能源行业强制性标准 (Energy Industry Mandatory Standards)ChinaAuthority: 82
NB 90217
High Temperature Pressure Gasket Technical Requirements
Industry
Chemical
Product Family
Gasket
Keywords
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]
High Temperature Pressure Gasket Technical Requirements
Chemical
Gasket
["密封", "止水", "防水", "密封圈", "密封条", "密封垫", "O型圈"]