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Tangshan Lianchuang Steel Making Science & Technology Co., Ltd.

Steel Pipe, Steel Tube, Square Steel Pipe manufacturer / supplier in China, offering 300X300 Black Square Steel Pipe, Ss400 ERW Steel Square Tube, Pre-Galvanized Steel Pipe for Buiiding and so on.

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300X300 Black Square Steel Pipe

FOB Price: Get Latest Price
Min. Order: 10 Tons
Production Capacity: 1, 500, 000 Tons Per Year
Transport Package: Bulk, Bundle, Seaworthy Packing
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 300*300
  • Technique: ERW
  • Surface Treatment: Black
  • Section Shape: Square
  • Thickness: 0.8mm - 12mm
  • Length: 1-12m, SRL/DRL, 20FT/ 40FT, Fixed or Special
  • Packaging: Standard Export Package or as Your Require
  • Delivery Time: 15-30 Days
  • Specification: ASTM, . API, DIN, JIS, SGS
  • HS Code: 73066100
  • Type: Welded
  • Material: Carbon Steel
  • Usage: Construction & Decoration, Furniture
  • Diameter: 10 * 20mm/15mm*15mm - 200mm * 400mm/300mm*300mm
  • Pipe Ends: Square Cut, Burr Removed
  • Item Name: Square Steel Pipe
  • MOQ: 10 Tons
  • Trademark: LC
  • Origin: Tangshan
Product Description
 
  Black Square Steel Pipe
 
Name  Black square pipe
Thickness(mm)0.8-12mm
Size(mm)20*30-200*400
TypeSquare or rectangular
StandardGB/T3094-2000, GB/T6728-2002, ASTM A500, JIS G3466
GradeQ195, Q215, Q235, Q345,A500, , SS400,
Certificate SGS, ISO
UsageConstruction frame, large bridge, car keel, fence tube, machine manufacturing, container frame
TechniqueHot rolled and cold rolled , annealed(welded)
 
packing
In bundle and double strapped
Anti-water paper cover
As customer's requirement
 
Surface
Pre-galvanized
Hot dipped galvanized
Oiled, color painting
Price termFOB, CFR, CIF
Main marketMiddle east, Africa, North&South America, Southeast Asia
DeliveryWithin 20 days after receipt deposit or L/C
Port of loadingTianjin port, China
PaymentTT , L/C 
Productivity150,000 tons/ month
 
Normal dimension of steel pipe
Black Steel Pipe
(Square)SHS(Rectangular)RHS
(Out dia.)mm(Wall thickness)mm(Out dia.)mm(Wall thickness)mm
15*150.8-2.520*300.8-2.75
20*200.8-2.7520*400.8-2.75
25*250.8-2.7530*400.8-3.0
30*300.8-3.025*500.8-3.0
38*380.8-4.030*500.8-4.0
40*400.8-4.030*600.8-4.0
50*500.8-5.040*600.8-5.0
60*600.8-5.040*800.8-5.0
70*701.3-5.050*700.8-5.0
80*801.5-5.060*801.3-5.0
100*1001.5-12.050*1001.3-6.0
120*1201.6-12.060*1001.3-6.0
130*1302.0-12.060*1201.6-6.0
140*1402.0-12.080*1001.6-6.0
150*1502.0-12.080*1201.6-12.0
160*1602.0-12.080*1402.0-12.0
180*1802.0-12.080*1602.0-12.0
200*2002.0-12.0100*1502.0-12.0
250*2503.5-12.0100*2002.0-12.0
300*3003.5-12.0150*2503.0-12.0


100*3003.0-12.0


200*3003.0-12.0


200*4003.0-12.0




Hot Dipped Galvanized Steel Pipe
(Square)SHS(Rectangular)RHS
(Out dia.)mm(Wall thickness)mm(Out dia.)mm(Wall thickness)mm
15*150.82-2.5220*300.82-2.77
20*200.82-2.7720*400.82-2.77
25*250.82-2.7730*400.82-3.02
30*300.82-3.0225*500.82-3.02
38*380.82-4.0230*500.82-4.02
40*400.82-4.0230*600.82-4.02
50*500.82-5.0240*600.82-5.02
60*600.82-5.0240*800.82-5.02
70*701.32-5.0250*700.82-5.02
80*801.52-5.0260*801.32-5.02
100*1001.52-12.0250*1001.32-6.02
120*1201.62-12.0260*1001.32-6.02
130*1302.02-12.0260*1201.62-6.02
140*1402.02-12.0280*1001.62-6.02
150*1502.02-12.0280*1201.62-12.02
160*1602.02-12.0280*1402.02-12.02
180*1802.02-12.0280*1602.02-12.02
200*2002.02-12.02100*1502.02-12.02


100*2002.02-12.02


150*2502.02-12.02




Pre-Galvanized Steel Pipe
(Square)SHS(Rectangular)RHS
(Out dia.)mm(Wall thickness)mm(Out dia.)mm(Wall thickness)mm
15*150.7-2.020*300.7-2.0
20*200.7-2.020*400.7-2.0
25*250.7-2.025*500.7-2.0
30*300.7-2.030*400.7-2.0
38*380.7-2.030*500.7-2.0
40*400.7-2.040*600.7-2.0
50*500.7-2.040*800.7-2.0
60*600.7-2.037*570.7-2.0
80*800.7-2.027*470.7-2.0
100*1000.7-2.037*770.7-2.0


50*1000.7-2.0
 
 
1.High quanlity and reasonable price.
2. Customized on-demand.
3. Reasonable shipping and fast delivery.
4.Free sample.
If you have any question,please contact us!
We will reply you within 24 hours.
TANGSHAN LIANCHUANG STEEL MAKING SCIENCE & TECHNOLOGY CO., LTD
Add: LUAN COUNTY,EQUIPMENT MANUFACTURING INDUSTRIAL PARK,TANGSHAN CITY,HEBEI PROVINCE,CHINA
Tel: +86-18833353021  Fax:+86-315-7410603
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