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H71系列对夹升降式止回阀的型号、材料及主要参数
配管法兰
公称压力
常规产品型号
JB/T 74
~90、
GB/T 9112
~9124、
HG 20592
~20614
PN1.0MPa
H71H-10C
H71W-10P
H71W-10P8
H71W-10P3
H71W-10R
H71W-10R8
H71W-10R3
PN1.6MPa
H71W-16C
H71W-16P
H71W-16P8
H71W-16P3
H71W-16R
H71W-16R8
H71W-16R3
PN2.5MPa
H71W-25
H71W-25P
H71W-25P8
H71W-25P3
H71W-25R
H71W-25R8
H71W-25R3
PN4.0MPa
H71W-40
H71W-40P
H71W-40P8
H71W-40P3
H71W-40R
H71W-40R8
H71W-40R3
PN6.3MPa
H71W-63
H71W-63P
H71W-63P8
H71W-63P3
H71W-63R
H71W-63R8
H71W-63R3
PN10.0MPa
H71W-100
H71W-100P
H71W-100P8
H71W-100P3
H71W-100R
H71W-100R8
H71W-100R3
PN16.0MPa
H71W-160
H71W-160P
H71W-160P8
H71W-160P3
H71W-160R
H71W-160R8
H71W-160R3
GB/T 9112
~9124、
HG 20615
~20635、
SH 3406
PN2.0MPa
H71H-20C
—
H71W-20P8
H71W-20P3
—
H71W-20R8
H71W-20R3
PN5.0MPa
H71H-50
—
H71W-50P8
H71W-50P3
—
H71W-50R8
H71W-50R3
PN11.0MPa
H71H-110
—
H71W-110P8
H71W-110P3
—
H71W-110R8
H71W-110R3
PN15.0MPa
H71H-150
—
H71W-150P8
H71W-150P3
—
H71W-150R8
H71W-150R3
ANSI B 16.5
Class150
H71H-A1C
—
H71W-A1P8
H71W-A1P3
—
H71W-A1R8
H71W-A1R3
Class300
H71H-A3
—
H71W-A3P8
H71W-A3P3
—
H71W-A3R8
H71W-A3R3
Class600
H71H-A6
—
H71W-A6P8
H71W-A6P3
—
H71W-A6R8
H71W-A6R3
Class900
H71H-A9
—
H71W-A9P8
H71W-A9P3
—
H71W-A9R8
H71W-A9R3
主 要
零 件
材 料
阀体
WCB(A105)
ZG1Cr18Ni9Ti
CF8(304)
CF3(304L)
ZG1Cr18Ni12Mo2Ti
CF8M(316)
CF3M(316L)
阀瓣
2Cr13
1Cr18Ni9Ti
0Cr18Ni9
00Cr19Ni10
1Cr18Ni12Mo2Ti
0Cr17Ni12Mo2
00Cr17Ni14Mo2
压圈
2Cr13
1Cr18Ni9Ti
0Cr18Ni9
00Cr19Ni10
1Cr18Ni12Mo2Ti
0Cr17Ni12Mo2
00Cr17Ni14Mo2
弹簧
0Cr18Ni9
0Cr18Ni9
0Cr18Ni9
00Cr19Ni10
0Cr17Ni12Mo2
0Cr17Ni12Mo2
00Cr17Ni14Mo2
适 用
工 况
适用介质
水、蒸汽、油品等
硝酸等腐蚀性介质
强氧化性介质
醋酸等腐蚀性介质
尿素等腐蚀性介质
适用温度(℃)
-29~425
-196~540
-196~425
