لوله و اتصالات تک‌لایه و سه لایه

148,951 10%

236,731 10%

161,249 10%

50,897 10%

51,051 10%

138,468 10%

129,305 10%

17,523 10%

48,191 10%

38,302 10%

26,730 10%

41,712 10%

18,051 10%

27,665 10%

20,460 10%

2,772,099 10%

1,751,299 10%

2,074,006 10%

1,285,878 10%

1,075,415 10%

599,511 10%

307,604 10%

198,704 10%

799,381 10%

455,631 10%

255,123 10%

163,735 9%