0102030405
Jy41w intemerata ferro oxygeni stop valvae
Jy41w intemerata oxygenii sistenda valvulae singulae ipsum diam: DN 15 ~ DN 500 pressio nominalis: PN16 ~ 40 Temperatus operandi: - 20 ℃ ~ 150 Applicabilis media: oxygenii, nitrogenii, hydrogenii ac aeris Design criteria GB/T12235、GB/T12233、 GB/T2492、JB/T450、ASME B16.34、API 602、BS 1873、DIN 3356