TOP SEALING manufactures a complete range of manlid, seals for manlid, manlid clamp, manlid lock pin for tank containers.


ISO tank butterfly valve is an essential component for controlling the flow of liquids in an ISO tank. It is designed to withstand high pressures up to 6.9bar and can be tested up to 10.35bar to ensure its reliability and safety.
The valve body is made of high-quality 304/316 stainless steel, which is corrosion-resistant and durable, making it suitable for a wide range of applications. With a weight of 6.5KG, it is lightweight yet sturdy enough to handle the demands of industrial operations.
The design temperature range of -40-200ºC allows the valve to function effectively in various environments, from extreme cold to high heat. The inlet size of 6-dia14 PCD168 ensures a secure connection, while the selective 4-dia17 PCD146.1~190 option provides versatility for different setups.
Overall, the ISO tank butterfly valve is a reliable and efficient component that plays a crucial role in ensuring the smooth operation of ISO tank facilities. Its positive features make it a valuable asset for industries that require precision control over liquid flow.
Design Pressure |
6.9bar |
Testing Pressure |
10.35bar |
Design Temperature |
-40-200ºC |
Valve Body Material |
304/316 |
Weight |
6.5KG |
Inlet |
6-dia14 PCD168 |
Selective |
4-dia17 PCD146.1~190 |


Established in 1979, TENGLONG is a professional manufacturer and exporter of many styles of high-grade and top quality gland packing, ceramic fiber products, fiberglass products, asbestos products, shipping container parts and accessories, PTFE products, and sealing gasket and sheet.
SUNPASS, as a part of TENGLONG, established in 2001, takes charge of export business for TENGLONG, which also has subsidiaries in H.K.- ECHO INDUSTRY LIMITED. Meanwhile, SUNPASS is a leading manufactory, developer, and supplier of quality ISO tank container spare parts
for tank container operators, service, agents, and trading companies SINCE 2001.
Our products have won the leading position in domestic market. And our products have also been exporting to Europe, South America, Australia, Africa, Middle of East and More than Fifty Countries and regions.
1. What is your MOQ?
MOQ may vary by customer's special requirement; we try our best to meet your business requirement.
2. What's your payment terms?
We normally do T/T, and we can also offer western union account for transfer money.
And more flexible payment terms, welcome to have a discuss.
3. Can you provide samples?
A: Yes, we can offer samples, and some samples are free
4. Can you delivery by express?
Yes, we can delivery by any express.
5. When will the sample be ready?
Normally, the sample can be ready in 3 days.