Zoo li tus hlau hlau
Zoo li tus hlau hlau
Nrog kev paub ntau thiab kev txawj ntse, Cov phooj ywg hlau yog koom nrog tsim, tsim thiab kev lag luam ntawm cov hlau steel hlau ASTM-A230-99, ASTM-A401, EN10270-2, JIS G3561. Raws li cov chaw tsim khoom, peb tam sim no theem koj zoo zoo li hlau steel hlau ua nyob rau hauv Tuam Tshoj uas tuaj nyob rau hauv high school lub zog, zoo toughness thiab zoo hnav zoo ua hauj. Peb kuj txais tos koj cov ntawv txiav txim siab.