DN：10mm~1500mm
PN：0.25Mpa~4.0Mpa
Material：Carbon steel, high-quality structural steel, alloy steel, stainless steel, etc.
Surface finish：Surface should be smooth, there shouldn’t reduce the intensity and impact of sealing defects
Standard：GB、HG、CBM、ISO、ANSI、ASME、ASTM、DIN、JIS、BS、AS、NZS、UNI、NF、ГОСТ etc.