Other Oil Field Equipments Dx53D Dx54D+As80-As120 Baja Aluminisasi/Baja Lapis Aluminium/409/439/441 Baja Tahan Karat Aluzinc/Pipa Baja Galvanis/Tabung Baja Karbon
Other Oil Field Equipments ASTM AISI S235 S355 S275 S235jr, S275jr S355jr S355jrh Pipa Baja Mulus Paduan Karbon Rendah