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Ferritic / Austenitic Duplex Stainless Steel Tube Astm A789 For Heat Exchangers

Minimum Order Quantity : 5Tons Price : negotiable
Packaging Details : Stainless Steel Tubes packed in wooden boxes or hexagonal bundles in seaworthy packing. Delivery Time : 30-45 work days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 20000Tons per Year
Place of Origin: ZHEJIANG, CHINA Brand Name: TORICH
Certification: ISO9001, ISO14001, TS16949 Model Number: ASTM 789

Detail Information

Keyword: Stainless Steel Tube Standard: ASTM A789
Type: Seamless Grade: S31200,S31500,S31260,S31803,S32205 Etc
Surface: Oiled Shape: Round Shape
OD: 0.5-12.7mm WT: 6-219.1mm
Length: 20 Meter Max Application: Heat Exchangers
High Light:

stainless steel round tube


large diameter stainless steel tube

Product Description

TORICH ASTM A789 Seamless Ferritic/Austenitic Duplex Stainless Steel Tube


Product Description:

Size: GB/T size is under,other standard of size is for ready choice
O.D.: 6-219.1mm
W.T.: 0.5-12.7mm
Length: 20m max

Stainless Steel Pipe Surface finish: Bright Annealed,Polished
Delivery Condition
: 1. Annealed & Pickled
 2.Bright and Annealed

                                           3.Annealed and Pickled+Polishing 4.Bright and Annealed+Polishing


UNS Chemical , %
  C Mn P S Si Ni Cr Mo N
S31803 0.030MAX 2.00MAX 0.030MAX 0.020MAX 1.00MAX 4.5-6.5 21-23 2.5-3.5 0.08-0.20
S32205 0.030MAX 2.00MAX 0.030MAX 0.020MAX 1.00MAX 4.5-6.5 22-23 3.0-3.5 0.14-0.20
S32750 0.030MAX 1.20MAX 0.035MAX 0.020MAX 0.80MAX 6.0-8.0 24-26 3.0-5.0 0.24-0.32
S32760 0.030MAX 1.00MAX 0.030MAX 0.010MAX 1.00MAX 6.0-8.0 24-26 3.0-4.0 0.20-0.30

Torich's Chemical assurance
1.Each lot of raw materials will be tested by spectrometer before put in storage.
2.100%PMI the mother pipe to ensure we put right material.
2.100%PMI the finished pipe again to ensure we produced right grade

Heat Treatment Assurance
A full-automatic natural gas furnace with 24 meters in length.The real temperature tolerance could be within 10℃.


Referenced Documents

ASTM A480/A480M  Specification for General Requirements for Flat-Rolled Stainless and Heat-Resisting Steel Plate, Sheet and Strip

A1016/A1016M  Specification for General Requirements for Ferritic Alloy Steel, Austenitic and Stainless Steel Tubes

E527  Practice for Numering Metal and Alloy in the Unified Numbering System (UNS)

SAE J 1086  Practice for Numering Metal and Alloy (UNS)



Packaging DetailsStandard export seaworthy package, or as required.
*Film/kraft paper/bubble bag package.
*Wooden pallet.
*Woven bag with bundle in pointsFerritic / Austenitic Duplex Stainless Steel Tube Astm A789 For Heat Exchangers 0

Ferritic / Austenitic Duplex Stainless Steel Tube Astm A789 For Heat Exchangers 1




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!


Any more questions about your doubts, please feel free to send us your emails or call!

TORICH ASTM A789 Seamless Ferritic/Austenitic Duplex Stainless Steel Tube

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