Payment & Shipping Terms:
|Standard:||ASTM, BS, DIN, GB, JIS||Standard2:||ASTM A513-2007, BS 6323, BS EN10025, DIN EN 10305, GB/T 17396-1998, GB/T 3639-2000, GB/T 8713, JIS G3464-2006|
|Grade Group:||10#-45#, Q195-Q345, ST35-ST52||Grade:||20#, 45#, Q345, ST35, St35.8, St37, St37-2, St45, St52|
|Thickness:||5 - 60 Mm||Section Shape:||Round|
|Outer Diameter(Round):||50 - 500 Mm||Application:||Structure Pipe|
|Keyword:||Weld Carbon Steel Pipes|
precision seamless pipe,
black carbon steel pipe
Factory direct supply seamless round weld carbon steel pipes for sale
weld carbon steel pipes
Standard : GB/T3639, GB/T8713, EN10305-1:2002, EN10305-2:2002,
ASTM A519-2006, ASTM A513-2007, GB/T1591-2008, GB/T17396-2009
Material: 20#, 45#, Q345B, Q345D, 25Mn, 27SiMn, E355
Type: Hydraulic Cylinder Tube
Length: Up To 12000mm According To Customer's Requirement
Surface Treatment: As Customer's Required
Place Of Origin: Zhejiang, China (Mainland)
1~ Incoming Raw Material Inspection
2~ Raw Material Segregation to avoid steel grade mix-up
3~ Heating and Hammering End for Cold Drawing
4~ Cold Drawing and Cold Rolling, on line inspection
5~ Heat Treatment, +A, +SRA, +LC, +N, Q+T
6~ Straightening-Cutting to specified length-Finished Measuring Inspection
7~ Machanical Testing in own labs with Tensile Strength, Yield Strength, Elongation, Hardness, Impact, Mictrostruture etc
8~ Packing and Stocking.
A: A professional steel pipes materials inventor, manufacturer and solution provider
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us
Contact Person: Richard SHEN