Standard:
 ◆ Design Standards: GB/T122365
 ◆ Flange dimension: GB/T9113
 ◆ Structural length: GB/T12221
 ◆ Test Standard: JB/T9092
 Main Performance Specifications:
 ◆ Nominal diameter: 50 ~ 600
 ◆ Nominal Pressure: PN16 ~ PN420
 ◆ Suitable temperature: ASTMA216-WCB ≤ 425 ℃
 ◆ Suitable medium: water, steam, oil, acids corrosive media