What are ASTM Grades ???

ASTM standards define the specific manufacturing process of the material and determine the exact chemical composition of pipes, fittings and flanges, through percentages of the permitted quantities of carbon, magnesium, nickel, etc., and are indicated by “Grade”. For example, a carbon steel Read More

Boiler Pipe & Tubes Grades

The products are widely used in the industries of petrochemical refinery, electric power, economizer, heat-exchanger, super-heater …etc. Standard Grade ASTM/ASME A179  A179 ASTM/ASME A192 A192 ASTM/ASME A210 Gr.A1, Gr.C ASTM/ASME A209 T1, T1A ASTM/ASME A213 T5, T9, T11, T12, T22, T91 ASTM/ASME Read More

JIS G3445 for Mechanical Tubes

JIS G3445 Application: It is used for machinery, automobile, bicycle, furniture and components for other machines. Main Steel Tube Grades: STKM11A, STKM12A, STKM12B, STKM12C, STKM13A, STKM13B, STKM13C, STKM14A, STKM14B, STKM14C Chemical Composition: Standard Steel Grade C Si Mn P S JIS G3445 Read More