baûng giaù oáng theùp haøn nhaäp khaåu
3 141.3 5.16 17.32 astm a53
4 141.3 5.56 18.61 astm a53
5 6" 168.3 3.96 16.05 astm a53
6 168.3 4.78 19.28 astm a53
7 168.3 5.16 20.76 astm a53
8 168.3 5.56 22.31 astm a53
9 168.3 6.35 25.36 astm a53
10 168.3 7.11 28.26 astm a53
11 8" 219.1 4.78 25.26 astm a53
12 219.1 5.16 27.22 astm a53
13 219.1 5.56 29.28 astm a53
14 219.1 6.35 33.32 astm a53
15 219.1 8.18 42.55 astm a53
16 10" 273.1 6.35 41.77 tq- api 5l
17 273.1 7.92 51.79 tq- api 5l
18 273.1 9.27 60.31 tq- api 5l
19 12" 323.9 6.35 49.73 tq- api 5l
20 323.9 7.92 61.71 tq- api 5l
21 323.9 8.38 65.20 tq- api 5l
22 323.9 9.52 73.81 tq- api 5l
23 14" 355.6 6.35 54.69 tq- api 5l
24 355.6 7.92 67.90 tq- api 5l
25 355.6 9.52 81.25 tq- api 5l
26 16" 406.4 7.92 77.83 tq- api 5l
27 406.4 9.52 93.17 tq- api 5l
28 18" 457.2 7.92 87.75 tq- api 5l
29 457.2 9.52 105.10 tq- api 5l
30 20" 508.1 9.52 117.05 tq- api 5l
31 24" 609.6 12.7 186.94 tq- api 5l








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