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公稱(chēng)通徑 DN

D

D1

d

d1

L

Z1

Z2

DN20X15

33.5

28

25

20

46

19

16

DN25X20

40.5

33

32

25

55

22

19

DN32X25

50.5

40

40

32

68

26

22

DN40X25

63

40

50

32

74.5

31

22

DN40X32

63

50

50

40

80.5

31

29

DN50X25

75

44

63

32

82

38

22

DN50X32

75

50

63

40

87

38

26

DN50X40

75

62

63

50

93

38

31

DN65X32

90

50

75

40

98

44

26

DN65X40

90

62

75

50

104

44

31

DN65X50

90

75

75

63

110

44

38

DN80X40

104

62

90

50

107

51

31

DN80X50

104

75

90

63

115

51

38

DN80X65

104

88

90

75

126

51

44

DN100X50

126

75

110

63

138

61

38

DN100X65

126

90

110

75

144

61

44

DN100X80

126

106

110

90

150

61

51

DN125X80

161

106

140

90

168

76

51

DN125X100

161

126

140

110

182

76

66

DN150X80

182

106

160

90

175

86

51

DN150X100

182

126

160

110

188

86

64

DN150X125

182

162

160

140

210

86

76

DN200X80

248

106

225

90

210

110

66

DN200X100

248

126

225

110

220

111

70

DN200X150

248

182

225

160

258

119

86

DN250X200

300

248

280

225

240

110

90

DN300X250

344

300

315

280

260

120

110

DN350X300

385

344

355

315

?

184

120

DN400X350

452

385

400

355

?

230

184

DN450X400

495

452

450

400

?

231

230

DN500X450

540

495

500

450

?

256

231

DN600X500

678

540

630

500

?

321

256