【供应】陕西榆林石油套管 20G锅炉管|20#无缝管|中低压锅炉管

   外径                   壁厚                      外径             壁厚

4 1/2”   114.3mm     5.21          7”      177.80mm          6.91

                              5.69                                           8.05

                              6.35                                           9.19

                              7.37                                           10.36

                              9.56                                           11.51

5”     127.00mm        5.59        7 5/8”   193.68mm        7.62

                              6.43                                           8.33

                              7.52                                           9.52

                              9.12                                          10.92

                              11.10                                         12.70

                              12.14                                         14.27

                              12.70                                         15.11

5 1/2”   139.7mm     6.20         8 5/8”   219.08mm         6.71

                              6.98                                            7.72

                              7.72                                            8.94

                              9.17                                           10.16

                              10.54                                          11.43

6 5/8”   168.28mm    7.32       9 5/8”    244.48mm          7.92

                              8.94                                             8.94

                              10.59                                          10.03

                              12.06                                          11.99