ASTM A53 Welded Black Steel Pipe

ASTM A53 Welded Black Steel Pipe
OD:88.9--609.6mm
WT:4--16mm
Business type:manufacture & expor

ASTM A53 Welded Black Steel Pipe
OD:88.9--609.6mm
WT:4--16mm
Business type:manufacture & expor

Model Number:ASTM A53/A53M

 

Description

Standard: ASTM A53/A53M

Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

Grade:A and B

Type: Electric Resistance Welded(ERW)

 

Size: NPS 1 TO NPS 24 [DN25 to DN 600], with nominal(average)wall thickness as given in ASME B 36.10M or as customer’s requirement.

Outer Diameter: 1-24 inches( 33.4—609.6mm)

Thickness: 3-12mm

Length: Min 3 Meters, Max18 Meters, or according to customer’s requirement.

 

Surface Treatment: Normally bare or black vanish, FBE/2PE/3PE Coated.

Packing: 1. Small sizes below 219.1mm in bundles, Large sizes in bulk

     2. If need, all the pipes can be covered in waterproof wrapping.

 

Chemical Requirements

	Compositon, max %
	C	Mn	P	S	CoA	NiA	CrA	MoA	VA
	TYPE: ”E”
Grade A	0.25	0.95	0.05	0.045	0.40	0.40	0.40	0.15	0.08
Grade B	0.30	1.20	0.05	0.045	0.40	0.40	0.40	0.15	0.08

^A The total compositon for these five elements shall not exceed 1.00%

 

 

Tensile Requirements

	Grade A	Grade B
Tensile strength, min, psi[MPa] Yield strength, min, psi[MPa] Elongation in 2in or 50mm	48000[330]	60000[415]
	30000[205]	35000[240]
	A,B	A,B

^A The minimum elongation in 2in[50mm] shall be that determined by the following equation:

e=625000[1940]A^0.2/U^0.9