Working together with foundry engineers and our designers, we continue improving the internal integrity of castings, to X-Ray Level II or better as a general standard.

• 我们与铸造工程师和阀门设计师一起努力,坚持不懈地改进铸件的内在完整性,作为基本要求,使铸件质量达到X射线II级以上水平。