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Black Hollow Section Cold Formed Welded Structural Hollow Section

China Black Hollow Section Cold Formed Welded Structural Hollow Section, Find details about China Steel Pipe, Black Steel Tube from Black Hollow Section Cold Formed Welded Structural Hollow Section

Model NO.
tyt
Standard
GB/T3091-2001, BS1387-1985, ASTM A53-1996
Wt
20*40-350*400mm
Trademark
Tianyingtai
Transport Package
Export Package
Specification
Od: 17-219mm, Wt: 0.8-10.0mm
Origin
Tianjin, China
HS Code
73063090
Model NO.
tyt
Standard
GB/T3091-2001, BS1387-1985, ASTM A53-1996
Wt
20*40-350*400mm
Trademark
Tianyingtai
Transport Package
Export Package
Specification
Od: 17-219mm, Wt: 0.8-10.0mm
Origin
Tianjin, China
HS Code
73063090
1,Product Information
Product NameRectangular Black Iron Pipe Specifications Per Weight
OD20-219mm,WT:0.8-12mm
Size10*10-400*400mm,WT:0.8-12mm
Length0.3-13m or as your requirement
SurfacePre-galvanized/Hot Dip Galvanized/Oiled/Painted
MaterialQ195/Q215/Q235/Q345/Q195-Q235
StandardASTM-A53   /BS 1387-1985/   GB/T 3091-2001 for round pipe

 		ASTM A500 /GB/T3094       for square/rectangular pipe
EndsPlain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/expanding neck/punching holes
Black Hollow Section Cold Formed Welded Structural Hollow Section  Black Hollow Section Cold Formed Welded Structural Hollow Section
2,Package
Packing:In bundle
Loading port: Tianjin,China.
Shipment:usual length ≤5.8m by 20'GP,6m-12m by 40'GP(some sizes with 6m L can be into 20'GP
3,Service
1.Special design avaliable according to requirements.
2.All production processes are under ISO 9001-2008 strictly
3.Free sample 
4.Acceptable for any third party inspection(SGS,BV...)
5.OEM is ok.
6.Visit factory any time

  Product Specification                                    

Outer Diameter20*10-400*600mm
Wall thickness0.8-12mm
Length1-12m ,according to customers'requirements, stock is 6m
MaterialQ195, Q215 ,Q235 ,Q345, Q195-Q235
StandardASTM A500,GBT 6728,GB T 3094
Packing1)Big OD :in bulk
2)Small OD:packed by steel strips into bundles
3)According to the requirement of the customers.
Zinc CoatingPre-:60-150g/m2 Hot Dip Galvanzied:>200g/m2
CertificateISO 9001-2000
TechniqueWelded / ERW / Cold drawn
Product CategoryMetallurgy,Mineral &Energy
Main MarketMiddle East, Africa, Asia and some European country and America ,Australia
annual output200,000 tons
Remarks1.Payment terms :T/T deposite+B/L copy or L/C at sight
2.Terms of trade :FOB ,CFR,CIF
3.MOQ : 10 tons ( Can coordinate )

                     Hollow Section--GBT 6728/ASTM A500                  

Size(mm)Thickness(mm)Size(mm)Thickness(mm)
10*100.6-1.020*100.6-1.0
12*120.6-1.025*120.6-1.0
16*160.6-1.238*190.6-1.5
19*190.6-1.550*250.6-1.5
20*200.6-1.550*301.0-3.0
25*251.0-2.7560*401.5-3.5
30*301.0-2.7575*501.5-4.0
32*321.0-3.080*401.5-4.0
38*381.0-3.0100*502.0-6.0
40*401.0-3.5100*602.0-6.0
50*501.0-5.0100*752.0-6.0
60*601.0-6.0120*603.0-6.0
63.5*63.51.0-6.0120*803.0-6.0
70*701.5-6.0125*503.0-6.0
75*751.5-6.0125*753.0-6.0
80*802.0-6.0150*503.0-6.0
90*902.0-6.0150*753.0-6.0
100*1002.3-6.0150*1004.0-12
120*1204.0-6.0160*804.0-6.0
125*1254.0-6.0175*1004.0-12
150*1504.0-8.0200*1004.0-12
200*2006.0-12200*1504.0-12
250*2506.0-12250*1505.0-12
300*3006.0-12300*2005.0-12
400*4006.0-12400*2005.0-12

Quality Inspection:

1.Our factory has its own "experimental testing center".CNAS Laboratory Accreditation Certificate (the second private enterprise to obtain this certificate)

2.Control quality strictly.The first pass is the quality inspection on the production line,The second pass is full inspection of the  production quality .

3.We have got internationally recognized certificates, ISO, CE, LR,Philippine certificate,also support third-party testing,as SGS, BV, ect.

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