ASTM A53 is one of the product Bakrie Pipe Industries. This product has been passed accurate quality control of Bakrie Engineering. This product have composition :

ASTM A53                     Yield Strength (min)                    Tensile Strength (min)

Grade A                        30.000 psi (205 Mpa)                    48.000 psi (330 Mpa)

Grade B                        35.000 psi (240 Mpa)                    60.000 psi (415 Mpa)

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