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This specification of ASTM A 671 Carbon Steel Tubes covers standard requirements for electric-fusion-welded steel pipe with filler metal added, for atmospheric and lower temperatures.

We are one of the leading Manufacturers, Supplier and Exporters of high quality ASTM A213 T91 Alloy Steel Seamless Tube, SA213 T91 Tubes & Pipes.

S235JRH is a designation for a specific grade of steel used in the manufacture of spiral steel pipes.

ASTM A335 is often called as chrome moly pipe because of the chemical contain of Molybdenum (Mo) and Chromium (Cr). Molybdenum increases the strength of steel and Chromium (or chrome) is the essential constituent of stainless steel.