What is the steel Q355 grade?
Q355 grade is a new steel material that replace Q345 grade in new standard GB/T1591. The steel grade consists of four parts Q (the first character "Qu" of the yield strength in Chinese spelling ),355 ( the minimum tensile strength value in MPa).
What is the price of Q355B steel angles?
GB/T1591-2018 Q355B grade replaces the old steel grade Q345B in GB/T1591-2008. Our company can supply low alloy steel Q355B plates and Q355B steel angles with competitive price.
What are the advantages of NM400 wear-resistant plate?
The characteristics of NM400 plates are mainly used in environmental parts such as mines, construction machinery, strong wear and tear; open-pit mine shovel teeth, bucket teeth, excavator factory supporting shovel teeth, etc.
Weldability of 40cr steel pipe
How about the weldability of 40cr steel pipe?It is easy to segregate during crystallization and is more sensitive to crystallization cracks (a kind of hot cracks). It is easy to crack in the craters and concave parts of the weld during welding. The 40cr
What’s the application of 40Cr alloy tube after quenching and tempering?
After tempering, it has good comprehensive mechanical properties, good low temperature impact toughness and low notch sensitivity. The hardenability of steel is good. 40Cr alloy tube can be hardened to Ф28～60mm when water quenching, and Ф15～40mm when oil
Q370qC/D/E steel plates for bridge
Q370qC/D/E steel plates are bridge, which are grade Q370qC, Q370qD, and Q370qE. These are low alloy high-strength steels, steel grades for bridges. The first letter of the Chinese pinyin of the "yin" of the Q bridge steel yield point; 370 yield point va
Annealing process of NM500 plate
NM500 wear plate is a kind of plate with strong wear resistance. In the processing of NM500 plates, successive annealing is a key skill. Let's explain the problem of successive annealing.
What is the hardness of NM500 steel?
NM500 steel is a high-strength wear-resistant steel plate, which has high wear resistance, and the Brinell hardness value reaches 500 (HBW). NM500 steel is mainly used to provide protection in occasions or parts where wear resistance is required, so that
Q345qD bridge steel plate price Shanghai market
Today, the latest price trend of Q345qD bridge plates in the Shanghai market performed smoothly. Q345qD bridge steel plate size: 8* 2200*8000 32 tons, 50*1600*11000 78 tons and 50*1900*9700 32 tons.
What does Q345qE steel stands for?
Q345qE bridge steel plate is a thick steel plate specially used for manufacturing bridge structural parts. The grade of bridge steel is composed of 4 parts: Chinese spelling letters representing yield point, yield point value, Chinese Pinyin letters of b
June 4th A387 GR.11 CL.1 steel prices
A387 GR.11 CL.1 steel prices have risen for several consecutive days, the end user acceptance is not high. In high temperature and rainy weather, A387 GR.11 CL.1 plates demand is difficult to continue to improve.
Supply ASTM A514 high strength steel plates and sheets
There are eight different grades under ASTM A514: A514 Grade A, A514 Grade B, A514 Grade E, A514 Grade F, A514 Grade H, A514 Grade P, A514 Grade Q and A514 Grade S. All the A514 steel grades are not available in a maximum thickness of 150mm. They are limi
Hot sell A387 Gr11 CL2 steel hot rolled plates
A387 Gr11 CL2 steel hot rolled plates are widely used in petroleum, chemical, power station, boiler and other industries, used to make reactors, heat exchangers, separators, spherical tanks, oil and gas tanks. For A387 Gr11 CL2 steel stock or A387 Gr11 CL
What is the application of A709 Gr 36 steel?
A709 Gr 36 material is a carbon structural steel plate produced by Katalor Industry in China. A709 Gr 36 steel plate with a thickness of 6~300mm is widely used in engineering structures, such as construction steel structures, construction machinery, mine
What is the chemical composition of A302GrA steel
The carbon content has different requirements under different A302GrA steel plates thickness as follows: Carbon: 0.20 max. In thickness up to 1inch[25mm]; Carbon: 0.23max. In thickness over 1 to 2inch[50mm]; Carbon: 0.25max. In thickness over 2inch.