Mild Carbon Low Carbon Square Galvanized Structural ERW Rectangular Steel Pipe 25*50 Pre Hollow Section Iron Price Per Ton

• After-sales Service: 24 Hours Service
• Warranty: 6 Months
• Type: Hot Rolled Hollow Carbon Pipe, Welded
• Technique: ERW, Hot Rolled
• Material: Carbon Steel
• Surface Treatment: Galvanized, 1) Bared 2) Black Painted 3) Galvanized 4) Oiled
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Application: Structure Pipe
• Thickness: 0.8 - 12.75 mm
• Special Pipe: API Pipe, EMT Pipe
• Grade: Q235, Q235B, S275, S275jr, A53, St37, etc
• Length: 12m, 6m, 6.4m
• Product Name: Galvanized Square Steel Pipe
• Key Word: Welded Square Steel
• Surface: Black Painted
• Transport Package: Bundle, or with All Kinds of Colors PVC or as Your
• Specification: 20mm-1219mm
• Origin: China
• HS Code: 7306309000
• Production Capacity: 100000pices/Year

Product Description

Mild Carbon Low Carbon Square Galvanized Structural Erw Rectangular Steel Pipe 25*50 Pre Hollow Section Iron Price Per Ton

Product Description

Product name	20*20 Black Iron Square Tube /Black Square Steel Pipe
Outer diameter	10*10 mm - 600*600 mm
Wall thickness	0.6mm-25mm
Length	1m-12m/piece
Producing Standard	ASTM A500,JG 178-2005,JIS G3466,EN10210 GB/T6728-2002,GB/T6725-2002, GBT3094-2000,or according to technical protocol
Main Material	ASTM A53,ASTM A106 ASTM A210,ASTM A283,ST33, ST37-2,ST52, DIN1626,DIN1629,STPY41,G3452,G3457, S235,S355, Q195-Q235,Q345,20#, alloy steel etc
Technology	Seamless; Or With seam
Surface Treatment	Paint oil; Varnish; Galvanized; Galvanize the raw strip steel; Or according to customer's requirements
Package	Standard export packing in bundle:Tied with steel trips, then wrapped by plastic material. Or according to customer's requirements.
Usage	Widely used in mechanical manufacture, construction field, metallurgy industry, farm vehicles, agriculture greenhouse, automotive industry, railway, highway guardrail, container frame, furniture, decoration, steel structure etc

Specification

Introduction

ERW Steel Pipe(Electric Resistance Welded Pipe), A53 ERW Pipe, ERW Carbon Steel Pipe

Product Details of ERW steel pipe

Pipe End: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,

Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers PE)

Packing: 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, Plastic caps.

Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Hardness Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, NDT TEST ( ET TEST, RT TEST, UT TEST)

For ERW Line Pipe For ERW Casing

For ERW Structure Tube

For High pressure and high temperature

Size

Out Diameter:21.3-660mm

Wall Thickness: 1.0-20mm

Length : 3-12m, or according to customer's requirement

End : Plain End, Beveled End, Treaded

Standard

ASTM 5L, ASTM A53, ASTM A178, ASTM A500/501, ASTM A691, ASTM A252, ASTM A672, EN 10217

Steel Grade:

API 5L: PSL1/PSL2 Gr.A, Gr.B, X42, X46, X52, X56, X60, X65, X70

ASTM A53: GR.A, GR.B,ASTM A500 JIS G3466

EN: S275, S275JR, S355JRH, S355J2H,EN10219-1 ,EN10217-1

GB: Q195, Q215, Q235, Q345, L175, L210, L245, L320, L360-L555

 

Specification

Out diameter		Sch 5		Sch 10		Sch 40
Inch	mm	Thickness	Kg/mtr	Thickness	Kg/mtr	Thickness	Kg/mtr
1/2"	21.3	1.65	0.81	2.11	1.01	2.77	1.29
3/4"	26.7	1.65	1.03	2.11	1.30	2.87	1.71
1"	33.4	1.65	1.31	2.77	2.12	3.38	2.54
1 1/4"	42.2	1.65	1.93	2.77	3.15	3.68	4.11
1 1/2"	48.3	1.65	1.93	2.77	3.15	3.68	4.11
2"	60.3	1.65	2.42	2.77	3.98	4.81	5.31
3"	88.9	2.11	4.58	3.05	6.54	5.49	11.45
3 1/2"	101.6	2.11	5.25	3.05	7.52	5.74	13.77
4"	114.3	2.11	5.25	3.05	7.52	5.74	13.77
5"	141.3	2.77	9.50	3.40	11.74	6.55	22.10
6"	168.3	2.77	11.47	3.40	14.04	7.11	28.68
8"	219.1	2.77	14.99	3.76	20.25	8.18	43.16

Chemical Analysis and Mechanical Properties

Chemical Analysis and Mechanical Properties
Standard	Class	Grade	Chemical Analysis(%)				Mechanical Properties(min)(Mpa)
			C	Mn	P	S	Tensile Strength	Yield Strength
API 5L	PSL1	B	0.26	1.2	0.03	0.03	414	241
		X42	0.26	1.3	0.03	0.03	414	290
		X46	0.26	1.4	0.03	0.03	434	317
		X52	0.26	1.4	0.03	0.03	455	359
		X56	0.26	1.4	0.03	0.03	490	386
		X60	0.26	1.4	0.03	0.03	517	414
		X65	0.26	1.45	0.03	0.03	531	448
		X70	0.26	1.65	0.03	0.03	565	483
	PSL2	B	0.22	1.2	0.025	0.015	414	241
		X42	0.22	1.3	0.025	0.015	414	290
		X46	0.22	1.4	0.025	0.015	434	317
		X52	0.22	1.4	0.025	0.015	455	359
		X56	0.22	1.4	0.025	0.015	490	386
		X60	0.22	1.4	0.025	0.015	517	414
		X65	0.22	1.45	0.025	0.015	531	448
		X70	0.22	1.65	0.025	0.015	565	483
		X80	0.22	1.85	0.025	0.015	621	552

Product Process

 

Packaging & Shipping

· 1- Plastic caps plugged at the two sides of pipe ends

· 2- Should be avoided by the steel strapping and transport damage

· 3- Bundled signs should be uniform and consistent

· 4- The same bundle(batch) of steel pipe should be came from the same furnace.

· 5- The steel pipe has the same furnace number, the same steel grade, the same specifications.
 

FAQ

1.Q:  Can we visit your factory?

-A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
2.Q: Can provide OEM/ODM service?
-A: Yes. Please feel free to contact us for more details discuss.
3.Q: How is your Payment Term?
-A:We prefer TT
4.Q: Can you provide sample?
-A: Yes, for regular size of samples, it's for free but buyer need to pay freight cost.
5.Q.Surface coating

A:Antirusted painting, varnish painting, galvanized, 3LPE, 3PP,Zinc oxide yellow primer,Zinc phosphate primer and as per customers' request.
6.Q:Why choose our company ?
-A:(1)We are specialized in this industry for more than 20 years
     (2) We are the gold supplier on Alibaba com
7.Q: What's the MOQ ?
-A: 5Tons is ok
8.Q: What's your delivery time ?
-A:Regular lead time is 15 to 30 days after receiving deposit