TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Super Duplex 2507 Stainless Steel Pipes
The duplex material is a kind of ferrite-austenitic duplex stainless steel ,which is integrated conductive
properties both of ferrite and austenitic and provided with higher intensity as well as tenacity .on basis
of high content of chrome and molybdenum,the duplex material is endowed with all sorts capability of corrosion.
| UNS | Chemical , % | ||||||||
| C max | Mn max | P max | S max | Si max | Ni | Cr | Mo | N | |
| S31803 | 0.030 | 2.00 | 0.030 | 0.020 | 1.00 | 4.5-6.5 | 21.0-23.0 | 2.5-3.5 | 0.08-0.20 |
| S32205 | 0.030 | 2.00 | 0.030 | 0.020 | 1.00 | 4.5-6.5 | 22.0-23.0 | 3.0-3.5 | 0.14-0.20 |
| S32750 | 0.030 | 1.20 | 0.035 | 0.020 | 0.80 | 6.0-8.0 | 24.0-26.0 | 3.0-5.0 | 0.24-0.32 |
| S32760 | 0.050 | 1.20 | 0.030 | 0.010 | 1.00 | 6.0-8.0 | 24.0-26.0 | 3.0-4.0 | 0.20-0.30 |
| UNS | Tensile Strength Min Ksi(Mpa) | Yield Strength Min Ksi(Mpa) | Elongation in 2 in or 50 mm ,Min,% | Rockwell Hardness Max |
| S31803 | 90(620) | 65(40) | 25 | 95 |
| S32205 | 95(660) | 70(485) | 25 | 88 |
| S32750 | 116(800) | 80(550) | 15 | 90 |
| S32760 | 109-130(750-895) | 80 (550) | 25 | 95 |
This kind of material possesses low heat expanding while its conductivity is higher than austenitic stainless
steel and owns good joining property ,It is applied in exchangers and pipelines of petroleum production,
processing and transportation/Crude oil and natural gas and sea water desalination / Chemical processing
and transportation equipment /Chloride solution processing,treatment and transportation /chemical tankers,
oil tankers and water processing pipelines.
Available Size:
OD : 6-219.1mm
WT : 0.5-12.7 mm
L: 20 meter Max
Available Specification:
ASTM/ASME A789/SA 789; ASTM/ASME A790/SA790
Delivery Condition:
What is your Guarantee?
1.SO9001:2008 and TS16949 certification, SGS, BV, TUV or other third party inspection is available.
2.High quality with competitive price.
3.Advanced technology, experienced engineer, ISO quality system for quality assurance and traceability.
Do you have agent or distributor in our country?
1.We are recruiting area agent and distributor all over the world, welcome to send us your mail or call us for detail discussion.
How is your production capability?
1.2000 tons monthly production capacity, 5000 tons monthly trading capability
2.Prompt and Timely shipment
How to get the sample?
1.You are requested to pay for sample charges and courier charges from China to your country; and the free sample is according the product like size, steel grade and quantity, please consult our sales for details
2.Sample charges will be refunded when order is placed.
What is your Payment Term?
1.T/T: 30% deposit in advance, the balance 70% paid before shipment
2.30% down payment, the balance 70% paid against L/C at sight
3.Upon negotiation
Who are your customers?
1.Stockists, Distributors,Wholesalors,Agents, Traders, End Users, etc
How long will you react on our requirement?
1.Your requirement would be treated within 24 hours on weekdays. Quotations would be sent upon technical details confirmed by customer!