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ASTM A268 TP405 TP410 Welded Stainless Steel Tube Size range: O.D.:4-230mm W.T.:1-30mm L: according to customer requirement Steel Grade and Chemical Compositions: Grade UNS Chemical , % C Mn P S Ni Cr Mo N Ti TP410 S41000 0.15max 1.00max 0.040max 0.030max ... 11.5-13.5 ... ... ... S42035 0.08max 1.00max 0.045max 0.030max 1.0-2.5 13.5-15.5 ... 0.30-0.50 TP430 S43000 0.12max 1.00max 0.040max 0.030max ... 16.0-18.0 ... ... ... TP446-1 S44600 0.025max 1.50max 0.040max 0.030max ≤0

ASTM A268 Ferritic and Martensitic Steel Products Stainless Steel Tubes Available Size: O.D 6-219.1mm W.T 0.5-12.7mm L 20 meter Max Available Specification: ASTM A268/A268M ASME SA268/SA268M Delivery Condition: 1.Annealed and Pickled 2.Bright and Annealed 3.Annealed and Pickled + Polishing 4.Bright and Annealed + Polishing CHEMICAL COMPOSITION Grade UNS Chemical , % C Mn P S Ni Cr Mo N Ti TP410 S41000 0.15max 1.00max 0.040max 0.030max ... 11.5-13.5 ... ... ... S42035 0.08max

Astm A450 Welded Stainless Steel Tubing For Mechanical Structure and Automobile Product Description: O.D.: 9.5-76mm W.T.: 0.4-2.0mm Standard : ASTM A450 , ASTM A544 ,ASTM A269 Frequently-used Stainless Steel Designations : Ferrite TP409/409L, TP430,443,439,436, TP201,202,TP304,TP304L and 316L Stainless Steel Pipe Surface finish: Bright Annealed,Polished Application Fields: 1. Automobile engineer 2. Aerospace 3. Kitchen & bathroom and households 4. Pipe fitting structure 5

ASTM A246 Capillary Stainless Steel Welded Pipe/ Capillary Coil Tube Product Description: Size: GB/T size is under,other standard of size is for ready choice O.D.: 2.5-6.0mm (+/-0.1mm) W.T.: 0.2-1.5mm (+/- 10%) Length: Up To 5000m Stainless Steel Pipe Surface finish: Bright Annealed,Polished Application Fields: 1.Instrument 2.Offshore oil 3.Petrochemical and electric appliance industries Torich's Chemical assurance 1.Each lot of raw materials will be tested by spectrometer

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 CHEMICAL COMPOSITION: UNS Chemical , % C Mn P S Si Ni Cr Mo N S31803 0.030MAX

TORICH ASTM A213 Seamless Austenitic Stainless Steel Tube for Boiler Tubes Product Description: Size: GB/T size is under,other standard of size is for ready choice O.D.: 3.18-219.1mm W.T.: 0.3-20mm Length: 20m max Available Specification: ASTM A213/A213M ASME SA213/SA 213M ASTM A269 ; EN 10216-5 ; GOST 9941-81 ; JIS 3459 Stainless Steel Pipe Surface finish: Bright Annealed,Polished Delivery Condition:Annealed & Pickled Torich's Chemical assurance 1.Each lot of raw materials

TP304 TP304H TP306L Austenitic Steel Products Staninless Steel Tube Products Available Size : O.D 3.18-219.1mm W.T 0.3-20 mm L 20 meter Max Available Specification: ASTM A213/A213M ASME SA213/SA 213M ASTM A269 ; EN 10216-5 ; GOST 9941-81 ; JIS 3459 Grade and Applications: GRADE APPLICATIONS TP304 Traffic barriers, water pipes TP304H Higher carbon content than 304L,for increased strength,particularly at elevated temperatures TP304L Chemical plant and food processing equipment

ASTM /ASME A789/ SA 789 Duplex and Super Duplex Steel Products The duplex material is a kind of ferrite - austenitic duplex stainless steel,which is integrated conducive properties both of ferrite and austenitic and provided with higher intensity as well as tenacity. Available Size: O.D 6-219.1mm W.T 0.5-12.7mm L 20 meter Max Available Specification: ASTM /ASME A789/SA789 ; ASTM /ASME A790/SA790 Delivery Condition: 1.Annealed and Pickled 2.Bright and Annealed 3.Annealed and

ASTM B161 Annealed and Pickled Nickel Alloy Steel Products Available Size : O.D 6.53-219.1 mm W.T 0.89-12.7 mm L 20 meter Max Available Specification: ASTM B161/B163/B165/B167/B407/B423/B444/B751/B775/B829 ASTM SB161/ SB 163/SB165/SB167/SB407/SB423/SB444/SB 751/SB 775/SB 829 Delivery Condition: 1.Annealed and pickled 2.Bright and Annealed 3.Annealed and Pickled+Polishing 4.Bright and Annealed + Polishing Nickel Alloy Chemical Composition: Table 1 Grade UNS Chemical , % C Si