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■主要零件及材料 Main parts and materials
零件名稱part name | 精鑄球墨鑄鐵 casting ductile seat | 碳鋼carbon steel | 不銹鋼 stainless steel | |||
QT | C | P | R | PT | PL | |
閥體、閥蓋 Body、cover |
QT400 | WCB | CF8 | CF8M | Cf3 | CF3M |
球體sphere | QT400 | WCB | CF8 | CF8M |
|
CF3M |
內襯材料閥座Lining material seat | FEP(F46)、PTFE(F4)、PFA(可溶性聚四氯乙烯)po(聚烯徑)PE(超高分子量聚乙烯) | |||||
填料壓蓋Packing gland | WCB | WCB | Cf8 | CF8M | Cf3 | CF3M |
填料packing | PTFE(F4)聚四氯乙烯 | |||||
螺栓Bolt | 35 | 35 | 1Cr17Ni2 | 1Cr17Ni2 | 1Cr18Ni9 | 1Cr18Ni9 |
螺母Nut | 45 | 45 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 | 0Cr18Ni9 |
手柄 Handle | WCB |
技術標準 technical standard | |
設計和制造Design and manufacturing |
GB/T12237 |
結構長度structure length |
HG/T3704-2003 GB 12221 ASME B 16.10 |
法蘭尺寸Flange size | Gb/T9113.1-2000 ANSIB 16.5a |
驅動方式Drive mode |
對夾、法蘭/water、flange |
公稱壓力Nominal pressure |
0.6、1.0、1.6、2.5MPa class150 JIS 10K |
壓力實驗Pressure test |
GB/T13927-92API598 |
■主要零件及材料Main parts and materials
公稱通徑nominal diameter | 主要尺寸main dimensions | 參數值the reference water |