IS 11900
IS 11900 (Tungsten rods and tungsten wires for lamps and electron devices - Specification)· IS (India) · 1 materials
| Designation | Material group | |
|---|---|---|
| IS 11900 | Tungsten | chevron_right |
IS 11900 (Tungsten rods and tungsten wires for lamps and electron devices - Specification)· IS (India) · 1 materials
| Designation | Material group | |
|---|---|---|
| IS 11900 | Tungsten | chevron_right |