12×1

68×4-4.5-10-12-14-16

203×6-15-20-25-30-32-45-50

14×1.5-2.5-3

70×4-4.5--12-15-16

219×6-8-18-20-25-30-50-55-65-70

16×1.5-2.5-4

73×4-4.5-9-10-12-15

245×8--20-22-25-30-34-40

18×2.4-5宁波精密钢管

76×4-47-8-9-10-12-14

273×7-9-18-20-25-30-40-45-50

20×2.-3-5

83×4.5-5-10-12-14-16-18-20

299×8-24-28-30-38-40-45

24×2.-4-5-6

89×4.5-8--18-20

325×8-18-38-42

25×2.54-5-6

95×4.5-6-8--16-20

351×25-40

28-4-5-6

102×4.5-5--12-14-16-20

355×6-25-30-40/52

32×4-5-6-8

108×4.5-510-12-14-18-20-22

377×20-24-28-30-45-50

34.5-6-8

114×4.5-5--12-14-18-20

402×10-15-20-25-30-35

36×3.5-5-6-8

121×4.5-5--12-14-16-20

406×10-20-35-40

38×4-5-6-7-8-9-10

127×4.5-5-10-12-14-16-20

426×10-12-20-25-30-35-40

39×3.5-5-8-10

133×4.5--14-16-18-20-25-30

450×10--20-25-34-40-50

42×3.5-8-9-10

140×5-6-7-12-14-16-20-22

480×10-12-18-20-25-30-40

45×3.5--8-9宁波钢管

146×4.5-6-16-18-20-25-30

500×10-16-20-25-34-40-50

48×3.5-7-8-9-10

152×4.5-6--16-18-20-25-30

510×10--16-20-25-34-40-50

51×3.57-8-9-10

159×4.5-6--14宁波精密钢管

530×-14-16-18-20-30-40

56×6-7-8-9-10

159×16-22-25-30

560-16-20-25-30-40-50-60

57×3.5-5-10-12

168×814-20-25-30-35

580×10-14-16-20-30-40-50-70

60×3.5-8-9-12-14

180×8-25-30-38-40-45-50

600×10-14-18-25-20-30-50-60

63×3.5-4.59-10-12-14

194×6-20-25-30-40-45-50

610×10-14-18-25-20-30-50-60