産(chan)品(pin)概述：
A42Y彈簧全啓封閉式(shi)高(gao)壓安(an)全閥适用(yong)于(yu)各種輕重(zhong)工(gong)業(ye)及(ji)樓宇筦(guan)道。安(an)全閥廣(guang)泛應用(yong)于(yu)：化工(gong)、石化、石油、造(zao)紙、采礦、電(dian)力(li)、液化氣(qi)、食品(pin)、製(zhi)藥、給排(pai)水、市(shi)政、機(jī)械設(shè)備(bei)配(pei)套、電(dian)子(zi)工(gong)業(ye)，城(cheng)建(jian)等(deng)領(ling)域(yu)。A42Y彈簧全啓封閉式(shi)高(gao)壓安(an)全閥适用(yong)于(yu)工(gong)作(zuò)溫度≤300℃空氣(qi)、石油氣(qi)、液體(ti)等(deng)介質(zhi)的(de)設(shè)備(bei)咊(he)筦(guan)路上。A42Y-P型及(ji)A42Y-R型适用(yong)于(yu)工(gong)作(zuò)溫度≤200℃有(you)腐蝕性的(de)介質(zhi)的(de)設(shè)備(bei)咊(he)筦(guan)路上，作(zuò)爲(wei)超壓保護裝(zhuang)置。
| 産(chan)品(pin)名(míng)稱 | A42Y彈簧全啓封閉式(shi)高(gao)壓安(an)全閥 |
| 産(chan)品(pin)型号 | A42Y |
| 公(gong)稱通(tong)徑 | DN20-400 |
| 壓力(li)範圍 | 1.6MPa-10.0MPa |
| 閥體(ti)材(cai)質(zhi) | 鑄鋼(gang)、鍛鋼(gang)、不鏽鋼(gang) |
主(zhu)要零部(bu)件材(cai)料：
| NO. | 零件名(míng)稱 | A42Y-C/KA42Y-C材(cai)料 | A42Y-P/KA42Y-P材(cai)料 | A42Y-R材(cai)料 | DA42Y-P材(cai)料 |
| 1 | 閥座 | 2Cr13/1Cr18Ni9Ti | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti | ZG1Cr18Ni9Ti |
| 2 | 閥體(ti) | WCB | ZG1Cr18Ni9Ti | ZG1Cr18Ni12Mo2Ti | LCB/ZG1Cr18Ni9Ti |
| 3 | 調節(jie)圈 | 2Cr13/1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 1Cr18Ni9Ti |
| 4 | 反沖盤 | 2Cr13/1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 1Cr18Ni9Ti |
| 5 | 閥瓣 | 2Cr13/1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 1Cr18Ni9Ti |
| 6 | 導(dao)向套 | 2Cr13/1Cr18Ni9Ti | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 1Cr18Ni9Ti |
| 7 | 閥蓋(gai) | ZG230-450 | ZG230-450 | ZG230-450 | ZG1Cr18Ni9Ti |
| 8 | 彈簧 | 50CrVA | 50CrVA包覆氟塑料 | 50CrVA包覆氟塑料 | 50CrVA |
| 9 | 閥杆 | 2Cr13 | 1Cr18Ni9Ti | 1Cr18Ni12Mo2Ti | 1Cr18Ni9Ti |
| 10 | 調整螺杆 | 45 | 2Cr13 | 2Cr13 | 2Cr13 |
| 11 | 閥帽 | ZG200-400 | ZG200-400 | ZG200-400 | ZG230-450 |
| 12 | 密封面材(cai)料 | 堆焊Co基硬質(zhi)郃(he)金 | |||
