
Black Square Hollow Section Carbon Steel Pipe Per Meter Price
I.Product Basic Info:
Item Name | Black Square Pipe |
Size | 10*10-600*600mm,WT:0.3-30mm,Length:fixed or random,as customer request |
Material | Q195-235,Q195,Q235,Q345 |
Surface | Black bared ,can be galvanized,oiled,painted,powdered... |
Ends | Plain |
Packing | In bundle |
Shipment | Use length≤5.8m by 20`GP,6m-12m by 40`GP,some sizes with 6m length can be into 20`GP. |
MOQ | 5tons for normal size and material |
Lead time | Within 7 days from stock with 6m length,20-25days for customized pipe according to the qty |
Loading port | Tianjin,China |
Trade terms | FOB,C&F,CIF,EXW |
Payment terms | TT deposit+BL copy/LC or 100%LC at sight |
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 2.Product  Chemical Composition & Mechanical Properties : Â
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 |
All items of our products and related tests as follow :Â
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,Â
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.
Our services:
1.Special design avaliable according to requirements.
2.All production processes are under ISO 9001-2008 strictly
3.Free sampleÂ
4.Acceptable for any third party inspection(SGS,BV...)
5.OEM is ok.
6.Visit factory any time.Â
Looking forward to your kind inquiry!Â

Black Square Hollow Section Carbon Steel Pipe Per Meter Price
I.Product Basic Info:
Item Name | Black Square Pipe |
Size | 10*10-600*600mm,WT:0.3-30mm,Length:fixed or random,as customer request |
Material | Q195-235,Q195,Q235,Q345 |
Surface | Black bared ,can be galvanized,oiled,painted,powdered... |
Ends | Plain |
Packing | In bundle |
Shipment | Use length≤5.8m by 20`GP,6m-12m by 40`GP,some sizes with 6m length can be into 20`GP. |
MOQ | 5tons for normal size and material |
Lead time | Within 7 days from stock with 6m length,20-25days for customized pipe according to the qty |
Loading port | Tianjin,China |
Trade terms | FOB,C&F,CIF,EXW |
Payment terms | TT deposit+BL copy/LC or 100%LC at sight |
Â
 2.Product  Chemical Composition & Mechanical Properties : Â
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 |
All items of our products and related tests as follow :Â
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,Â
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.
Our services:
1.Special design avaliable according to requirements.
2.All production processes are under ISO 9001-2008 strictly
3.Free sampleÂ
4.Acceptable for any third party inspection(SGS,BV...)
5.OEM is ok.
6.Visit factory any time.Â
Looking forward to your kind inquiry!Â
Led Table Lamp,Outdoor Patio Lights,Outdoor Lamp,Outdoor Hanging Lights
jiangmen jieken lighting appliance co.,ltd , https://www.jekenlighting.com