Carbon Steel Three-claw Manhole Cover for Powder Material Transport Tank
The external three-claw manhole cover, also known as the external pressure manhole cover of bulk cement tank truck, is installed on the top of the tank truck body. It provides:
- Access for personnel to enter and exit the tank body
- Observation port for checking cargo and internal conditions
- Primary loading port for the tank truck
The standard configuration powder and granular material tank truck features a tank manhole with outer diameter of 520mm or 540mm.
Technical Specifications
| Nominal Pressure |
0.3MPa |
| Design Temperature |
-20°C to +120°C |
| Main Material |
Carbon Steel |
| Weight |
66kg |
| Seal Material |
Modified Rubber/Nitrile Rubber |
| Applicable Media |
Granular Material |
Product Images
Packaging & Shipping
Our Services
We offer professional design services and utilize accurate CNC lathe machines with reliable testing equipment for OEM/ODM projects. We maintain full control from drawing design to finished product testing, ensuring safe and reliable cooperation.
Company Information
Hubei Huate Special Equipment Co., Ltd., established in 2009, is located in Suizhou, China's special-purpose vehicle capital. Our 30,000 square meter facility produces high-quality transportation equipment with excellent reputation in petroleum, chemical, and food industries.
Main products include: Oil tankers, chemical trucks, milk trucks, edible oil trucks, tank semi-trailers, flatbed semi-trailers, box semi-trailers, mobile gas stations, ISO Tanks, buried oil tanks, and tanker safety accessories.
Certified with ISO9001 and CCC certificates, we have successful export experience in North America, Southeast Asia, Middle East, and Africa, with ongoing global market expansion.
Frequently Asked Questions
Are you a trading company or manufacturer?
We are factory.
How long is your delivery time?
Generally 5-10 days for in-stock items, or 30 days for non-stock items depending on quantity.
Do you provide samples? Are they free?
Yes, we offer samples with charge, refundable when order reaches 2000pcs.
What are your payment terms?
Payment ≤ $3000: 100% in advance. Payment ≥ $10,000: 30% T/T in advance, balance before shipment.
How long have you worked in this field?
Over 15 years.
Can you produce according to our drawings or samples?
Yes, we can manufacture products based on your specifications.
For any other questions, please feel free to contact us.
