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ASTM A335 GR P1 ALLOY STEEL PIPES

Parmar Steel’s ASTM A335 GR P1 Alloy Steel Pipes are high-quality, seamless pipes designed for high-temperature service. Made from a chromium-molybdenum alloy, these pipes offer excellent strength, corrosion resistance, and durability. They are widely used in industries such as power generation, oil and gas, and petrochemical for transporting fluids under extreme conditions. The ASTM A335 GR P1 specification ensures these pipes meet rigorous standards for mechanical properties, chemical composition, and performance. Parmar Steel’s commitment to quality ensures reliable and efficient solutions for various industrial applications, making these pipes a trusted choice for demanding environments.

Dimensions	ASTM, ASME and API
Size Range	1/8NB TO 26NB IN
Schedule	SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS, UPTO 4" WALL THICK
Type	Seamless
Form	Round Pipes/Tubes, Square Pipes/Tubes, Rectangular Pipe/Tubes, Coiled Tubes, “U” Shape, Pan Cake Coils, Hydraulic Tubes
Length	Single Random, Double Random & Required Length, Custom Size – 12 Meter lengths
End	Plain End, Beveled End, Treaded

CHEMICAL COMPOSITION

Grade	C	Mn	P	S	Si	Cr	Mo
P1	0.05 - 0.15	0.30 - 0.60	0.025 max	0.025 max	0.50 - 1.00	1.00 - 1.50	0.44 - 0.65

MECHANICAL PROPERTIES

Grade	Tensile Strength (Mpa), Min.	Yield Strength (Mpa), Min.	Elongation, %
P1	415 min	205 min	30 min

TOLERANCE

NPS	OD Tolerance	NPS	WT Tolerance
1/8″ ≤ NPS ≤ 1 1/2″	+/- 0.4	1/8″ ≤ NPS ≤ 2 1/2″ , All T/D ratios.	+20%, -12.5%
1 1/2 < NPS ≤ 4″	+/- 0.79	NPS ≥ 2 1/2″ , T/D ≤ 5%	+22.5%, -12.5%
4″ < NPS ≤ 8″	+1.59, -0.79	NPS ≥ 2 1/2″ , T/D > 5%	+15%, -12.5%
8″ < NPS ≤ 12″	+2.38, -0.79	(T= Specified Wall Thickness; D = Specified Outside Diameter)

We Shine For Premier Quality Product

The company has over two decade long record of servicing customers in India as well as all over the world. The company attaches significant emphasis on ensuring adherence to quality standards at all levels.

The basic thrust of the quality philosophy is summed up in the company's Quality Policy which serves as the bench mark of all functions executed by the company. Strict quality assurance system is being followed in all our departments and Total Quality Management is applied to streamline and all the procedures and practices in operation to achieve high standard of efficiency.