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ASTM A213 Boiler / Heat Exchangers Annealed Pickled Stainless Seamless Steel Tube Product Name Boiler steel tube Material 304 316 T11 T22 Type Seamelss Standard ASTM A213 Grade 304, 304L, 316L, 321, 347, 904L Size 5-420 mm Length 800mm - 11800 mm Used bolier, heat exchanger Tolerance for seamless stainless boiler tube: Production Method Size(mm) Tolerance Hot Rolling(Extrusion) OD ≤140 ±1.25% ＞140 ±1.0% WT ≤10 ±12.5% ＞10 ±15% Cold Drawn(Cold Rolled) OD 8~30 ±0.20mm ＞30~50 ±0

ASTM A790 Ferritic or Austenitic Stainless Steel Welded Tubes or Seamless tubes for general corrosion service Size range: O.D.: 4.0-230mm W.T.:1-30mm L: according to customer requirement Material and Manufacture: S31200, S31260, S31500, S31803, S32003, S32101, S32202,S32205, S32304, S32506, S32520... Tubes are made from Flat-rolled steel by automatic welding process. Subsequent to welding and prior to final heat treatment, the tubes are cold drawn or cold rolled Duplex

Welded Heavily Cold Worked Stainless Tubes Steel Pipes TP304 TP316 SA312 Torich International Limited is a professional manufacturer and exporter of steel pipes. Our main products are stainless steel tube,The material we usually use for producing heavily cold worked stainless steel tube is TP304,TP316,TP304H,TP309H,TP310H,TP321H,ect.and we have many experience in exporting welded stainless tubes. Application:high temperature,chemical industy,mechanical equipment,ect Standard

ASTM A312 304 316 large diameter welded stainless steel tube for industry use Products Description: large diameter stainless steel tube Application: For Electric Power, Oil Refining, Nuclear Power, Construction Steel Grade/Steel Material: 304, 304L, 316, 316L, 310S, 2205, 2507 Size Range: OD 6-1524mm WT 0.5-100mm Length According to customer requirement Characteristic: Good concentricity Good OD and ID tolerance High Precision Stable quality Smooth Roughness TORICH QUALITY

304 316 Large Diameter Stainless Steel TubeGB/T 13296 TORICH seamless stainless steel tubes for boiler and heat exchanger Size range: O.D.: 6-1000mm W.T.:1-15mm L:max25000mm Applications: Automobile, Machinery Engineering, Autoparts etc. Chemical composition(%,max) ASTMA312 Small Diameter Seamless Stainless Steel Tube Steel Grade C≤ Mn≤ P≤ S≤ Si≤ Ni Cr Mo N s31803 0.030 2.0 0.030 0.020 1.0 4.50-6.50 21.0-23.0 2.50-3.50 0.08-0.20 s31500 0.030 1.2-2.0 0.030 0.030 1.40-2.00 4.25

TORICH Large Diameter Grade 304 Stainless Steel Tube Industrial Pipe Material Available Material Grade Austenitic Stainless Steel 310S, 309S, 316L, 321, 304, 304L Duplex S32750, S32760, S31803, S32205 Nickel-Based Alloy N08904, N06600, N08825 Copper Nickel Alloy C70600, C70620 Ferrite 430, 409L Other Special Material 254SMO, 253MA High-Temp Material 310S, 309S, S30815 Titanium Alloys TA2, TA10, TC4 Chemical Composition Chemical composition Grade C Si Mn Cr Ni 304 ≤0.07 ≤1.00

1. Grade: ASTM A213 Big Diameter 310S 321 304 Seamless Stainless Steel Pipe 2. Size: as client required length5.8 to 6 meters 3. Standard: ASTM AISI DIN Product Name ASTM A213 Big Diameter 310S 321 304 Seamless Stainless Steel Pipe Material stainless steel: 309S,309,310,310S,316,316L,316Ti,317,317L,321,347,347H,304,304L,301, 201,202,etc Duplex steel: S32304,S31803,S31500,S32900,S31260,S32750,S32500,SS2324,etc. Size 3/8"-100",DN15-DN1200,4-2000mm SCH5-SCHXXS (0.5-150mm)

TORICH Thin Wall Large Diameter Stainless Seamless Cold Formed Steel Hollow Tube Quick Details: Material TP304 TP304L TP316 TP316L TP347 TP347H TP321 TP321H TP310 TP310S TP410 TP410S TP403 S31803/S32205 S32750 S32760 Size OD:10.3-102.6mm WT:0.15-0.6mm Length:0.8-6m Regular Size 15.4X0.2 18.4X0.2 20.4X0.2 24.4X0.2 35X0.5 40.4X0.2 41X0.5 44.5X0.9 60X0.5 74X0.5 150.8X0.4 250.8X0.4 Surface Roughness Ra≤1.6μm Delivery condition Heat treatment Tests Flaring test, Flattening test,

316 304 large diameter stainless steel seamless pipe for Heat - Exchanger 1. Standard: ASTM A312 A213 A269 A511 A789 A790, JIS3463, JIS3459,DIN2462,DIN17456 2. Grade: 304,310S,316, 316L,321,321H,317L,904L,2205,etc 3. OD Range: 6 ~ 860mm; 4. Wall Thickness Range: 0.5 ~ 60mm 5. Surface Finish : Pickled, Sandblast,Polishing, etc 6. Techniques: Hot-rolled, cold-drawn Grade C Mn Si P S Cr Mo Ni N 201 .15 Max 5.5 - 7.5 1.00 Max .060 Max .030 Max 16 - 18 3.5-5.5 .25 Max 202 .15 Max