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China factory gi square tubes for building

China factory gi square tubes for building
China factory gi square tubes for building
CategoriesTian yingtai square tubes
AlbumView larger image
Alloy Or NotNon-alloy
Secondary Or NotNon-secondary
EndsPain, bevelled, thread
ShapeSquare. Rectangular.Round
ProcessPunching, bend, thread
FOB portTianjin port
Terms of PaymentL/C, T/T
Update Time2020-05-28
Detail Information
Product description
China factory gi square tubes for building
I.Product Basic Info:
Name
China factory gi square tubes for building
Surface
Galvanized (40-60g/m2 usual,can be request by customer)
Material
Q195,Q215,Q235
MOQ
5 tons for normal size and material
WT
0.3-2.2mm
Payment terms
TT deposit +BL copy / LC   or 100% LC at sight 
Trade terms
FOB,C&F,CIF,EXW
Length
fixed or random,as customer request.
End Treatment
Plain(can be threaded,punch,shrink,extension... )
Lead time

within 7 days from stock with 6m length (stock pipe with our factory name

in Chinese),20-25 days for customized pipe according to the qty

 2.Product  Chemical Composition & Mechanical Properties :  

Grade
Chemical Composition
Mechanical Properties

C

Mn

Si

S

P
Yield
Tensile
Elongati
Strength Mpa
Strenth Mpa
-on %
Q195
0.06-0.12
0.25-0.50
≤0.30
≤0.045
≤0.05
315-430
315-430
≥33
Q215
0.09-0.15
0.25-0.55
≤0.30
≤0.05
≤0.045
≥215
335-450
≥27
Q235
0.12-0.20
0.30-0.67
≤0.30
≤0.045
≤0.04
≥235
375-500
≥26
Q345
≤0.20
1.00-1.60
≤0.55
≤0.04
≤0.04
≥345
470-630
≥22
3.Product standard test:
Q195≈
Grade B,SS330 SPHC,S185
Q215 ≈
Grade C/CS Type B,SS330 SPHC
Q235 ≈
Grade D,SS400,S235
Q345 ≈
Grade 50/345,SPFC590,E/S335
Product Show
Our advantages
All items of our products and related tests as follow : 
1.ERW black round pipe (ASTM A53,GB..)
2.Weld black square/rectangular pipe(ASTM A500,GB,...)

3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)

4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)

5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.

6.Spiral steel pipe

7.Seamless pipe (ASTM A53,A106B,)

8.Oval pipe in galvanized and black surface

9.LTZ... special sizes pipe

10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material

11.Steel angle, Flat bar,round bar,sqaure bar, 

12.H,I,U,C,T,Y,W...steel beam/channel

13.Deformed steel bar

14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.

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