CRA (Corrosion resistant alloy) clad pipe and lined pipe applied for the anti-corrosion environment, they have been considered as
CRA (Corrosion ໂລຫະປະສົມທົນທານຕໍ່) ທໍ່ຫຸ້ມແລະທໍ່ນ້ໍ lined ນໍາໃຊ້ສໍາລັບການສະພາບແວດລ້ອມຕ້ານ corrosion, ພວກເຂົາໄດ້ຮັບການພິຈາລະນາເປັນ