【螺紋彈簧全啟式安全閥】專業生產廠家,上海市著名閥商品牌。上海正鋼閥門制造有限公司生產的安全閥產品質量可靠、價格合理、優質的售后服務。不斷完善的質量管理體系及強大的技術開發團隊保障螺紋彈簧全啟式安全閥產品對工況的適用性、使用壽命長等特點。優質螺紋彈簧全啟式安全閥供應商為您提供型號、資料、尺寸。先進的制造設備,近十載螺紋彈簧全啟式安全閥專業制造經驗,全國大型通用閥門生產企業,為海內外用戶提供高質量安全閥產品。
『螺紋彈簧全啟式安全閥』專業生產廠家,由正鋼自主研發生產的【安全閥】質量可靠、價格合理、售后服務完善。『螺紋彈簧全啟式安全閥』適用于各種輕重工業及樓宇管道。正鋼品質,全球共享!【安全閥】廣泛應用于:化工、石化、石油、造紙、采礦、電力、液化氣、食品、制藥、給排水、市政、機械設備配套、電子工業,城建等領域。
螺紋彈簧全啟式安全閥產品部分型號
A28H-10 A28Y-10P A28Y-10R8 A28Y-25R8 A28Y-40R8 A28H-16 A28Y-16P A28Y-16R8 A28Y-25R8 A28Y-40R8
螺紋彈簧全啟式安全閥產品介紹
A28H型適用于工作溫度≤200℃的空氣、蒸汽、水、氮氫混合氣等介質的設備或管路上,A28Y-P/10R8適用于工作溫度≤200℃有腐蝕性介質的設備或管路上,作為超壓保護裝置。
A28H type are used for the equipment and pipeline of the air, N2, H2 mixed gas vapour etc.medium what the working temp-erature are less than 200 . A28Y-P/10R8 type are used for the equipment and pipeline of the quality with corrode medium what the working temperature are less than 200 . Take for extra pressure protedion devices.
主要零部件材料 Explanation of materials for main parts

|
NO. |
Name of part |
A28H Materials |
A28Y-P Materials |
A28Y-R8 Materials |
1 |
Body |
HT200 |
ZG1Cr18Ni9Ti |
CF8M |
2 |
Nozzle |
35 |
ZG1Cr18Ni9Ti |
CF8M |
3 |
Adjusting ring |
2Cr13 |
1Cr18Ni9Ti |
316 |
4 |
Disc |
2Cr13 |
1Cr18Ni9Ti |
316 |
5 |
Spring |
50CrVA |
50CrVACoated Teflon |
50CrVACoated Teflon |
6 |
Stem |
2Cr13 |
2Cr13 |
316 |
7 |
Adjusting bolt |
45 |
2Cr13 |
316 |
8 |
Cap |
ZG200-400 |
ZG200-400 |
CF8M |
|
Sealing surface of material |
D507
Depositing D507 |
Co
Depositing stellite |
10 |
Adjusting nut |
Q235-A |
2Cr13 |
1Cr18Ni12Mo2Ti |
|
Sealing surface of material |
"Y" CoDepositing stellite, "H" D507 Depositing D507, "W"body
|
http://www.zhengvalve.com/1213.html 螺紋彈簧全啟式安全閥