Q235 Hollow Section Gi Square Pipe for Construction & Green House
I.Product Basic Info:
| Name |
Galvanzied Square steel Pipe |
| Standard |
JIS G3466, EN 10219, GB/T 3094-2000, GB/T 6728-2002 |
| Material |
Q195,Q215,Q235 |
| Size |
15*15-100*100mm |
| WT |
0.6-2.3mm |
| Surface treatment |
Pre-galvanized |
| Zinc coating |
60-80g/m2, can up to 120g/m2 |
| Length |
usually 4.5-6.5m, can up to 12m; and can cut in any length according to client' s requirements |
| End Treatment |
plain or bevelled |
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 |
≥195 |
315-430 |
≥33 |
| Q215 |
0.09-0.15 |
0.25-0.55 |
≤0.30 |
≤0.05 |
≤0.045 |
≥217 |
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 |
Our services:
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.
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.
Packing and shipment
Packing: 1) only in bundles by steel scrips
2) in bundles and in plastic wrap
3) in bulk
4) conform to client' s requirements
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).
FAQ
Q1:What about the quality?
A:Third party inspections are always welcomed.as part of our dedication to the industry, we do
make arrangements for such inspections-ABS,DNV,BV,ect.
Q2: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock,
it is according to quantity.
Q3:Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q4:May I customize the steel pipe?
A:Yes, you can, we can manufacture according to your requirement, you can send the CAD or
design drawing to us.
Q5:Any Value-added Services?
A:Fottunately for you,we are very experience in this industry.we have equipped our warehouse
with the necessities to perform in-house painting,coating,and pipe cutting.
Q6: How about the trade terms?
A: EXW, FOB, CFR, CIF will be accepted.
Audited Supplier 
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