Nov-09-2020
What is ASTM A514 grade B sheet? ASTM A514 grade B sheet is a kind of alloy steel used in applications that require a particularly high yield strength. ASTM A514 grade B sheet needs heat treatment of quenching and tempering to guarantee its excellent perf
Nov-05-2020
51CrV4 steel is high quality spring steel. 51CrV4 spring steel has high proportional limit and strength, high fatigue, good plasticity and toughness, and good tempering stability. Besides, other 51CrV4 spring steel properties are also recognized, for exam
Nov-04-2020
Material 40Cr is a Chinese steel grade in GB standard, and material 40Cr is one of the most widely used steels in mechanical manufacturing industry. After quenching and tempering, material 40Cr can get good comprehensive mechanical properties, good low te
Nov-03-2020
In October, driven by the rebound of market demand, API 5L X60 PSL1 steel and so on steel production increased. However, due to the large amount of steel inventory, Tangshan and other places' environmental protection and production restriction pol
Nov-03-2020
Due to the shortage of supply, the price of cold and hot rolled steel coils in Japan is likely to rise, and the downstream may also accept price increases from steel mills and distributors.Demand in the spot market is picking up gradually, but the driving
Oct-30-2020
What material is 45Mn2 steel?
45Mn2 steel is a kind of alloy structural steel. 45Mn2 steel is made of high-quality carbon structural steel with proper addition of manganese element. 45Mn2 steel belongs to the medium carbon quenched and tempered steel in
Oct-29-2020
20MnHR steel production process: This steel is smelted by electric furnace or electric furnace + out-of-furnace refining method, using calm pouring.
Delivery status: steel plate is delivered in normalizing state, normalizing temperature: normalizing temp
Oct-29-2020
EN S690QL steel is fine grained quenched and tempered steel. It is well known for its high strength, which shall owe to S690QL chemical composition. EN S690QL steel yield strength shall be not lower than 690 Mpa, and it is mainly used in a wide variety of
Oct-28-2020
30CrMo steel is alloy structural steel, which is mainly produced in Chinese steel mills. With good machinability, medium cold bending and plasticity, high hardenability, good weldability and so on advantages, 30CrMo steel is widely used, and 30CrMo equiva
Oct-28-2020
Q355B material is a low-alloy high-strength structural steel, where "Q" means yield strength, 355 means that the yield strength of this steel is 355MPa, and its yield value will decrease as the thickness of the material increases. Q355B steel plate is w
Oct-27-2020
The chemical composition of SA299 Grade A steel produced by BBNsteel company fully meets the requirements of the ASME SA-299 standard, and the content of harmful impurities such as P and S is low. In the thickness direction of the boiler plate, the chemic
Oct-27-2020
The plate ASTM A387 Gr.11 is chromium molybdenum alloy steel. The high level of chromium gives plate ASTM A387 Gr.11 outstanding oxidation and corrosion resistance property, which is essential for sour gas applications. With greater ability to handle the
Oct-24-2020
Both C45 steel and C50 steel belong to high strength medium carbon steel. The carbon content of C45 steel and C50 steel is 0.45% and 0.50% respectively. The main difference between C45 steel and C50 steel is that the hardness of C50 steel is larger.In the
Oct-23-2020
Hot rolled steel coil: on October 22, the average price of 4.75mm hot rolled steel coil in 24 major cities of China was 588 usd / ton, up 1.35 usd / ton compared with the previous trading day. Yesterday, the spot market mentality is more optimistic, and b
Oct-22-2020
In recent, the arrival volume of iron ore continues to be high, and the port inventory continues to accumulate. From the perspective of shipping schedule, the late arrival volume remains at a high level. However, at present, the profit of the steel mill i
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