Valve seat plate and the sealing surface for the oblique cone structure, in the oblique conical surface of valve plate welding temperature, corrosionresistantalloy material;
阀板与阀座的密封面为斜圆锥结构，在阀板斜圆锥表面堆焊耐温、耐蚀合金材料；
2
The largest diameter stainless, heat-resistant, wear-resistant steel, high temperature, precision, high-pressure corrosionresistantalloy seamless tubes manufacturing company.
中国最大口径不锈、耐热、耐磨钢、高温、精密、耐蚀合金高压无缝管制造公司。
3
Use special calcium lead tin alloy plate grid, more resistant to corrosion, charging accept ability is better.