Z 3317
Z 3317 (Solid wire electrodes, wires and rods for gas-shielded arc welding of molybdenum steel and chromium molybdenum steel)· JIS (Japan) · 57 materials
Z 3317 (Solid wire electrodes, wires and rods for gas-shielded arc welding of molybdenum steel and chromium molybdenum steel)· JIS (Japan) · 57 materials