气路有密封不好的问题，或气体纯度不高，也会引起焊接质量问题。
If the protective seal is not air proof or poor gas purity, it will also bring welding quality problems.
广泛应用于高纯度气体、液体、石化行业中作为催化剂载体使用，也可以用于石化行业中脱硫、脱臭处理等。
Widely used in high-purity gases, liquids, petrochemical industry, is used as a catalyst support, can also be used in the petrochemical industry, desulfurization, deodorizing treatment.
尽管本安全程序只说明用于工业压缩气体设施和超高纯度气体设施的接头，这些资料中的许多也适用于其它两组接头。
Although this Safetygram addresses connections only for industrial compressed gas service and ultra-high-integrity gas service, much of this information also applies to the other two groups.
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