- STEEL BALLS GD-A1
- 2016-10-23 12:12
- Product Name:Trunnion ballNPS 2~36（DN50~900）Pressure Rating: Class 150~2500（PN16~420）Base Material: ASTM A105,A350 L
- valve ball
- 2016-10-23 07:03
- 1)Name: fixed sphere with direct link2)Specification:2''--32''3)Merterial: 304 A105 LF2 42CrMo 1Cr13 316