粉体行业在线展览
三片式高平台球阀
面议
瓯明阀门
三片式高平台球阀
631
ANSI B16.34,API608.
ANSI B16.34,EN12516-3.
ANSI B1.20.1;BS21;DIN 2999/259;ISO 228/1; ISO7/1;JIS B0203.
ASME B16.11.
ASME B16.25/ISO1127/EN12627.
ASME B16.5 CLASS 150/300; EN1092-1; HG20592 GB/T9113; PN10-PN40; JIS B2238 10K/20K.
API 598; EN 12266.
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ANSI B16.34,API608.
ANSI B16.34,EN12516-3.
ANSI B1.20.1;BS21;DIN 2999/259;ISO 228/1; ISO7/1;JIS B0203.
ASME B16.11.
ASME B16.25/ISO1127/EN12627.
ASME B16.5 CLASS 150/300; EN1092-1; HG20592 GB/T9113; PN10-PN40; JIS B2238 10K/20K.
API 598; EN 12266.