09MnNiDR material is a kind of steel plate used in low-temperature pressure vessels. The initial letter "D" of pinyin stands for low temperature; the letter "R" stands for container.
09MnNiDR steel plate delivery status: normalizing or normalizing + tempering.
09MnNiDR steel product application: petroleum, chemical equipment deethanizer, CO2 absorption tower, medium pressure flash tower, cooler, deethanizer, reabsorption tower, compressor housing, propane cryogenic storage tank manufacturing, etc.
09MnNiDR steel plate inspectionNeed to pass the ultrasonic inspection of the steel plate in accordance with the GB/T2970 or JB/T4730.3 standard. If the inspection standard and qualified level should be specified in the contract.
According to the different needs of customers, when the thickness of the steel plate is greater than 16mm, the mechanical properties can be inspected by heat treatment. Select the location of the mechanical properties according to the scale of GB/T2975. For steel plates with a thickness greater than 40mm, the axis location of the impact test sample should be at a quarter of the thickness. The packaging, marking and quality certificate of the steel plate must conform to the requirements of GB/T247.
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