法兰和对夹连接钢制衬氟塑料蝶阀、衬里材料代号
材料名称 |
代号 |
标准 |
聚全氟乙丙稀 |
FEP(F46) |
HG/T 2904 |
可溶性聚四氟乙烯 |
PFA |
— |
聚四氟乙烯 |
PTFE(F4) |
HG/T 2902 |
聚偏二氟乙烯 |
PVDF(F2) |
— |
聚三氟氯乙烯 |
PCTFE(F3) |
HG/T 2167 |
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