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不銹鋼低溫安全閥DA21F-16P產(chǎn)品簡介：
不銹鋼低溫安全閥DA21F-16P閥體材料采用不銹鋼材質(zhì)，適用于低溫的氣體或液體的等介質(zhì)管道、容器等設(shè)備上，作為超壓保護(hù)裝置。本產(chǎn)品加工成品后又經(jīng)過一道深冷處理的加工，使得產(chǎn)品更具耐低溫。
不銹鋼低溫安全閥DA21F-16P零部件材質(zhì)：
NO.
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零件名稱
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A21H-C/A21F材料
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DA21W-P/A21F-P材料
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A21Y-R材料
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1
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管接頭
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20
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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2
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管接頭螺母
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35
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2Cr13
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1Cr18Ni9Ti
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3
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閥座
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35
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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4
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閥體
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2Cr13
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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5
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閥瓣
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2Cr13/2Cr13+PTFE
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1Cr18Ni9Ti/1Cr18Ni9Ti+PTFE
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1Cr18Ni12Mo2Ti
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6
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彈簧座
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2Cr13
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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7
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彈簧
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50CrVA
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50CrVA包覆氟塑料
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50CrVA包覆氟塑料
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8
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鎖緊螺母
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Q235-A
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ZG230-450
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1Cr18Ni9Ti
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9
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彈簧導(dǎo)向墊
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2Cr13
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1Cr18Ni9Ti
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1Cr18Ni12Mo2Ti
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10
|
調(diào)節(jié)螺母
|
Q235-A
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2Cr13
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1Cr18Ni12Mo2Ti
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密封面材料
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"Y"型堆焊Co基硬質(zhì)合金,"H"型堆焊D507,"W"型為閥門本體
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不銹鋼低溫安全閥DA21F-16P結(jié)構(gòu)尺寸：
型號
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公稱通徑
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do
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d
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Do
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M
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d1
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D1
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L
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L1
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≈H
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A21W-16P
A21F-16P DA21F-16P DA21W-16P A21W-40P KA21-16P |
15
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12
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15
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20
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M27×1.5
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G1/2"
|
30
|
35
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76
|
66
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20
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16
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20
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25
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M33×1.5
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G3/4"
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35
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40
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87
|
68
|
|
25
|
18
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25
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31
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M39×1.5
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G1"
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40
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50
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100
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105
|
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A21Y-64
A21Y-64P A21Y-100 A21Y-100P |
15
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10
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15
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25
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M39×1.5
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G1"
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44
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50
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100
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66
|
20
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10
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20
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31
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M39×1.5
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G1"
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44
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50
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100
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68
|
|
25
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12
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25
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31
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M39×1.5
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G1"
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44
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50
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100
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105
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A21W-160/160P
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15
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8
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20
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/
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M24×2
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G1"
|
44
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50
|
100
|
261
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20
|
8
|
25
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/
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M33×2
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G1"
|
44
|
50
|
100
|
261
|
|
25
|
8
|
28
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/
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M36×2
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G1"
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44
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50
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100
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