Closed Spring Loaded Low Lift Type Safety Valve
Negotiable /Piece
Min.Order:1 Piece
Yongjia Welldone Machine Co., Ltd.
A41H type are used for equipment and pipeline of the petroleum gas,air,water etc medium what are working temperature are less than 300°C.
A41YP/R type are used for the equipment and pipeline of the quality with corrode medium what the working temperature are less than 200°C.Take for extra pressure devices.
Flange connecting dimensions of comply with standard series first of JB/T-94.
Material for main parts
Name of part | Material |
Body | WCB |
Nozzle | ZG2Cr13/1Cr18Ni9Ti |
Adjusting ring | ZG2Cr13/1Cr18Ni9Ti |
Disc | 2Cr13/1Cr18Ni9Ti |
Guide sleeve | ZG2Cr13/1Cr18Ni9Ti |
Bonnet | ZG230-450 |
Spring | 50CrVA |
Stem | 2Cr13 |
Adjusting bolt | 45 |
Cap | ZG200-400 |
Sealing surface of material | Surfacing D507 |