产品引用标准：
● 制造与验收技术条件按日本火力发电用阀门标准E101和JB/T3595-93的规定；
● 结构长度按E101的规定或按用户提供尺寸
● 焊接坡口接电力工业管理标准78DG的规定或按用户提供尺寸。
● The manufalture and aueptanle specigication shan be based on the japanese standard E101 applied for the thermal powerand JB/T3595-93
● The length shall bein line with E101 or by users speeification.
● Welding groove shan be in auordanle with power industrh spe-cification 78DG or hg user specification
● The size in inclose is old productions size |
|
主要零件的材料说明：
|
性能规范Property and specifiecation |
|
产品型号 Product type
公称压力PN(MPa)Nominal pressure |
试验压力(MPa)Test pressure |
工作压力(MPa)
Working pressure |
工作温度(℃)
Working temperature |
适用介质
Appicable medium |
|
强度试验
Sheel test |
密封试验/上密封实验
Seal test |
|
Z960Y-250 |
25 |
37.5 |
27.5 |
- |
≤425 |
水、蒸汽、Water,steam |
|
Z960Y-320 |
32 |
48.0 |
36.0 |
- |
≤425 |
|
Z960Y-P54100 |
- |
30.0 |
22.0 |
P5410 |
≤540 |
蒸汽 Steam |
|
Z960Y-P54170 |
- |
48.0 |
36.0 |
P5417 |
≤540 |
|
主要零件材料Matecrial for main parts |
|
零件名称Part name |
材料牌号Material designation |
|
阀体Body |
WCB |
WC6 |
WC9 |
|
阀板Disc |
WCB |
WC6 |
WC9 |
|
阀盖Bonnet |
25 |
12Cr1Mo1VA |
|
阀杆Stem |
1Cr17Ni2 |
20Cr1Mo1VA |
|
阀座Seat |
25 |
12Cr1Mo1VA |
|
密封环Sealing ring |
S软钢(增强柔性石墨)S soft steel (flexible graphite) |
S软钢S soft steel |
F软钢F Soft steel |
|
填料Packing |
增强柔性石墨Fexible graphite |
|
支架Yoke |
WCB |
WCB或WC6 |
|
阀杆螺母Stem nut |
45(ZCuZn25A16Fe3Mn3) |
|
四开环Four piece ring |
1Cr13 |
20Cr1MoVA | |
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