CCSA and CCSB marine plate

The marine plates CCSA and CCSB are not a specific material, but are A-class and B-class ship plates certified by China Classification Society. Both CCSA and CCSB grades are structural steel plates for general strength hulls. There is a big difference in

Q355B heat treatment

Q355B heat treatment process can significantly improve the physical properties of steel, improve the compressive strength, ductility and service life of parts, and improve the hardness and wear resistance.

A387 Gr91 CL2 steel plate production process

A387 Gr91 CL2 steel plate production process
Raw materials (scrap steel, pig iron and molten iron) → electric furnace (100 tons electric arc furnace smelting) → converter → LF furnace molten steel refining treatment → VD or VOD furnace molten steel vacuu

SA299 Gr.B steel properties

The main properties of SA299 Gr.B steel: generally used for various welding parts whose working temperature does not exceed 400°C, such as boiler steam drums, pressure vessels, etc. The steel is required to have high medium temperature strength, good plas

NM400A steel for crusher liners and blades

NM400A steel plate has quite high mechanical strength, and its mechanical properties are 3 to 5 times that of ordinary low alloy steel plates. NM400A wear-resistant steel is widely used in engineering machinery, mining machinery, crusher liners and blades

What are the main properties of NM400 plate?

NM400 plate has quite high mechanical strength; its mechanical properties are 3 to 5 times that of ordinary low-alloy steel plates; it can significantly improve the wear resistance of mechanical related parts; therefore, increase the service life of the m

L390MB pipeline steel properties

The main mechanical properties of L390MB pipeline steel are strength, toughness and mechanical properties under environmental media.
API SPEC 5L standard: API 5L X56 (L390) grade
Mechanical properties non-proportional extension strength RP0.2 (MPa): 485

Q345R steel yield strength

Q345R grade is a boiler vessel steel plate, which is mainly used to produce various boilers. Its yield strength and characteristics can well meet the needs of boilers. The Q345R steel carbon content is about 0.4%, and the weldability is excellent.

Structure Design of P20 Wear-resistant Steel Liner

The structure design of P20 wear-resistant steel plate liner adopts the combination of nest-type and overlay welding wear-resistant steel plate structure, that is, the chute blanking point adopts the hard-surface overlaying wear-resistant steel plate stac

Cold rolled sae1045 strip hardness requirement in production

The Bangladesh customer initially purchased sae1045 cold-rolled steel strip, which has high requirements for hardness. However, in the production overshoot, it is found that the hardness fluctuates greatly. The hardness required by the user is hrc28~hrc32

42CrMo steel vs 42CrMo4 steel

42CrMo grade is from China GB/T 3077 standard steel material. In the machinery industry, 42CrMo alloy is often used to manufacture gears, connecting rods, high strength bolts and other important parts. 42CrMo4 grade is from European standard-EN10083. It i

S235J2 steel vs S235J2W steel

EN 10025-2 S235J2 grade is a structural grade steel with a minimum yield strength of 235 MPa which widely used in the engineering and construction industries. Katalor Industry is able to supply all kinds of structural steel plate produced by En10025 stand

The difference between S235J0 and S235J0W

The difference between S235J0 and S235J0W is that S235J0 is a carbon structural steel and the standard is EN 10025-2. S235J0W is weathering structural steel, the standard is EN 10025-5. S235J0 European standard carbon structural steel, 0°C impact, S235J0

Q345B large-diameter seamless square pipe features

Q345B large-diameter seamless square pipe is a long steel strip with a hollow section and no joints, which is processed by rolling or cold drawing with seamless steel pipe as the base material. Compared with solid steel such as round steel, the large-diam

What are the worldwide steel equivalents of SPA-H steel

SPA-H steel is similar to HW350, ASTM A242 (COR-TEN A), ASTM A588 (COR-TEN B), S355J2WP+N, S355J2W+N, S355JOWP, S355JOW, S355J2W, 1.8946, 1.8965, SAILCOR IRSM41-97
JIS G3125 SPA-H steel specification
SPA-H steel plates (mm): 2.5mm~25mm
SPA-H steel shee

GB/T 714 Q420qC structural steel for bridge

What is the Q420qC grade steel? Katalor Industry is a leading exporter of hot rolled structural steel plates in China. It can supply and export high quality Q420qC grade hot rolled plates with competitive price.
Q420qC steel plate implements the standard