According to analysis above mentioned, the failure potentiality of natural gas filter separator surely exists though no hydrogen induced cracking (HIC) had been found in the specimen.

• 根据以上分析结果，在对壳体材料的研究中虽然没有发现氢致裂纹等失效行为发生，但是仍然存在这种失效的潜在可能性。