1) change of die inner diameter
凹模内径变化
2) inner diameter change
内径变化
1.
The anti-internal-pressure strength is calculated for the eccentrically worn tubing to determine the limit of inner diameter changes of the tubing,by which technical parameters are provided for the tubing application and management in field production.
进行偏磨油管抗内压强度计算,确定油管发生偏磨后内径变化的极限值。
3) variation in outer and inner radii
内外径变化
4) Inward deflection
内凹变形
5) diameter change of concave &. convex shape
凹凸型变径
补充资料：凹模壁厚及凹模垫板尺寸
型腔壁部投影面积 壁 厚， 毫 米
F， 厘米2 h1 h2 h3 h4 h5
<5 15~20 30~40 <=10 15~20 30~40
>5~10 20~25 40~50 10~15 20~25 40~55
>10~50 20~30 50~60 15~20 20~30 55~65
>50~100 30~35 60~75 20~25 30~40 65~70
>100~200 35~40 75~85 25~30 40~50 70~75
>200 >40 >85 30~35 50~60 >80
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条