The smelting process of SPA-H steel plate,SPA-H weathering steel using blocking slag stopper, slag stopping ball double blocking residue slag tapping, tapping process adding calcium barium, aluminum, manganese, titanium.

St E 285 Boiler steel plate Standard: DIN17102
Technique: Hot Rolled,High quality St E 285 steel plate for Boiler steel can be found in numerous worldwide industries.

ASTM A516/A516M steel heat treatment A516Gr60, A516Gr65 thickness is less than or equal to 1.5in.ASTM A516/A516M Carbon steel can be used for the production of reactor, heat exchanger.

ASTM A387 Gr 22 Class 2 steel plate are widely used in boiler,engineer construction,A387 Gr 22 Class 2 Boiler and Pressure Vessel Steel PlateToughness-brittle transition temperature lower than using temperature.

ASTM A285 grade B Carbon steel plate is intended for use in standard tanks and boilers rather than high pressurised vessels due to the steels lower yield strength.

AISI 4130 Alloy structural steel plate is oil production a widely used structural steel,AISI 4130 stuctural steel plate contains chromium and molybdenum as strengthening agents.

ASTM A204 Grade A steel shall be supplied normally in the as-rolled delivery condition.ASTM A204 Gr.A for pressure vessel steel plate is widely used in petroleum, chemical industry, power station, boiler, etc.