美国MILLER井口安全阀技术参数:
Standard :API Spec 6A Nominal size :1-13/16"~7-1/16" Rated pressure :2000PSI~15000PSI Produce specification level :NACE MR 0175 Temperature level: K~U Material level: AA~HH
美国MILLER井口安全阀技术参数:
Standard :API Spec 6A Nominal size :1-13/16"~7-1/16" Rated pressure :2000PSI~15000PSI Produce specification level :NACE MR 0175 Temperature level: K~U Material level: AA~HH
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