Shandong, China
Business Type:
Manufacturer/Factory, Trading Company
Management System Certification:
ISO 9001, ISO 9000
OEM/ODM Service
Sample Available

Steel Pipe, Rectangular Steel Pipe, Rectangular Hollow Section manufacturer / supplier in China, offering Carbon Steel Welded Rectangular Steel Pipe, 16ga Self Nailing Plates, 16ga Self Nailing Plate and so on.

Gold Member Since 2015
Audited Supplier

Carbon Steel Welded Rectangular Steel Pipe

Get Latest Price
Purchase Qty. / Reference FOB Price
10-19 Tons US $580
20+ Tons US $575
Production Capacity: 100000mt/Year
Transport Package: Strap in Bundles with Steel Strip, Ani-Tust Oil.
Payment Terms: L/C, T/T, Money Gram, Western Union
Surface Treatment: Anti-Rust Oiled, Black Annealed
Size: 100X400X8mm X 6meters
Thickness: 6mm
Length: 6meters
Thickness Tolerance: +/- 0.2mm
Specification: 100 x 400 x 8mm x6meters

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Basic Info

Model NO.: 100x400mm x 8mm
Trademark: Wanrunda
Origin: Tianjin and Qingdao
HS Code: 7306610000

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


Product introduction:
PRODUCT: Rectangular Steel Hollow Section
STEEL GRADE: Q345B low Alloy steel
SIZE RANGE: 100 x 400 x 8mm x 8meters
THICKNESS: 8mm
LENGTH RANGE: Normal-6meters or 12meters; Also accept fixed length
SURFACE TYPE: anti-rust oiled, black annealed
PACKAGING: Standard exporting packaging
APPLICATION: Steel Structure, Fence, Road sign, Frame, Decorative tubes etc.
Other MS Steel Products: Steel Angle/Steel Sheet/API PIPE etc


Introduction of our steel hollow section:
Commodity:  HOT ROLLED STEEL HOLLOW SECTION
Dimension range:  SHS: 20X20-600X600mm, RHS:20X30-400X600mm,CHS:OD19-720mm
Wall thickness:  1.50-20 mm
Length:  1-12meters( normal length6000mm, accept fixed length)
Material:  Q195 and Q235 Mild Steel , Q345 Low Alloy steel, ASTM A500 Gr.B, ASTM A36,
            S355JRH,SS400
Surface treatment:  Anti-rust Oiled surface,Black
Thickness tolerance:  +/- 0.2mm
OD. Tolerance:  +/- 0.2mm
Technique:  Hot rolled
Application: construction,Steel structure, Road sign,Steel frame,light industry,
               automobile industry, agriculture, etc.
MOQ:  10MT
Package: be packed in bundle, wrapped with steel strips
Payment term:  T/T or L/C at sight
Delivery time:  within 15-20days after receiving the deposit
Remark:  Special spec is available

Mechanical character & Chemical element of normal material:
Material
Chemical
Composition
(%)
Q195CMnSiSP
 
0.06-0.120.25-0.50≤0.30≤0.050≤0.045
 
Tensile strength: 315-430(Mpa)
Yield strength:195(Mpa)
Elongation:33
Q235CMnSiSP
 
0.12-2.00.3-0.70≤0.30≤0.045≤0.045
 
Tensile strength: 375-460(Mpa)
Yield strength:235(Mpa)
Elongation:26
Q345CMnSiSPV
≤0.20≤1.70≤0.55≤0.040≤0.0400.02-0.15
Tensile strength: 470-630(Mpa)
Yield strength:345(Mpa)
Elongation:21

Process flow of Rectangular and Square steel pipe:


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

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)
10x100.5-1.010x200.6-1.0100.5-1.0
12x120.5-1.012x250.6-1.0120.6-1.0
16x160.6-1.220x400.6-1.6160.6-1.0
19x190.6-1.525x500.8-2.75190.6-1.5
20x200.6-1.630x500.8-3.0200.6-1.5
25x250.8-2.7530x600.8-3.021.50.6-1.5
30x300.8-2.7540x601.0-4.0250.8-2.75
32x321.0-3.040x801.5-4.0270.8-2.75
38x381.0-3.050x751.5-4.0320.8-3.0
40x401.0-3.550x1002.0-6.038.11.0-3.0
50x501.0-5.050x1252.0-6.042.51.0-3.5
60x601.0-6.050x1503.0-6.048.41.0-5.0
63.5x63.51.0-6.060x801.5-6.050.81.0-5.0
70x701.5-6.060x1002.0-6.063.51.0-6.0
75x751.5-6.060x1202.0-6.0681.2-6.0
80x802.0-6.075x1002.0-6.0701.2-6.0
90x902.0-6.075x1252.0-6.0731.4-6.0
100x1002.3-6.075x1503.0-6.0761.4-6.0
120x1203.0-6.080x1202.0-6.0802.0-6.0
125x1253.0-6.080x1603.0-6.0892.0-6.0
150x1503.5-8.0100x1504.0-12902.0-6.0
200x2004.0-12100x1754.0-12952.0-6.0
250x2505.0-12100x2004.0-121002.3-6.0
300x3005.0-14150x2004.0-121022.3-6.0
350x3506.0-14150x2504.0-141082.3-6.0
400x4006.0-18150x3005.0-161102.3-6.0
500x5008.0-20200x3005.0-161142.3-6.0
600x6008.0-20200x4006.0-161333.0-6.0

 

 
300x5006.0-201403.0-8.0

 

 
400x6008.0-201523.0-8.0

 

 

 

 
1653.0-8.0

 

 

 

 
1903.5-12

 

 

 

 
2004.0-12

 

 

 

 
2194.0-12

 

 

 

 
2734.0-14

 

 

 

 
3255.0-16

 

 

 

 
3775.0-16

 

 

 

 
4266.0-20

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