Based on the NACE standard, the behavior of restriction on hydrogen induced cracking (HIC) and sulfide stress corrosion cracking (SSCC) of X80 grade pipeline steel was investigated.
依据NACE标准研究了X80级管线钢的抗硫化物应力腐蚀开裂(SSCC)和氢致开裂(HIC)行为。
Selection of SUS304-2B stainless steel food-grade materials, so that the bath water to reach the standard level of food, bathing more at ease and security;
选用SUS304—2B食品级不锈钢材料，使洗浴用水达到食品级别标准，洗浴更加放心和安全；
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