GB/T 13912-2002 Seamless Pipe
|
Standard
|
GB/T 13912-2002
|
|
Size
|
OD: 30-400mm WT: 0.5-20mm, Length : 1000mm-12000mm
|
|
Material
|
Q195, Q215, Q235 etc Carbon Steel
|
|
Surface
|
Hot Dip Galvanized Coatings
|
|
Application
|
For Bush Arm etc machining products
|
|
Test
|
Tension Test, Flaring Test, Flange Test,
Reverse Test, Hardness Test, Hydrostatic or Nondestructive Electric Test etc |
QUALITY CONTROL:
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
100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.
Products Show
Seamless Seel Tubes are packed in wooden boxes or hexagonal bundles in seaworthy packing.
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
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.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
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
TORICH DIN2391 Stainless Steel Hydraulic Cylinder Honed Tube BK+S
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.