Q195 Cold Rolled Welded Carbon Mild Square Black Annealed Steel Tube

Model NO.: UNION STEEL-PIPE
Surface: Oil
Leghth: Can Meet Client′s Request
Trademark: UNION steel
Transport Package: Containers or Bulk
Specification: 21mm~219mm
Origin: China
HS Code: 730650000
Model NO.: UNION STEEL-PIPE
Surface: Oil
Leghth: Can Meet Client′s Request
Trademark: UNION steel
Transport Package: Containers or Bulk
Specification: 21mm~219mm
Origin: China
HS Code: 730650000
1.. Product basic info:
Outer Diameter 12mm-720mm
Wall Thickness 0.6mm-20mm
Length 1m-5.8m/6m/11.8m/12m, or random length as client's requests
Tolerence ±5%
Surface Treatment Galvanized(hot dip and pre-gal.); Color painted; Electroplating; Oiled
Standards ASTM A53,BS1387-85,GB/T3091-08,DIN2440,JIS-G3444,EN10255
Material Q195, Q215, Q235, Q345
Certificate IS0 9001:2000
End Treatment Plain end; Beveled; Threaded with sockets/coupling and plastic caps
Packaging In bundles; PVC export packing; or as client's requests
Usage Scaffolding pipe; Structure pipe; Fence/Door pipe; Furniture; 
Low pressure fluid pipe for water, oil or gas; Boiler pipe
Delivery Time 10days from stock; 20-30days produced according to the qty 
Payment Term T/T; L/C
Price Term CIF; CFR;  FOB Tianjin, China; EXW
Loading Port Tianjin, China
MOQ One container
Others 1.All the pipes is high-frequency welded.
2.Both inner and outer welded stab can be removed.
3.Special design available according to requirement.
4.Pipe can be necked down and punched holes.
5.Supplying BV or SGS Inspection if client need.

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 ≥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: Technological Process
Process flow of Rectangular and Square steel pipe:
Rectangular Steel Pipe for Steel Structure


                                       Hot Rolling                                                                                 Annealing
Factory AISI 304 Stainless Steel Hrap Angle Bar No. 1 FinishFactory AISI 304 Stainless Steel Hrap Angle Bar No. 1 Finish
                      Pickled
Factory AISI 304 Stainless Steel Hrap Angle Bar No. 1 FinishFactory AISI 304 Stainless Steel Hrap Angle Bar No. 1 Finish
-------------------------------------------------------------------------------------------------------------------------------------------

4:WHY CHOOSE US ???

Q195 Cold Rolled Welded Carbon Mild Square Black Annealed Steel Tube


Dear Customers, If you have any questions, Pls give me a call or send me email, Welcome to my factory anytime!!!

HENAN UNION STEEL IMPORT&EXPORT CO.,LTD
UNION STEEL GROUP CO.,LIMITED
TEL:0371-85510799    FAX: 0371-85510788
MOBILE:+86-13612105379
 
 

  1.. Product basic info:
Outer Diameter 12mm-720mm
Wall Thickness 0.6mm-20mm
Length 1m-5.8m/6m/11.8m/12m, or random length as client's requests
Tolerence ±5%
Surface Treatment Galvanized(hot dip and pre-gal.); Color painted; Electroplating; Oiled
Standards ASTM A53,BS1387-85,GB/T3091-08,DIN2440,JIS-G3444,EN10255
Material Q195, Q215, Q235, Q345
Certificate IS0 9001:2000
End Treatment Plain end; Beveled; Threaded with sockets/coupling and plastic caps
Packaging In bundles; PVC export packing; or as client's requests
Usage Scaffolding pipe; Structure pipe; Fence/Door pipe; Furniture; 
Low pressure fluid pipe for water, oil or gas; Boiler pipe
Delivery Time 10days from stock; 20-30days produced according to the qty 
Payment Term T/T; L/C
Price Term CIF; CFR;  FOB Tianjin, China; EXW
Loading Port Tianjin, China
MOQ One container
Others 1.All the pipes is high-frequency welded.
2.Both inner and outer welded stab can be removed.
3.Special design available according to requirement.
4.Pipe can be necked down and punched holes.
5.Supplying BV or SGS Inspection if client need.

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 ≥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: Technological Process
Process flow of Rectangular and Square steel pipe:
Rectangular Steel Pipe for Steel Structure


                                       Hot Rolling                                                                                 Annealing
Factory AISI 304 Stainless Steel Hrap Angle Bar No. 1 FinishFactory AISI 304 Stainless Steel Hrap Angle Bar No. 1 Finish
                      Pickled
Factory AISI 304 Stainless Steel Hrap Angle Bar No. 1 FinishFactory AISI 304 Stainless Steel Hrap Angle Bar No. 1 Finish
-------------------------------------------------------------------------------------------------------------------------------------------

4:WHY CHOOSE US ???

Q195 Cold Rolled Welded Carbon Mild Square Black Annealed Steel Tube


Dear Customers, If you have any questions, Pls give me a call or send me email, Welcome to my factory anytime!!!

HENAN UNION STEEL IMPORT&EXPORT CO.,LTD
UNION STEEL GROUP CO.,LIMITED
TEL:0371-85510799    FAX: 0371-85510788
MOBILE:+86-13612105379
 
 

 

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