Over 15 years experiences specialized in this career, Management Certification: ISO 9001: 2008, ISO/TS 29001, API Specification
1. Commodity name: API Vapor Vent Valve
To install in the Manhole Cover or on the top of the Tanker. The exit side is connected with the rubber hose to the vapor recovery pipework. When the tanker is loading or unloading to control the vapor comes in or out the tanker. This is a very important component for the vapor recovery system.
2. Benefit and Feature
* Hardening Treatment
The whole valve body is passed a special hardening process to improve its service life.
* Easy-Operation
Sequence control to control the current valve open to series control the next valve open.
* High Quality
The stainless steel internal shaft parts ensure its corrosion resistance.
* Light Weight
The main body is made of aluminum alloy, it is more light and sturdy.
* Tight Sealing
Effectively guarantees the tanker does not overflow after rollover.
3. Technical data:
| Nominal diameter |
3'' |
| Working pressure |
0.3MPa |
| Open mode |
pneumatic |
| Installment mode |
flanged type |
| Temperature range |
-20~+70 |
B. Company Introduction
| Company Name: |
Zhejiang Jialong Mechanical Equipment Co., Ltd |
| Year Establish: |
1997 |
| Business Type: |
Manufacturer of tank truck safety equipment
(Top 3 in China, covers 60% market) |
| Main Products: |
Manhole Cover, API adaptor, Vapor Vent, Bottom Valve, Emergency shut off valve, Interlock Valve, optic sensor, etc. |
| The number of employees: |
180 |
| R & D department: |
30 |
| Factory size: |
15000 square meter |
| Certificates: |
ISO9001, API Specification Q1, ADR, PEI, SGS, TS, CE, EX, CCS, etc. |
1.Products.
2. Production & Testing Equipment
3. Show Room
4. Workshop
5. Certificate
Audited Supplier 
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