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321H square hollow section implementation of standards is ASTM, we are 321H square tube manufacturers and suppliers, we only provide qualified 321H square tube products with the best quality and reasonable price for our customers. Let's take a look at our 321H square tube size and life applications.. Here with a look at our ASTM 321H square hollow section size specifications and production processes.
Chemical content of ASTM 321H square hollow section:
C:0.04-0.10;Mn≤2.00;Si≤0.75;Cr:17.0-19.0;Ni:9.0-12.0;P≤0.045;S≤0.03
Thickness:1-30mm;outer diameter:100-300000mm;length:1-12m
Technique:ERW
Surface treatment:galvanized
Payment terms:T/T,L/C
Application:general service industries (petroleum, food, chemical, paper, fertilizer, fabric, aviation and nuclear) ,fluid, gas and oil transport pressure and heat transmission ,construction and ornament boiler heat exchangersdecorative usage (road lamp facilities,bridge handrail,expressway railing,bus stop,airport and gymnasium.
About ASTM 321H square hollow section chemical properties and production process, if you have any questions, please feel free to contact us, we will give you a detailed answer. We are maintained at more than 1,000 tons per month ASTM 321H square hollow section steel stocks, to meet your needs, please call.
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