Is stainless steel check valve tested before shipment?
The Pre-Shipment Inspection (PSI) is one of many types of quality control inspections conducted by Zhejiang Xinhong Valve&fitting CO.,LTD. This inspection is done according to standard QC Test, or based upon customer requirements. Samples are selected and inspected for defects at random, according to these standards and procedures. For us, Pre-Shipment Inspection is an important step in the quality control process and is the method for checking the quality of stainless steel check valve before they are shipped.
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Xinhong Valve has many production lines to meet higher demands from customers. stainless steel globe valve produced by Xinhong Valve is very popular in the market. Xinhong Valve&fitting stainless steel gate valve is available in an innovative and attractive design. The product is highly hypo-allergenic. It has been tested to be totally free of harmful substances and allergenic substances.
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Adhering to the principle of stainless steel ball valve, we constantly introduce new products and strive for excellence. Inquiry!

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