Boiler quality 18MnMoNbR vessel steel plates

18MnMoNbR plate is a special low alloy structural steel plate for boiler and pressure vessel, executive standard: GB 713. 18MnMoNbR steel plate is melted by oxygen top blown converter or electric furnace. 18MnMoNbR vessel steel plates have high strength and yield ratio, good hot workability and medium temperature performance, simple production process, good weldability and high heat resistance.

Boiler quality 18MnMoNbR steel plate is usually delivered in normalized and tempered state. With the consent of the demander, 18MnMoNbR vessel steel plates with thickness greater than 60mm can also be delivered in Annealed or tempered state.

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Boiler quality 18MnMoNbR vessel steel plates Products

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Boiler quality 18MnMoNbR vessel steel plates Specification[email protected]

Boiler quality 18MnMoNbR vessel steel plates chemical composition ( max, %):

GB713 C Si Mn Cu Ni Cr Mo Nb V Ti Alt P S
18MnMoNbR ≤0.21 0.15-0.50 1.20-1.60 ≤0.30 ≤0.30 ≤0.30 0.45-0.65 0.025-0.050     - ≤0.020 ≤0.010

Boiler quality 18MnMoNbR vessel steel plates mechanical property:

GB713 Thickness, in mm Tensile Strength Yield Strength, min Elongation, %, min Temperature Impact energy (J)
18MnMoNbR 30<T≤60 570-720 400 18 0 47
60<T≤100 390

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Henan BEBON Iron & Steel Co., Ltd was founded in 2000, which initially focus on providing high-quality steel products to serve for China's rapid infrastructure development. Based on the advantages of steel resources in domestic market and good reputation, combining with the huge international market demand for steel products, BEBON started the international business in 2010 and successfully being approved and certified by ISO9001:2008, the Registration number is 626014Q11531R0S. With the quality steel products and professional service, BEBON was award the international acclaim from infrastructure, shipbuilding, petroleum industry etc., and gradually grow into a bright star in the steel export industry .

With the exploration and innovation of Bebon people, BEBON gradually formed four major advantageous products: steel plate, steel pipe, stainless steel, special steel, and established our own Machining processing center in order to meet customer's diverse requirements.

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