型號说明....................................... 例 : DRV7-08-532
..................................................... 螺纹式及板式型式

1. DRV7-08-532........................................... 系列号

2. DRV7-08-532............................................... 通径

3. DRV7-08-532.................... 额定工作压力 (350 bar)

4. DRV7-08-532............................................... 阀体

5. DRV7-08-532     设计號

型號说明........................................ 例 : DRV7-08-2-0
............................................................... 插装式型式

1. DRV7-08-2-0............................................ 系列号

2. DRV7-08-2-0............................................... 通径

3. DRV7-08-2-0......................................... 可调范围

4. DRV7-08-2-0............................................... 附件

                                      螺纹式                                                                        板式

85

105

145

55

72

100

23

33

41

50

50

50

119

126

146

12

14

15

40

50

70

45

55

75

16

20

25

2

2

2

27

40

56

½” BSPP

1” BSPP

1½” BSPP

21

26

40

26

31

45

2

2.5

2.5

12.5

20

28

18.4

29.5

38.8

7

9.5

11.5

11

14.5

17.5

35

53

66

38

50

72

32

40

57

37

45

62