The sounding self-closing valve must passed the hydraulic test and seal test. The hydraulic test pressure is 0.3Mpa, and last for 5minutes. The seal test pressure is 0.2Mpa, also last for 5 minutes.

Packing: plywood case or paper carton

Shipping: by air, by sea or by courier

We are an ISO 9001-2008 Company Certified by DNVGL,  supply all kinds of marine and offshore products for various vessels including VLCC, FSO, FPSO, LNGC, LPGC, Container Ships, Cargo Liners, Bulk Carriers, Oil Tankers and oil platform, from securing the order to final delivery, we work hard to make sure everything goes as required and with high standard quality.

One-Stop Service: We supply all kinds of marine and offshore products, from securing the order to final delivery, we work hard to make sure everything goes as required and with high standard quality.

High quality: We are here to provide you with safe and reliable goods. Quality is always our main priority, our quality control program make sure that no defect or poor workmanship will be supplied. According to customer's requirement, our quality can meet the rules and standards of International Class Society such as LR, ABS, DNV, GL, BV, NK, KR, RINA, IRS and CCS.

Professional: With more than 7 years of experience in marine and offshore field, our marketing and technical team can assure you that we can understand your requirement well and deal with your inquiry professionally.

Fast Delivery: We cooperate with the reliable logistic partner, including land, air and sea to help us deliver the goods to your hand on time.

Reliable Partner: With 95% clients' satisfactory, we are confident to be your reliable partner.

1. All inquiries will be replied within 24hours.