API 50 Pili Buluna

ʻO API 5LʻO Api 5l BAPE Pihi kahi kiʻekiʻe lōʻihi me kahi'āpana hollow aʻaʻohe seams a puni ia. Hanaʻia ia i ke kila carbon. ʻO ke kākelaʻo Carbon i ka hao hao hao me ka hao me ka matrib a me ka carbon a me ka carbon e like me ka mea hoʻohui nui. He ikaika kahi ikaikaʻo ke Carona e lele a paʻa i kekahi me ka luhi a me kaʻeha.

ʻO API 5LʻO Apivanized Pipi he paipa me kahi papa o Zinc ma ka papa o ka pila o ka paila kila. Hāʻawi ka heleʻana o ka Zinc TyNener e hāʻawi i ka paipai galnivalized maikaʻi. ʻOi aku ka nui o nā waiwai o ka zinc ma mua o ka hao. I loko o kahiʻano kūlike, zinc e hoʻopiliʻia ma mua o ka hao, e pale ana i ka paila paila matrix mai ka corrosior.