Purchase Qty. Reference FOB Price
2-10 pieces US$225.00
11-49 pieces US$220.00
50+ pieces US$216.00
Product Description
2023 new pneumatic emergency bottom loadding valve Emergency cut-off valve, also known as the submarine valve installed at the bottom of the tank car, the main seal in the tank, when the pipeline or valve accident fracture damage, can make the tank still keep the seal, avoid liquid leakage in the ...