
Standard | ASTM A500, BS1387,GB3091,ASTMA53, B36.10, BS EN1029, GB/T9711 etc |
Material | Q195, Q235, Q345; ASTM A53 GrA,GrB; STKM11,ST 52,ST 37, 16Mn |
Size | OD: 20*30-400*600mm WT: 0.5 - 2.5 mm Length: 1-12m |
Technique | Hot Rolled, Electric Resistance |
Test | Tensile Test, Hydraulic Test, Eddy Current Test |
Application | Used For Water, Gas, Stream, Combustible Fluids And Other Liquid
Delivery |
Surface | Bared, Galvanized, Oiled, Color Paint, 3PE; Or Other Anti-corrosive
Treatment |
Ends | Plain, Beveled, Thread With Couplings Or Sockets; Plastic Caps And Steel Rings Can Be Provided If Possible |
Production Show
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.
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 ASTM A53 Hot Rolled Electric Resistance Welded Pre Galvanized Rectangular Pipe