Welding discontinuities and defects: QA/QC section 4: topic 1-2
Welding discontinuities and defects: QA/QC section 4: topic 1-2
- Taguig City: Learning Resource Center, Curriculum and Training Aids Division.
- 1 VCD: sd., col.; 4 3/4 in.
Welding
Welding Steel & Fabrication
VCD W45 D57ad
Welding
Welding Steel & Fabrication
VCD W45 D57ad