HF-N pipeline counterweight welded mesh:
Nws yog cov hlau tsis tshua muaj carbon steel hlau rau kev txhim kho cov pob zeb hnyav coated pipelines. Cov mesh suav nrog 6 kab xov hlau uas sib sib zog nqus ntawm cov kab hlau hla. Lub 2-nti mesh nrog ob sab ntawm cov kab xov hlau yog npaj rau txheej nrog sib tshooj ntawm 1 nti.