Technical Requirements for Valve Assembly
Valves are a kind of commonly used hardware products. There are certain technical requirements for valve assembly. Otherwise, the assembled valve cannot reflect its excellent performance. What are the technical requirements of valves before and during assembly?
Technical requirements before valve assembly
1. According to processing requirements, some parts need to be polished, and the surface can not have processing burrs.
2. All parts should be degreased.
3. After degreasing, the next step is pickling and passivation, and the cleaning agent should not contain phosphorus.
4. After pickling and passivation, the parts should be rinsed with pure water, and there must be no agent residues. This step is omitted for carbon steel parts.
5. Dry the parts one by one with non-woven fabrics, or dry them with clean nitrogen.
6. Wipe the parts one by one with non-woven fabric or precision filter paper dipped in alcohol (analytical grade) until there is no dirty color.
Technical requirements during valve assembly
1. The installation workshop must be clean, or temporary clean areas can be set up. For instance, using newly purchased color striped cloths or plastic films to set up the areas, which can prevent dust during installation.
2. Assemblers must wear clean purified cotton overalls and working caps, and their hair should be hidden in the caps. Besides, they should wear clean shoes and plastic gloves.
3. Assembly tools must be degreased and cleaned before valve assembly to ensure cleanliness.
Technical requirements before valve assembly
1. According to processing requirements, some parts need to be polished, and the surface can not have processing burrs.
2. All parts should be degreased.
3. After degreasing, the next step is pickling and passivation, and the cleaning agent should not contain phosphorus.
4. After pickling and passivation, the parts should be rinsed with pure water, and there must be no agent residues. This step is omitted for carbon steel parts.
5. Dry the parts one by one with non-woven fabrics, or dry them with clean nitrogen.
6. Wipe the parts one by one with non-woven fabric or precision filter paper dipped in alcohol (analytical grade) until there is no dirty color.
Technical requirements during valve assembly
1. The installation workshop must be clean, or temporary clean areas can be set up. For instance, using newly purchased color striped cloths or plastic films to set up the areas, which can prevent dust during installation.
2. Assemblers must wear clean purified cotton overalls and working caps, and their hair should be hidden in the caps. Besides, they should wear clean shoes and plastic gloves.
3. Assembly tools must be degreased and cleaned before valve assembly to ensure cleanliness.
Baltic Valve
BALTIC VALVE CO., LTD supplies superior quality industrial valves covering ball valves, globe valves, gate valves, check valves, plug valves, butterfly valves, marine valves, forging steel valve, filter, etc.
Stay Connected
Latest News
-
-
EN13709 Angle Globe Valve: Durable Flow Control
Oct 28, 2024
Contact Us
Baltic Valve Co., Ltd.
Add: Baltic Valve Park, Siming, Xiamen, China.
Tel: +86 592 8266 140
Fax: +86 592 8266 440
Mail: [email protected]
Website: https://www.baltic-valve.com
Copyright © 2017-2024 Baltic Valve Co., Ltd. All rights reserved. Privacy Policy | Terms of Service
Website Design & Support: jeawin.com