Square Hot DIP Galvanized Steel Pipe for Frame

• Customization: Available
• Type: Welded
• Technique: ERW
• Model NO.: OD21.5 -508mm / 20X20-600X600mm / 20X30-400X600mm
• Surface Treatment: Hot DIP Galvanized Steel Tube
• Usage: Construction & Decoration, Fence or Other
• Section Shape: Rectangular
• Size: 100X200mm
• Thickness: 6mm
• Length: 6meters
• Zinc Coat: Hot Dipped Galvanized Surface, Zinc:240g-280g
• Thickness Tolerance: +/- 0.05mm
• Transport Package: to Be Packed in Bundle, Wrapped with Steel Strips.
• Specification: 100x200x6mm x 6meters
• Trademark: Wanrunda
• Origin: Tianjin and Qingdao
• HS Code: 73066100
• Production Capacity: 100000mt/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
1.Brief Specifications of Hot dip galvanized steel pip/steel tube

1)Dimension: 100x200mm 
2)Wall thickness: 6mm 
3)Length: 6meters( normal 6meters, accept fixed length)
3)Steel grade: Q195,Q235B, Q345B,A106B,A53(A,B), SS400,S235JRH etc
4)Zinc coat: 240-280g (double sides)
5)Technique: Cold rolled or hot rolled , galvanized surface
6)Additional service: Threaded, Coupler, PVC Cap etc

2 Hot dip galvanized steel pipe Parameters

1.Commodity Name	Pre galvanized steel pipe/steel tube for various usage
2.Standard	BS 1387, GB 3091, ASTM A53, JIS G3444, DIN2444
3.Outer Diameter	SHS: 25X25-400X400mm, RHS:25X50-200X400mm,CHS:OD25-426mm
4.Wall Thickness	2.0-20mm
5.Length	4-12meters (normal 6meters)
6.Material	Q195, Q215, Q235, Q345 ,A53(A,B) (Chinese Standard, Other Material Can Also Be Provided, such as SS400,S235JRH etc)
6.Brand Name	WRD
Ends	Plain Or Threaded With Socket Or Beveled With Plastic Caps
Zinc Coated	Pre-galvanized: 80-120g/m2; Galvanized:   200~400g/m2
Package	In Bags, Bundles, Losses Containers Or Any Other Seaworthy Package As Client Option,
Inspection	With Hydraulic Testing, Eddy Current, Infrared Test
Technique	ERW and Hot Rolled/Cold Rolled/ Cold Drawn
7.Usage of the pipe	The pipe are mainly used as long distance transportation pipeline for oil, gas, liquid coal etc. on land and offshore. And also can be applied as construction pipes on offshore platform, power station , petrochemistry and city construction etc.
8.Export to these countries	Canada, USA, Peru, Chile, Colombia, Brazil, India, Malaysia, Singapore, Vietnamese, Australia, Myanmar, Kenya, South Africa, Spain, Italy, France, England, Belgium, etc
9.Certificates	ISO ,CE,SGS etc

3 Process Flow:
Black pipe examination → Acid washing → Water washing → Solvent coating → Linning → Drying → Hot dip galvanizing → Outside blasting → Inside blasting → Water cooling → Examination → Passivation → Proceed cleaning → Drying → Printing → Sprinkling passivation → Marked → Packing → Final examination into storage

4 Company introduction
QINGDAO WANRUNDA IMP AND EXP CO.,LTD is a special and experienced steel supplier and exporter, can manufacture according to ASTM,JIS,DIN,API standard. We have exported to Australia, Doha, Sri Lanka, India, Turkey, Kyrgyzstan, Russia, Canada, Poland, Middle east countries and African countries, We got very good reputation from all our cooperative clients;
We mainly manufacture and sale various kinds of steel pipe, include Welded pipe/Galvanized steel pipe/Pre-Galvanized steel pipe/Square and Rectangular hollow section/Furniture pipe/Warmhouse booth pipe/stainless steel pipe etc ; Steel coil include Pre-Galvanized steel coil and stainless steel coil; Steel profile include Angle steel/Channel steel/Steel checkered plate/Square steel/C-channel steel etc. We also deal with assorted products, such as Flange/Steel hinge/Plastic pipe plug and cap etc.
 
5 Our advantage:

Payment Terms	L/C T/T and D/P,etc
Advantage 1	We have our own factory, Save you a lot of cost .So we have competitive price
Advantage 2	Strict quality control, ensure you the high quality product quality
Advantage 3	High-quality service team, provide you full service customer satisfaction
method of transportation	By container or bulk carrier transportation and train transportation.
Surface treatment	Hot Rolled/Cold Rolled/ Cold Drawn, Zinc coat:80-120g / 200-400g
Standard	BS 1387, GB 3091, ASTM A53, JIS G3444, DIN2444

 

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

Qingdao Wanrunda Imp and Exp Co.,ltd is a special manufacturer and exporter for steel products.
We mainly export Steel hollow section( SHS,RHS,CHS)/Galvanized steel pipe/ Pre-galvanized steel pipe/ Hot dip galvanized pipe/ Bright finished pipe/ furniture pipe/ Welded steel pipe/ Seamless steel pipe/ Spirale steel pipe/ Stainless steel tube.
Galvainzed steel coil/Stainless steel coil/Angle steel/H beam/Channel beam/ C beam/Riffled sheet/Square bar etc