Issue 63


2  VFMSTA: Thank-you letter

3  Pham Chi Cuong: VFMSTA: Overview  of activities in 2015 and  toward  to 2016

7  Nguyen Van Sua: Vietnam  Steel Industry  in 2015

11  Pham Cong Huong:  Reality  and  developed orientation on material manufacture of Vietnam  National Coal – Mineral Industries Holding Corporation Limited

15  Tran Vu Nghi:  Safeguard investigation into imports of steels


28  Tran Trung Toi, Nguyen Kim Thiet, Dinh Tien Thinh, Dinh Pham Thai: Building of E-pH diagram of Bi-S-Cl-H2O for the bis- muth sulfide concentrate leaching study

33  Le Hong Thang, Pham Thao, Tran Quoc Lap, Nguyen Hoang Viet, Nguyen Thi Hoang Oanh: Synthesis of ferrite spinel ZnFe2O4 by high-energy ball milling

37  Nguyen Dang Khoa, Luu Phuong Minh, Dao Minh Ngung: Changes of microstructure and  mechanical properties of SPD-ed Cu99,9 and Al alloy 7075  and  a processing tech- nique  proposed for hard-to-deform metals and  alloys

45  Tran Quoc Lap, Pham Thao, Le Hong Thang, Nguyen Hoang Viet, Nguyen Thi Hoang Oanh: Magnetic  properties of zinc ferrite synthesized by high-energy ball milling


49  Nguyen Duc Khien: Polluted gases and  their harm