What is the difference between Q345B steel and Q345A steel? EN10025-4 S275M steel plates, Q345B steel and Q345A steel have slight difference in chemical composition: Q345A steel: C ≤ 0.20, Mn ≤ 1.7, Si ≤ 0.55, P ≤ 0.045, S ≤ 0.045, V 0.02 ~ 0.15; Q345B steel: C ≤ 0.20, Mn ≤ 1.7, Si ≤ 0.55, P ≤ 0.040, S ≤ 0.040, V 0.02 ~ 0.15. The difference between Q345B steel and Q345A steel is mainly in A and B behind the steel grade, Q345A steel grade is not subject to impact; Q345B steel grade needs 20 ℃ room temperature impact test.
The shipping department of the company arranges shipping booking for customers' goods in advance, and makes good matching with inland transportation. Effectively manage and follow up the customer's shipping schedule and give feedback to customers in time. At the same time, the shipping department has a keen insight into the shipping market in different periods to reduce the transportation cost for the company and customers.
EN10025-4 S275M steel plates 2020 stock in Zhengzhou: 8*2200*5730, 16*1800*6000, 18*2660*9600, 18.5*2320*6600, 70*2240*7600, 18.5*2320*6600, 9*2300*6870, 18.5*2320*6600, 14*2000*11181, 50*2410*8300, 85*2230*8100, 14*2000*11181, 6*2000*10000, 8*2200*5730, 70*2270*7470, 34*1300*4000, 16*1800*6000, 16*2000*10713, 12*2820*11500, 16*2000*10713, 15*2500*10000, 20*2150*9450, 14*2000*13500.
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