Stainless Steel Severe Service Union Bonnet Needle Valve, 0.35 Cv, 1/4 in. Swagelok Tube Fitting, Regulating Stem

工作压力高达 10 000 psig (689 bar); 使用 PTFE 填料时，温度范围可从 –53 至 232°C (–65 至 450°F)； 使用 Grafoil® 填料时，温度可高达 648°C (1200°F); 316 不锈钢；合金 400、20、600 和 C-276 以及钛材料

Features: Step-by-step identification procedure for threads and end connections.

成套件内容PTFE 填料，UHMWPE 填料

This document specifies guidelines used by Swagelok® Company and its suppliers to ensure compliance with product cleanliness requirements as stated in ASTM G93 Level C. Application of the document is limited to wetted system components. This document must be used in conjunction with product catalogs, technical bulletins, and reports.

特点：限制对手动执行阀的使用；；锁定附件符合 OSHA 锁定/挂牌，Standard 29 CFR Part 1910.147，危险能源控制锁定；亮橙安全色可以提高能见度。也提供其它颜色。

Swagelok® Specification SC-10 defines the cleaning, lubrication, assembly, and packaging requirements for standard Swagelok products and describes practices used to meet these requirements.

Valve sizing often is described by the nominal size of the end connections, but a more important measure is the flow that the valve can provide. And determining flow through a valve can be simple.

Pages 1-3. Features: installation in high-pressure applications and high safety-factor systems.

如果必要的话使用散热器以防止过度加热内部元 件; 如果轨道焊接操作较好的话，可以不需要散热 设备; 确保阀门处于打开位置以在焊接过程中维持持续 的吹扫气流; 使用高质量的吹扫气体以保持清洁 并减少焊接污染.

安装尺寸大于1in.或者25mm的世伟洛克卡套管接头时请遵循本规范。