结构特点
an extended bonnet separating the packing system from the cold zone

最终尺寸、材质、压力等级及随附文件以确认的配置为准。
闸阀 / LIANGGU
Cryogenic Stainless Steel Gate Valve
加长阀盖使阀杆填料密封区域与低温区分离。 项目询价时,请提供口径、压力等级、材质、阀座及密封形式、连接方式和数量。最终适用性以审核确认的技术规格为准。
产品详情
an extended bonnet separating the packing system from the cold zone
a stem moves a wedge or parallel gate clear of the bore for isolation; the valve should normally be fully open or fully closed, not used as a routine throttling device; verify extension length and material impact properties
LNG, liquid nitrogen, low-temperature storage, and cold gas transfer
minimum design temperature, extension length, material impact properties, cavity relief, and test method
规格审查
厂家列出的选项仍须根据所选结构和使用工况确认,并非适用于所有配置的固定规格。
| 尺寸/DN 或 NPS | 特定于项目 - 包含在您的 RFQ 中 |
|---|---|
| 压力等级 | 特定于项目 - 包含在您的 RFQ 中 |
| 常见可选材质 | 厂家列示选项Low-temperature-qualified stainless steel or other approved alloy, with impact properties, seat, packing, and bolting verified at the minimum design temperature |
| 端部连接形式及标准 | 厂家列示选项Flanged or butt-welded ends matched to the approved piping class and selected product design |
| 驱动方式及附件 | 厂家列示选项Manual, geared, electric, pneumatic, or hydraulic operation only where the selected design and duty support it |
| 设计标准 | 厂家列示选项API 600 or API 603 may apply depending on construction; API 598 and the project pressure-design and piping-interface standards apply only within their stated scopes |
| 交货时间和文件 | 在书面报价中确认 |
所列材质为常见选项,并非全部可选范围。请提供所需牌号及使用工况,以便评估适用性、制造可行性和供应情况。
目录信息支持查询。批准的技术文件定义了最终供货。