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Product name: YFA41C American standard safety valve
specification: YFA41C American standard safety valve
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Category: Pump valve fittings -- safety valve
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Price: factory price
Brand: Shanghai
Place of Origin: China
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Available Quantity: batch
delivery cycle: Spot goods (or inquire by telephone)
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  Shanghai Beiyuan Industry and Trade Co.,Ltd
+86-21-66770508
+86-13916950330

Email 91way@163.com
Wechat 13916950330(Wechat)


YFA41C American standard safety valveDetailed product description:Column tabs
YFA41C美标安全阀功能:YFA41C美标安全阀是一种新颖结构的安全阀主要用于石油天然气、化工、电力、冶金和城市燃气等领域,是受压设备、容器或管路上的最佳超压保护装置。  

YFA41C美标安全阀详细资料: 

一、主要性能规范

公称压力PN

150

300

1500

壳体强度Ps(Mpa)

3.0

7.5

37.5

整定压力Pk(Mpa)

0.1-2

1.6-5

10-25

密封压力Pm

90%  Pk

回座压力Ph

≥90% Pk

排放压力Pp

≤1.1 Pk

开启高度H(mm)

≥1/20 d0

适用温度

C

≤300℃

P、R

≤200℃

适用介质

C

气体、液体

P、R

硝酸、醋酸


二、主要零件材料 
 

零件名称

代号

材料名称

阀体

C

WCB

阀座、阀芯

1Cr18Ni9Ti

弹簧

50CrVA

阀体

P

ZG1Cr18Ni9Ti

阀座、阀芯

1Cr18Ni9Ti

阀体

R

ZGCr18Ni12Mo2Ti

阀座、阀芯

Cr18Ni12Mo2Ti

弹簧

P、R

50CrCVA喷塑


三、喉部直径代号

代号

直径

代号

直径

D

10

L

50

E

13

M

55

F

16

N

60

G

20.5

P

72

H

26

Q

96

J

33

R

115

K

40

T

148


四、主要尺寸

LFA41C150,LFA41C150P,LFA41C150R

公称通径
DN(in)

尺    寸(mm)

d0

D

D1

D2

b

t

Z-φd

DN'

D'

D1'

D2'

t'

b'

Z'-φd'

L

L1

H

1/2"×1/2"

D

89

60.5

35

12

6

4-15

15

89

60.5

35

1.6

12

4-15

90

90

260

3/4"×1"

D

98

70

43

14

6

4-15

25

108

79.5

51

1.6

15

4-15

115

105

280

1"×1"

D

108

79.5

51

15

9

4-15

25

108

79.5

51

1.6

15

4-15

100

100

290

1"×2"

E

108

79.5

51

15

9

4-15

50

152

120.5

92

1.6

18

4-19

114

105

290

11/2"×11/2"

G

127

98.5

73

18

10

4-15

40

127

98.5

73

1.6

18

4-15

100

110

330

11/2"×2"

G

127

98.5

73

18

10

4-15

50

152

120.5

92

1.6

18

4-19

110

115

330

2"×3"

J

152

120.5

92

18

10

4-19

80

190

152.5

127

1.6

22

4-19

145

150

350


LFA41C300,LFA41C300P,LFA41C300R

公称通径
DN(in)

尺    寸(mm)

d0

D

D1

D2

b

t

Z-φd

DN'

D'

D1'

D2'

t'

b'

Z'-φd'

L

L1

H

1/2"×1/2"

D

95

66.5

35

15

6

4-15

15

89

60.5

35

1.6

12

4-15

90

90

260

3/4"×1"

D

117

82.5

43

16

10

4-19

25

108

79.5

51

1.6

15

4-15

115

105

280

1"×1"

D

124

90

51

18

6

4-19

25

108

79.5

51

1.6

15

4-15

100

100

290

1"×2"

E

124

90

51

18

6

4-19

50

152

120.5

92

1.6

18

4-19

114

105

290

11/2"×11/2"

G

156

114.5

73

20

9

4-22

40

127

98.5

73

1.6

18

4-15

100

110

330

11/2"×2"

G

156

114.5

73

20

9

4-22

50

152

120.5

92

1.6

18

4-19

110

115

330

2"×3"

J

165

127

92

22

8

8-19

80

190

152.5

127

1.6

22

4-19

145

150

350


注:出口法兰为150Lb。

LFA41C600,LFA41C600P,LFA41C600R

公称通径
DN(in)

尺    寸(mm)

d0

D

D1

D2

b

t

Z-φd

DN'

D'

D1'

D2'

t'

b'

Z'-φd'

L

L1

H

3/4"×1"

D

117

82.5

43

16

6

4-15

25

108

79.5

51

1.6

15

4-15

115

105

280

1"×2"

D

124

90

51

20

9

4-15

50

152

120.5

92

1.6

18

4-19

114

105

290

11/2"×11/2"

F

156

114.5

73

22

10

4-22

40

127

98.5

73

1.6

18

4-15

100

110

330

11/2"×2"

F

156

114.5

73

22

10

4-22

50

152

120.5

92

1.6

18

4-19

110

115

330


注:出口法兰为150Lb。

LFA41C1500,LFA41C1500P,LFA41C1500R

公称通径
DN(in)

尺    寸(mm)

d0

D

D1

D2

b

t

Z-φd

DN'

D'

D1'

D2'

b'

t'

Z'-φd'

L

L1

H

1'×11/2"

D

150

101.6

51

28

15

4-25

40

156

114.5

73

20

1.6

4-22

125

125

320

11/2"×11/2"

F

178

124

73

32

14

4-28

40

156

114.5

73

20

1.6

4-22

150

194

350

11/2"×2"

F

178

124

73

32

15

4-28

50

165

127

92

22

1.6

8-19

140

105

350

 
YFA41C American standard safety valve
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