oil pipe cracking specification sheet: ( GB9948-88 ) < / TD>

6 * 1-1.5-2.5

70 * 4.5-5-6-7-8-9-10-12-15-16

245 * 8-10-14-17-20-22-30-40

14 * 1.5-2.5-3

73 * 4-4.5-5-6-7-8-9-10-12-15

273 * 7-8-10-16-18-20-25-30-45-60

16 * 1.5-2.5-3

78 * 4-4.5-5-6-7-8-9-10-12-14

299 * 8-12-20-35-50

18 * 2-3-4-5

83 * 4.5-6-10-12-14-16-18-20

335 * 8-12-14-18-22-25-45-60

20 * 2-2.5-3-6

89 * 4.5-6-10-12-14-16-18-20

355 * 8-10-20-25-30-40-52

24 * 2.5-3-4-5-6

95 * 4.5-8-10-12-14-16-20

377 * 8-12-16-20-24-28

25 * 2.5-3-4-5-6

102 * 4.5-5-7-8-10-12-14-16-18-30

402 * 10-15-20-25-30-35-40

28 * 3-3.5-4-5-6

108 * 4.5-5-7-8-10-12-14-18-20-22

406 * 10-20-25-28-35-40

32 * 3.5-4-5-6-8

114 * 4.5-5-6-7-10-12-16-18-20

428 * 10-12-14-16-20-25-30-35-40

34 * 4-5-6-8

121 * 4.5-5-6-7-8-10-12-14-16-18-20

480 * 10-12-14-16-18-20-25-30-40-50

36 * 3.5-5-6-8

127 * 4.5-5-6-7-8-10-12-14-16-18-20

530 * 10-12-14-16-18-20-30-40

38 * 4.5-6-7-8-10

133 * 4-5-6-8-12-15-18-20-25-30

560 * 10-14-16-20-25-30-40-50-60

39 * 3.5-5-6-8

140 * 6-8-10-12-14-16-18-20-22-25

600 * 10-14-16-20-25-30

42 * 3.5-4-5-6-7-8-9-10

148 ** 6-8-10-12-14-16-18-20-30

610-10-11-18-20-25-30-45-66

45 * 3.5-4-5-6-7-8-9-10

150 * 6-8-10-12-14-17-20-25-30

630 * 10-30-40-45-55-75

48 * 3.5-4-5-6-7-8-9-10

153 * 4.5-6-8-10-12-14-20-25-30

650 * 15-20-30-45-55-75

51 * 3.5-4-5-6-7-8-9-10

168 * 8-10-12-14-20-25-30

710 * 10-20-30-45-65-75

56 * 3.5-4-5-6-7-8-9-10

180 * 8-12-16-25-30-45

720 * 10-20-40-55-60-75-95-100

57 * 3.5-4-5-6-7-8-9-10

184 * 6-8-12-16-20-25-30-40-48

760 * 20-30-40-50-60-70

60 * 3.5-4-5-6-7-8-9-12-14

200 * 6-7-10-15-20-26-30-45

850 * 20-25-35-45-65

63 * 3.5-4.5-5-6-7-8-9-12-14

219 * 6-8-12-16-18-20-25-30-45-50-60

960 * 48 1020 * 50-60-80

68 * 4-4.5-5.5-7-8-9-10-12-14-16

232 * 10-20-30

1020-50-60-80-100