥的閥體以及與介質(zhì)接觸的配件均采用特殊低溫處理。流道設(shè)計(jì)為低進(jìn)高出,順時(shí)針方向旋轉(zhuǎn)手輪使閥桿閥芯的密封填料與流道口嚴(yán)封緊閉為關(guān)閉截?cái)?。手輪逆時(shí)針方向旋轉(zhuǎn)閥桿閥芯上升脫離流道口介質(zhì)流通為開啟。


產(chǎn)品特點(diǎn)

1、低溫截止閥所有與介質(zhì)接觸部位均采用低溫處理,確保閥門能在各種不同的低溫介質(zhì)中安全使用。

2、可根據(jù)現(xiàn)場的介質(zhì)的溫度,來選擇閥門(零下-46℃~-101℃)選用短軸截止閥,(-101℃~254℃)則選用長軸截止閥。


主要性能規(guī)范

型號

DJ41Y-16

DJ41Y-16P

DJ41Y-25

DJ41Y-25P

DJ41Y-40

DJ41Y-40P

工作壓力(MPa)

1.6

2.5

4.0

適用溫度(℃)

-45

-101

-196

適用介質(zhì)

液化天然氣、乙烯、丙烯等低溫介質(zhì)

材料

閥體、閥蓋

LCB

LC3

LCB

LC3

LCB

LC3

閥瓣、閥座

鉻鎳鋼+鈷鉻鎢

閥桿

鉻鎳鋼


主要外形連接尺寸(mm)

公稱通徑主要外形尺寸和連接尺寸H
LDD1D2bZ-dD0-46℃-101℃-196℃
DJ41Y-16C DJ41Y-16P DJ41Y-16R DJ641Y-16C DJ641Y-16P DJ641Y-16R DJ9B41Y-16C DJ9B41Y-16P DJ9B41Y-16R
50230160125100164-18240460480520
65290180145120184-18280475505525
80310195160135208-18280520550590
100350215180155208-18320545575615
125400245210185228-18360590620660
150480280240210248-23400650650730
2006003352952652612-23400850850930
2507304053553203012-254509569861036
3008504604103753012-25500109511251175
DJ41Y-25 DJ41Y-25P DJ41Y-25R DJ641Y-25C DJ641Y-25P DJ641Y-25R DJ9B41Y-25C DJ9B41Y-25P DJ9B41Y-25R
50230160125100204-18240460480520
65290180145120228-18280475505525
80310195160135228-18280520550590
100350230190160248-23320545575615
125400270220188288-25360590620660
150480300250218308-25400650680730
2006003603102783412-25400850880930
2507304253703323612-304509569861036
3008504854303904016-30500109511251175
DJ41Y-40 DJ41Y-40P DJ41Y-40R DJ641Y-40C DJ641Y-40P DJ641Y-40R DJ9B41Y-40C DJ9B41Y-40P DJ9B41Y-40R
5023016012510020-240483504546
6529018014512022-280499530551
8031019516013522-280546578620
10035023019016024-320572604646
12540027022018828-36062061693
15048030025021830-400683741767
20060036032028238-400893924977
25073042538534542-450100410351088
30085048545040846-500115011811234