FACTS & NEWS

2 Nguyen Van Sua: World crude steel output in 2016

4 Nguyen Van Sua: Policy and indicators for sustainable steel industry

6 Nguyen Duc Khien: The 3rd industrial revolution with 3D printing technology

RESEARCH

36 Dinh Tien Thinh: Dechlorination steel furnace dust by using hot water

40 Nguyen Van Duong, Pham Ngoc Tuan: Effects of microstruc- ture of 38XH3MΦA steel on abrasion wear of instrument

44 Vu Anh Tuan, Tran Duc Huy, Le Thi Chieu, Nguyen Duong Nam, Pham Mai Khanh: Influence of tempering temperature on the microstructure and mechanical properties of CuAl9Fe4 alloy

ENVIRONMENT

49 Nguyen Duc Khien: Our oceans should not be considered as a bottomless dustbin