Rectangular Pipe Rectangular tube

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Basic Info

Model No.
Brand Name

Product description

產品名稱	矩形管
寬度（mm）	10毫米20毫米~400毫米600毫米
壁厚（mm）	0.5毫米~20毫米
長度（mm）	0.1米~18米
標準	ASTM A500、ASTM A53、EN 10210、EN 10219、JIS G 3466、BS 1387、BS 6323
材料	20#， A53B，A106B，API 5L ST37.0，ST35.8，ST37.2，ST35.4/8，ST42，ST45，ST52，ST52.4 STP G38，STP G42，STPT42，STB42，STS42，STPT49，STS49
表面	黑漆、清漆、防銹油、熱鍍鋅、冷鍍鋅、3PE
證書	API5L ISO 9001：2008 TUV SGS BV 等
包裝	散裝包裝，成捆包裝（最大 3 噸），兩端帶有兩個吊索的捆綁管道，便于裝卸，末端帶塑料蓋或根據要求
應用	1. 流體管道 2.電廠 3.結構管 4.高低壓鍋爐管 5.石油裂解用無縫管/管 6.導管 7.腳手架、管道、制藥、船舶、建筑等

Rectangular pipeline size

尺寸（mm）	壁厚（mm）	尺寸（mm）	壁厚（mm）
20*20	1.2	7070 6080 100*40	1.8
	1.3		2
	1.4-1.5		2.2
	1.7		2.3
	1.8		2.5-4.0
	2		4.5-5.0
	2.2		5.5-5.75
	2.3	7575 6090 100*50	1.8
	2.5-2.75		2
2525 2030	1.2		2.2
	1.3		2.3
	1.5		2.5-4.0
	1.7		4.5-5.0
	1.8		5.5-5.75
	2	8080 10060 10080 12060	2
	2.3-2.3		2.2
	2.5-3.0		2.3
3030 3040 2540 2040	1		2.5-4.0
	1.2		4.5-5.0
	1.3		5.5-5.75
	1.5		7.5-7.75
	1.7	100100 12080	2
	1.8		2.2
	2		2.3
	2.2		2.5-5.0
	2.3		5.5-5.75
	2.5*2.75		7.5-7.75
	3	120120 14080 150100 16080	2.5
4040 3050 25*50	1.2		2.75
	1.3		3
	1.4-1.5		3.25-5.0
	1.7		5.5-7.0
	1.8		7.5-7.75
	2	140140 150150 200*100	3.5-4.0
	2.2-2.3		4.5-5.0
	2.5-4.0		5.25-7.0
5050 6040 3060 4050	1.5		7.5-7.75
	1.7	160160 180180	3
	1.8		3.5
	2		3.75
	2.2		4.0-5.0
	2.3		5.25-5.75
	2.5*-4.0		7.5-7.75
	4.25-5.0	6060 4080 7575 5070 50*80	2.3
6060 4080 7545 5070 50*80	1.5		2.5-4.0
	1.7		4.25-5.0
	1.8		5.5-5.75
	2		/
	2.2-2.3		/

Standard Corner Radius(Structural Sizes:)

Max. 3 x Nominal Wall Thickness

Mechanical Sizes		Structural Sizes
Largest Nominal Outside Dimension	Outside Tolerance at all Sides at Corners	Largest Nominal Outside Dimension	Outside Tolerance at all Sides at Corners
3/16 to 5/8	± 0.004	2 1/2 and under	± 0.020
over 5/8 to 1 1/8	± 0.005	over 2 1/2 to 3 1/2	± 0.020
over 1 1/8 to 1 1/2	± 0.006	over 3 1/2 to 5 1/2	± 0.030
over 1 1/2 to 2	± 0.008	over 5 1/2	± 1%
over 2 to 3	± 0.010
over 3 to 4	± 0.020
over 4 to 6	± 0.020
over 6 to 8	± 0.025

Straightness
Mechanical Sizes: Max. 1/16″ in 3 feet
Structural Sizes: Max. 1/8″ x Number of feet of total length divided by 5

Wall Thickness

Mechanical & Structural Sizes: ± 10% of Nominal Wall Thickness

Squareness of Sides
Mechanical Sizes: Max: ± b = c x 0.006″
b = Tolerance for out-of-square
c = Largest external dimension across flats
Structural Sizes: Adjacent sides may deviate from 90 ° by ± 2 °

Maximum Twist (Mechanical & Structural Sizes)

Largest Dimension, inches	Max. Twist*, inches
over 1/2 to 1 1/2	0.050
over 1 1/2 to 2 1/2	0.062
over 2 1/2 to 4	0.075
over 4 to 6	0.087
over 4 to 8	0.100

Convexity & Concavity(Mechanical & Structural Sizes)

Largest Nominal O.D., Inches	Tolerance ± Inches
2 1/2 and under	± 0.010
over 2 1/2 to 4	± 0.015
over 4 to 8	± 0.025

Structural Tubing A 500 Requirements

Grades	Chemical					Physical
Grades	C Max. %	Mn Max. %	P Max. %	S Max. %	Cu Max. %	Tensile strength, min. psi	Yield strength, min. psi	Elongation in 2 in.
B	0.26	/	0.04	0.05	0.20	58,000	46,000	23
C	0.23	1.35	0.04	0.05	0.20	62,000	50,000	21

Bare, Black Painting, Lightly Oiled

Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips line pipe