A387Gr91 plate is a chromium-molybdenum alloy steel. It has the functions of hydrogen embrittlement, hydrogen corrosion, hydrogen stripping, and sulfide corrosion in a hydrogen environment at medium temperature (350-480 ℃). It also has good low tempering brittleness. , A387Gr91 alloy steel is widely used in the manufacture of chemical fertilizers, petrochemicals, and thermal power plant equipment, such as synthetic ammonia reactors, coal gasifiers, shift furnaces, and hydrogenation reactors.
"SA572 Grade 60  steel chemical composition(%)Carbon max.: 0.26Manganese max.: 1.35Phosphorus Max.: 0.04Sulfur Max.: 0.05Silicon max.: 0.40, SA572 Grade 60  steel mechanical propertiesTensile strength min. MPa: 415Yield strength min. MPa: 520Elongation % min. in 200mm : 16Elongation % min. in 50mm : 18"
To provide customers with the most satisfactory service and realize the win-win of economic and social benefits, our company promises to provide excellent products in this bidding, and in line with the attitude of being serious and responsible to customers, before sending goods to users, the technical personnel shall confirm that there is no fault in the equipment before sending goods to users, and then send goods and products to users, and formulate the following service terms.
On 18th December, 2019, BBN Group decorated the office s35c, s45c, s355jr asme mild steel building with many kinds of pendant. There were christmas trees, gifts and snowflakes in the logo wall. At the same time, we made a video at the Zhengzhou office to celebrate the coming Christmas holiday. Our oversea sales team and market delevopment team wish you Merry Christmas and Happy New Year. Besides, we prepare some meaningful gifts for our old customers.