Hydraulic Operated Safety valve mainly includes preparation vavle and hydraulic operator, is the execution unit of well safety system. High pressure oil enter into the empty cavity of upper operator, and compress the spring of lower operator to open the valve, when the wellhead equipment suffer from the dangerous pressure. control system relief the pressure of cylinder after receiving the signal sent by the sensor, spring push stem to close valve and wellhead equipments, ensure the equipment safety.
Working principle of safety valve:
Q:How can I place order? A: You can contact us by email or social media like WhatsApp on theorder detail or place order on line.
Q:How about the payment? A: For new clients, advance payment(30%-100% of total amount) is required, the balance need to be paid before the delivery after your inspection.
Q:How can I pay you? A: By T/T (Telegraphic Transfer) or L/C (Letter of Credit). After you receive the PI, you can make the payment through your bank as per the terms mentioned in PI.
Q: What's the order procedure? A: First we discuss order details, production details by email ,TM or other social media; then we issue you an PI for your confirmation. You will be requested to make full payment or deposit before we go into production.After we get the deposit, we start to process the order. Depending on the products you order, we usually a couple of days or even moths to complete production if we don't have the items in stock. Before production has been finished, we will contact you for shipment details, and the balance payment. After payment has been settled, we shall arrange the shipment for you.
Q: How do you deal with defective products received by the clients? A: If there are some defective items, we usually credit to our customer or replace them in next shipment.