Welded Steel Tube for Steel Structure Application

• Customization: Available
• Type: Welded
• Technique: ERW
• Model NO.: OD21.5mm - OD508mm, W. T: 0.8-26mm
• Material: Carbon Steel
• Surface Treatment: Black
• Usage: Pipeline Transport, Special Purpose, Machinery Industry, Chemical Industry, Mining, Construction & Decoration
• Section Shape: Square/Round/Rectangular
• Steel Grade: Q195/Q235A/Q235B/Q345b/ASTM A36/ASTM A53/Ss400/X42
• Size: Od21.5mm - Od508mm, W.T: 0.8-26mm
• W.T: 0.8-26mm
• Length: Normal 6000mm, Range: 4-12meters, or as Requeirmen
• Transport Package: Strap in Bundles with Steel Strip, Ani-Tust Oil.
• Specification: OD21.5mm - OD508mm, W. T: 0.8-26mm
• Trademark: Wanrunda
• Origin: Qingdao and Tianjin
• HS Code: 7303009000
• Production Capacity: 200000mt Per Year

Product Description

Qingdao Wanrunda Imp and Exp Co.,ltd mainly export Galvanized steel pipe/tube; Welded steel pipe/tube; Square pipe/tube; Seamless steel pipe; Stainless steel tube; Galvanized steel coil; Stainless steel coil; Angle steel; H beam; Channel beam; C beam/Riffled sheet; Square bar etc

INTRODUCTION OF our Welded steel tube:

Introduction of our Welded Steel Pipe/Tube
Product Description:	ERW Welded Steel Pipe/Tube
Standard:	GB/T3091-2008  Low-pressure fluid transportation GB/T14291-2006  Mine fluid transportation GB/T14980-1994 Large diameter Low-pressure fluid transportation
Dimension:	OD21.5mm to OD508mm / 20X20-600X600mm / 20X30-400X600mm
Wall thickness:	0.8mm-26 mm
Length:	Normal 6000mm, Range: 4-12meters, or as the request of customers
Tolorance of W.T:	±0.05mm to ±0.25mm
Material:	Q235A/Q235B/Q345B/ASTM A36/ASTM A53/SS400/X42/X52
MOQ:	Normal dimension 5MT, unnormal dimension should negotaite.
Application:	GB/T3091-2008  Low-pressure fluid transportation, such as water , coal gas, air, oil, hot water, steem etc. or other usage. Normal grade:Q235A GB/T14291-2006 Mainly use for mine air compressor, water drain, gas drain etc.                 Normal grade: Q235A,Q235B GB/T14980-1994 durty  wanter supply/sewage drain/gas, oil transportation etc
Payment term:	30% payment in advance by T/T
Delivery time:	7-20 days after receiving the deposits.

 
Welded Carbon Steel Tube/Pipe
Specifications: 
* Standard: GB/T 3091-2008,ASTM A53-2007, ASTM 500, BS1387 etc
* Grade: Q195/Q235A/Q235B/Q345B/ASTM A36/ASTM A53/SS400/X42/X52 etc
* OD: OD21.5mm to OD508mm / 20X20-600X600mm / 20X30-400X600mm
* WT: 0.8-26mm 
* Length: 4m-12m 
* Ends Finish: Plain end, bevel end 
* Surface Treatment: Bare, black varnished, oiled finish, red color, anti-corrosion, 3PE,                           FBE or epoxy coating 
* Technique: Hot rolled or cold rolled , ERW or SAW welded steel tube
* Invoicing: Based on theoretical weight or actual weight 
* Payment Terms: L/C at sight, T/T or Western Union 
* Trade Terms: FOB/CFR/CIF 
* Certification: SGS,ISO, API 5CT, API 5L, DNV, ISO9001

Welded steel pipe application:
For liquid transportation- water supply/water drain;
For gas transportation- sewerage gas/liquefied petroleum gas ;
For structure-As piling steel pipe/bridge structure/road structure etc.
 
Normal Product Dimensions:
Square(GB/T6728-2002,GB/T6725-2002,JIS 3466,EN10219,ASTM A500) 
Rectangular(GB/T6728-2002 GB/T6725-2002)

Normal dimension of steel pipe
Square (SHS)		Rectangular(RHS)		Circle (CHS)
Out dia. (mm)	Wall thickness (mm)	Out dia. (mm)	Wall thickness (mm)	Out dia. (mm)	Wall thickness (mm)
10x10	0.5-1.0	10x20	0.6-1.0	10	0.5-1.0
12x12	0.5-1.0	12x25	0.6-1.0	12	0.6-1.0
16x16	0.6-1.2	20x40	0.6-1.6	16	0.6-1.0
19x19	0.6-1.5	25x50	0.8-2.75	19	0.6-1.5
20x20	0.6-1.6	30x50	0.8-3.0	20	0.6-1.5
25x25	0.8-2.75	30x60	0.8-3.0	21.5	0.6-1.5
30x30	0.8-2.75	40x60	1.0-4.0	25	0.8-2.75
32x32	1.0-3.0	40x80	1.5-4.0	27	0.8-2.75
38x38	1.0-3.0	50x75	1.5-4.0	32	0.8-3.0
40x40	1.0-3.5	50x100	2.0-6.0	38.1	1.0-3.0
50x50	1.0-5.0	50x125	2.0-6.0	42.5	1.0-3.5
60x60	1.0-6.0	50x150	3.0-6.0	48.4	1.0-5.0
63.5x63.5	1.0-6.0	60x80	1.5-6.0	50.8	1.0-5.0
70x70	1.5-6.0	60x100	2.0-6.0	63.5	1.0-6.0
75x75	1.5-6.0	60x120	2.0-6.0	68	1.2-6.0
80x80	2.0-6.0	75x100	2.0-6.0	70	1.2-6.0
90x90	2.0-6.0	75x125	2.0-6.0	73	1.4-6.0
100x100	2.3-6.0	75x150	3.0-6.0	76	1.4-6.0
120x120	3.0-6.0	80x120	2.0-6.0	80	2.0-6.0
125x125	3.0-6.0	80x160	3.0-6.0	89	2.0-6.0
150x150	3.5-8.0	100x150	4.0-12	90	2.0-6.0
200x200	4.0-12	100x175	4.0-12	95	2.0-6.0
250x250	5.0-12	100x200	4.0-12	100	2.3-6.0
300x300	5.0-14	150x200	4.0-12	102	2.3-6.0
350x350	6.0-14	150x250	4.0-14	108	2.3-6.0
400x400	6.0-18	150x300	5.0-16	110	2.3-6.0
500x500	8.0-20	200x300	5.0-16	114	2.3-6.0
600x600	8.0-20	200x400	6.0-16	133	3.0-6.0
		300x500	6.0-20	140	3.0-8.0
		400x600	8.0-20	152	3.0-8.0
				165	3.0-8.0
				190	3.5-12
				200	4.0-12
				219	4.0-12
				273	4.0-14
				325	5.0-16
				377	5.0-16
				426	6.0-20