性能規(guī)范Property and specifiecation |
產(chǎn)品型號(hào) Product type公稱壓力PN(MPa)Nominal pressure | 試驗(yàn)壓力(MPa)Test pressure | 工作壓力(MPa)Working pressure | 工作溫度(℃)Working temperature | 適用介質(zhì)Appicable medium |
強(qiáng)度試驗(yàn)Sheel test | 密封試驗(yàn)/上密封實(shí)驗(yàn)Seal test |
Z960Y-250 | 25 | 37.5 | 27.5 | - | ≤425 | 水、蒸汽、Water,steam |
Z960Y-320 | 32 | 48.0 | 36.0 | - | ≤425 |
Z960Y-P54100 | - | 30.0 | 22.0 | P5410 | ≤540 | 蒸汽 Steam |
Z960Y-P54170 | - | 48.0 | 36.0 | P5417 | ≤540 |
主要零件材料Matecrial for main parts |
零件名稱Part name | 材料牌號(hào)Material designation |
閥體Body | WCB | WC6 | WC9 |
閥板Disc | WCB | WC6 | WC9 |
閥蓋Bonnet | 25 | 12Cr1Mo1VA |
閥桿Stem | 1Cr17Ni2 | 20Cr1Mo1VA |
閥座Seat | 25 | 12Cr1Mo1VA |
密封環(huán)Sealing ring | S軟鋼(增強(qiáng)柔性石墨)S soft steel (flexible graphite) | S軟鋼S soft steel | F軟鋼F Soft steel |
填料Packing | 增強(qiáng)柔性石墨Fexible graphite |
支架Yoke | WCB | WCB或WC6 |
閥桿螺母Stem nut | 45(ZCuZn25A16Fe3Mn3) |
四開環(huán)Four piece ring | 1Cr13 | 20Cr1MoVA | |