Safety Clamps Type WA-C are necessary tools for handing flush joint pipes and drill collars. They can accommodate pipes from 31/2-155/8in（88.9-396.9mm）。They are designed and manufactured according to API Spec 7K Specification for drilling and well servicing equipment
Model |
Size Range |
Total Number of Links |
Weight |
|
mm(in) |
kg |
lb |
||
WA-C |
88.9-117.5(3.1/2-4.5/8) |
7 |
20.9 |
46 |
114.3-142.9(4.1/2-5.5/8) |
8 |
25.0 |
55 |
|
139.7-168.3(5.1/2-6.5/8) |
9 |
27.7 |
61 |
|
165.1-193.7(6.1/2-7.5/8) |
10 |
29.1 |
64 |
|
190.5-219.1(7.1/2-8.5/8) |
11 |
31.3 |
69 |
|
215.9-244.5(8.1/2-9.5/8) |
12 |
32.7 |
72 |
|
241.3-269.9(9.1/2-10.5/8) |
13 |
40.0 |
88 |
|
266.7-295.3(10.1/2-11.5/8) |
14 |
41.8 |
92 |
|
292.1-320.7(11.1/2-12.5/8) |
15 |
44.0 |
97 |
|
317.5-346.1(12.1/2-13.5/8) |
15 |
46.3 |
102 |
|
342.9-371.5(13.1/2-14.5/8) |
17 |
48.6 |
107 |
|
368.3-396.9(14.1/2-15.5/8) |
18 |
50.9 |
112 |
|