国模安雅宾馆私拍鲜嫩玉门,欧美日韩国产专区一区二区,亚洲国产成人五月综合网,亚洲区色欧美另类图片

Tel:+86-0577-86887158
Notice:
Product
Position:Home > Product
Add time:2016/1/9

1PC flange ball valve

Product description:

1 stem anti blow out design,

2 Precision Casting valve body and valve cover,

3 full size design,

4 lock handle,

5 ball valve can be designed with pressure relief hole structure.

Implementation standards:

1 design criteria: B16.34 ASME

2 valve pressure rating: Class 150

3 specifications: 1/2 "- 4"

4 flange end dimensions: B16.5 ANSI

5 structure length: B16.10 ANSI

6 pressure test standard: API598