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Material Grade Q355b Rectangular Steel Tube (RHS) 300X200X6mm X 6000mm Surface Anti-Rust Oil Covered
Material Grade Q355b Rectangular Steel Tube (RHS) 300X200X6mm X 6000mm Surface Anti-Rust Oil Covered
Material Grade Q355b Rectangular Steel Tube (RHS) 300X200X6mm X 6000mm Surface Anti-Rust Oil Covered
Material Grade Q355b Rectangular Steel Tube (RHS) 300X200X6mm X 6000mm Surface Anti-Rust Oil Covered
Material Grade Q355b Rectangular Steel Tube (RHS) 300X200X6mm X 6000mm Surface Anti-Rust Oil Covered
Material Grade Q355b Rectangular Steel Tube (RHS) 300X200X6mm X 6000mm Surface Anti-Rust Oil Covered

Material Grade Q355b Rectangular Steel Tube (RHS) 300X200X6mm X 6000mm Surface Anti-Rust Oil Covered

Min.Order: 20
Product origin: Qingdao, Shandong, China
Infringement complaint: complaintComplaint
US$ 960

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

(these square steel tube, we export to Indian market. The steel material is Chinese Q355B, it equal to St 52,S355JRH, Q355B anti-impact is better than Q235,AT500 Gr.B,SS400,A53 etc. It widly use for steel structure/machine/steel house etc in cold place,such as Russia.

This tube surface covered by Anti-rust oil,looks little black.Please see bellow detailed intruction for our Q355B square steel section: 
Commodity: Rectangular steel hollow section ( materia as Q355B)
Dimension: 300mm x 200mm
Wall thickness: 6mm
Length: 6meters( normal length6000mm, accept fixed length)
Material:  Q355/16Mn/St52
Surface treatment:  Anti-rust Oiled surface,Black surface
Thickness tolerance:  +/- 0.25mm
OD. Tolerance:  +/- 0.25mm 
Technique:  Hot rolled
Application: construction,Steel structure, Road sign,Steel frame,light industry,
               automobile industry,fluid pipe,Hydraulic pipe, agriculture, etc.
MOQ:  10MT
Package:  Surface to be oiled, bulk packing
Payment term:  T/T or L/C at sight
Delivery time:  within 15-20days after receiving the deposit
Remark:  Special spec is available
 
Dimensions Measurment:

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
Q355CMnSiSPV
≤0.20≤1.70≤0.55≤0.040≤0.0400.02-0.15
Tensile strength: 470-630(Mpa)
Yield strength:355(Mpa)
Elongation:21

Container loading:


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
 
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
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