API Std 650 insulated tanks pivot-jointed pipe drains

Ultrasonic testing can find the internal defects of API Std 650 insulated tanks welding joint, this detection method is very accurate for the internal layer defects of oil tank, but ultrasonic detection is not suitable for the detection of thin-walled storage tank materials. Dye penetrant testing is only suitable for detecting the defects of the surface opening of API Std 650 insulated tanks and so on metal oil tanks. The feature of this method is convenient and fast.

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The company is deeply supported and loved by customers with its unique business philosophy and business model. The company has always been adhering to the "credibility first, integrity-based, quality first" purpose, and sincerely serve new and old customers. Over the past twenty years, the company has won the trust of customers by relying on good service and good reputation. Our aftersales team’s main responsibility is to deal with quality feedback and complaints from Customer.

Floating roofs shall comply with API standard 650, Appendix C (Attachment 01) or with the API Std 650 insulated tanks requirements as layed (laid )down in the national Chinese specifications SH3046-92 and GBJ128-90.