Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
Supply Ability | 5000Tons per Year |
Delivery Time | 30-45 work days |
Packaging Details | Stainless Steel Pipes are packed in wooden boxes in seaworthy packing. |
Keyword | Stainless Steel Seamless Pipe |
Material | Duplex 2205 Super Stainless Steel |
OD | 21.3mm-711mm |
WT | 1.65mm-30.75mm |
Surface | Annealed, Brightly Annealed, Polish |
Application | Pressure vessel, high pressure pipe line |
Heat Treatment | Full Or Isothermal Anneal |
Brand Name | TORICH |
Model Number | ASTM A276 |
Certification | ISO9001, ISO14001, TS16949 |
Place of Origin | ZHEJIANG, CHINA |
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Product Specification
Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 5000Tons per Year |
Delivery Time | 30-45 work days | Packaging Details | Stainless Steel Pipes are packed in wooden boxes in seaworthy packing. |
Keyword | Stainless Steel Seamless Pipe | Material | Duplex 2205 Super Stainless Steel |
OD | 21.3mm-711mm | WT | 1.65mm-30.75mm |
Surface | Annealed, Brightly Annealed, Polish | Application | Pressure vessel, high pressure pipe line |
Heat Treatment | Full Or Isothermal Anneal | Brand Name | TORICH |
Model Number | ASTM A276 | Certification | ISO9001, ISO14001, TS16949 |
Place of Origin | ZHEJIANG, CHINA | ||
High Light | stainless tube steel ,large diameter stainless steel tube |
Standard | GB/T21833 ASTM A276 |
Matrial | Duplex 2205 Stainless Steel |
Size | WT: 1.65mm-30.75mm OD: 21.3-711mm Length: as customers' requirement |
Technique | Hot Finish,cold Finish |
Surface Treament | Annealed, Brightly Annealed, Polish |
Application | Pressure vessel, high pressure pipe line, heat exchanger(chemical processing industry), oil and gas pipeline |
Manufacture | Pipes shall be made by the seamless process and shall be either hot finished or cold finished. |
Test | Tension Test, Flaring Test, Flange Test, Reverse Test, Hardness Test, Hydrostatic or Nondestructive Electric Test etc |
Chemical Requirements
Steel Grade | C | Si | Mn | P | S | Cr | Ni | Mo | N |
Duplex 2205 | ≤0.03 | ≤1.00 | ≤2.00 | ≤0.04 | ≤0.03 | 21.0~24.0 | 4.5~6.5 | 2.5~3.5 | 0.08~0.2 |
Mechanical Properties
Ts (Mpa) | El (%) | Hv | 2.0t/2B |
≥ 450 | ≥ 620 | ≥ 18 | ≤ 320 |
Superior Surface Finish:
The traditional annealing:
Open furnace---Oxygen atmosphere---form Scale, tarnish the material, For more than 12m tubes this method is hard to clean inner surface.
A special bright annealing:
Closed furnace---Intert atmosphere use noble gases(Nitrogen and argon) Preventing Oxygen to contact with material---Surface finish is clean, bright and precision, which is an excellent starting point for further process, like electro-polishing and mechanical polishing. For more than 12m tubes, this method is much cleaner smoother on both inner and outer surface.
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.
PACKING:
Each tube in a plastic bag, then put tubes in a seaworthy woven bag ,each unit weight 400kg-500kg/bundle.
With strong wood structure box packing by containers loading and shipping.
Or as customer's requirement.
20 ft container - GP: 5.8m (Length) * 2.13m (Width) * 2.18m (Hight) ------ Max Gross Weight: 25MT/container.
40 ft container - GP: 11.8m (Length) * 2.13m (Width) * 2.18m (Hight) ------ Max Gross Weight: 27MT/container.
40 ft container - HG: 11.8m (Length) * 2.13m (Width) * 2.72m (Hight) ------ Max Gross Weight: 27MT/container.
Port Shanghai
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
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification:
Verified Supplier
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution providerTorich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the ...
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