Tungsten Stream Mouth Standard Dimensions

Tungsten Stream Mouth Picture

According to the non-ferrous metals industry standard of the People's Republic of China YS/T 854-2012 Tungsten Stream Mouth, the standard dimensions of the tungsten stream mouth are divided into two parts: tungsten body (2 types) and iridium tube (7 types), as shown below:

Tungsten Body/mm Iridium Tube
φ66x100
φ88x80
Outer Diameter/mm Length Wall Thickness/mm
5.5 27±1 0.6/0.7/0.8
6.0
6.5
7.0
8.0
10.0
12.0

Dimensions and Tolerances

Tungsten Body/mm φ66x100 φ88x80
Outer Diameter (D) /mm 66 88
Outer Diameter Tolerances ±3 ±5
Inner Diameter (d) /mm 58 72
Inner Diameter Tolerances ±2 ±2
Top Arc (R) 10~15 20~25
Included Angle (θ) 36° 45°
Overall Height (H) /mm 100 80
Overall Height Tolerances ±2 ±2
Wall Height (h1) /mm 55 46
Wall Height Tolerances ±2 ±2
Top Height (h2) /mm 24 24
Top Height Tolerances ±1 ±1

The above tables show the standard sizes of tungsten stream mouth products. Other sizes of this product can be customized in accordance with your drawings.

Enquiry & Order