Carbon Steel

Carbon steel Q235
Product Name: carbon steel
Grade : Q235
Specifications : Thick T: 1.5 ~ 24 W W :800-1100 length L: C
Standard : GBT700-2006
Product Scope:
With ductility, toughness , cold , good weldability, suitable for engineering machinery, construction machinery, agricultural machinery and other industries and the general structure stampings and welded pipe and so on.
Quenching specification :
Quenching temperature of 950 ℃, salt bath furnace heating , 10% NaCl brine cooling quenching.
Basic features:
GB700-88 standard carbon steel Q235 metallurgical quality divided by A, B, C, D four grades , each grade of steel are 0.3% Si content , except that the carbon and sulfur and phosphorus content different . AB- carbon content of 0.14% ~ 0.22% and 0.12% ~ 0.20%, CD grade carbon content of ≦ 0.18%, ≦ 0.17%, Mn content of the minimum level A , D SP minimum content level .
There are just a strong domestic manufacturing cold die quenching many instances application of low-carbon martensite.