規(guī)格
(mm)

鋼管外徑×壁厚
(mm)

聚乙烯管外徑×壁厚
(mm)

保溫層厚度
(mm)

60/125

60×3.5

125×3.0

29.5

75.5/140

75.5×4.0

140×3.0

29.0

88.5/160

88.5×4.0

160×3.0

32.5

114/200

114×4.0

200×3.2

39.8

140/225

140×4.5

225×3.5

39.0

159/250

159×4.5

250×3.9

41.6

219/315

219×6.0

315×4.9

43.1

273/400

273×6.0

400×6.3

57.2

325/450

325×7.0

450×7.0

55.5

377/500

377×7.0

500×7.8

53.7

426/560

426×7.0

560×8.8

58.2

478/600

478×7.0

600×8.8

52.2

529/630

529×7.0

630×9.8

40.7

529/655

529×7.0

655×9.8

53.2

630/760

630×8.0

760×11.5

53.5

720/850

720×8.0

850×12.0

53.0

820/960

820×10.0

960×14.0

56.0

920/1055

920×10.0

1055×14.0

53.5

1020/1155

1020×10.0

1155×14.0

53.5

1220/1370

1220×12.0

1370×16.0

59.0

1420/1602

1420×14.0

1602×16.0

75.0