TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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| Standard | ASTM, GB, JIS, DIN, EN, AISI, ISO |
| Matrial | TP304 TP304L TP316 TP316L TP347 TP347H TP321 TP321H TP310 TP310S TP410 TP410S TP403 S31803/S32205 S32750 S32760 |
| Outer Diameter | Welded Pipe: single slit(Φ8mm-Φ630mm); Girth(Φ630mm-Φ3000mm) |
| Thickness | Welded Pipe: single slit(0.5mm-25mm); Girth(3mm-30mm) |
| Length | Commonly 5.8 Meters or 6.0 Meters, or as customers' request |
| Tolerance | According to the Standard, +/-10% Commonly |
| Surface | 180#, 320#, 400# Satin/Hairline, Bright Anneal, 400#, 500#, 600# or 800# Mirror finish |
| Test | Flaring test, Flattening test, Bending Test, Hydraulic Test, Eddy Current test |
| Application | Petrochemical industry, chemical fertilizer industry, oil refining industry, oil and gas industry, light industry and food industry, pulp and paper industry, energy and environmental industries. |
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 A249 3000mm Large Diameter Stainless Steel Pipe in Petrochemical industry