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                钢带增强聚乙烯螺旋波纹管

                •  物理性能                                                                                                                                                              执行标准:CJ/T225-2011

                  项目

                  指标

                  环刚度,KN/m2

                  SN8≥8

                  SN10≥10

                  SN12.5≥12.5

                  SN16≥16

                  冲击性能

                  TIR≤10%

                  剥离强度(23℃±2℃)N/cm

                  ≥100

                  环柔性

                  无破裂,两壁无脱开

                  烘箱试验

                  无分层,无开裂

                  管材层压壁的拉伸强度/N

                  参照CJ/T225-2011第8.4.6要求

                  蠕变比率

                  ≤2

                   

                  钢带增强波纹管管材几何尺寸(单位:mm)

                  公称内径mm

                  最小平均▃内径dim-mim

                  最小内层壁厚◆↓e1-mim

                  最小层压壁厚emim

                  最大螺距pmax

                  最小钢带厚度↙tmax

                  最小防腐层厚度e2min

                  DN/ID300

                  294

                  2.5

                  4.0

                  75

                  0.4

                  2.2

                  DN/ID400

                  392

                  3.0

                  4.5

                  85

                  0.4

                  2.2

                  DN/ID500

                  490

                  3.5

                  5.0

                  100

                  0.5

                  2.5

                  DN/ID600

                  588

                  4.0

                  6.0

                  110

                  0.5

                  2.5

                  DN/ID700

                  685

                  4.0

                  6.0

                  115

                  0.5

                  2.5

                  DN/ID800

                  785

                  4.5

                  7.5

                  120

                  0.7

                  3.0

                  DN/ID1000

                  985

                  5.0

                  8.0

                  150

                  0.7

                  3.0

                  DN/ID1200

                  1185

                  5.0

                  8.0

                  180

                  0.7

                  3.0

                  DN/ID1500

                  1485

                  5.0

                  8.0

                  220

                  1.0

                  3.0

                  DN/ID1600

                  1585

                  5.0

                  9.0

                  230

                  1.0

                  3.5

                  DN/ID1800

                  1785

                  5.0

                  9.0

                  230

                  1.0

                  3.5

                  DN/ID2000

                  1985

                  6.0

                  9.0

                  235

                  1.0

                  3.5

                   

                   


                  备注:管材长度一般为6000mm、10000mm、12000mm,也可双方协商约

                   

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