άνευ ραφής σωλήνας χάλυβα

ASTM A179 Seamless Cold Drawn Low Carbon Steel Heat Exchanger Tubes and Condenser Tubes Applications: For Boilers Superheaters Heat-Exchangers Condensers Characteristic: Good concentricity Good surface quality Good OD and ID tolerance High Precision Stable quality Smooth Roughness TORICH QUALITY ASSURANCE U bend Tubes according to Customer request Size range O.D.:6-168mm W.T.:1-15mm L: according to customer requirement. Steel Grade and Chemical Compositions: C 0.06-0.18 Mn 0

ASTM A29 1010 1020 Cold Finished and Hot Wrought Carbon Steel Bars Hot- Wrought Steel Bars Steel bars produced by hotforming ingots, blooms, billets, or other semifinished forms toyield straight lengths (or coils,. depending upon size. section,.and mill equipment) in sections that are uniform throughouttheir length. and in the following sections and sizes: 1) Rounds, 732 to 10.0 in. [5.5 to 250 mm]. inclusive.31.1.2 Squares, 7/32 to 6.0 in. [6 to 160 mm]. inclusive. 2)Round

TORICH DIN EN 10297 Seamless Steel Tubes for Mechanical Application Product Description: OD: 6-813 mm WT: 0.5-100mm Length: 1-12m Material: 10#, 20#, 45#, 16Mn, Q195, Q235, Q345 Delivery condition: - Fine Grain Steel: Steel having an austenitic/ferritc grain size equal to or finer than 6 when measured in accordance with EURONORM103 - Normalizing Rolling: A rolling process in which the final deformation is carried out in a certain temperature range leading to a material

ASTM A556 Seamless Cold-Drawn Carbon Steel Feedwater Heater Tubes Size: Outer Diameter: 6-1000 mm,Wall Thickness: 1- 80 mm,Length :1-12m or as your request Application:Manufacture of Feedwater Heater Material:10#.20#.16Mn.A106(B,C).ST35-ST52 Manufacture :Tubes shall be made by the seamlessprocess and shall be cold drawn. Heat Treatment: 1)Cold-drawn tubes shall be heat treated after the finalcold-draw pass at a temperature of 1 200F [640C] or higher toensure ductility satis

TORICH EN10216 Seamless Steel Tubes for Boiler Heat Exchanger pressure purposes Product Description: Standard: EN10216 Size Range: OD: 10.2-711mm WT: 1.6 - 100 mm Length: 1-12m Steel Grade: 195GH , P235GH, P265GH,16Mo3,10CrMo9-10,11CrMo9-10,25CrMo4 Manufacture: The tubes are manufactured by a seamless process either by hot finished or cold finished Option 1 The tubes are cold finished before heat treatment. Torich steel tubes are manufactured from carbon steel and alloy steel

Polishing Surface TORICH ASTM B861/ASME SB861 Seamless Titanium Alloy Steel Tubes Standard: GB/T3624, GB/T3625, ASTM B338/ASME SB338, ASTM B861/ASME SB861, DIN17861, ASTM A370 Size range: OD: 5-168mm WT: 0.2-5.2mm Length: 15m max Material: Gr1, Gr2, Gr7, Gr9, Gr12, Gr16 Usage: Condenser and Heater-Exchange Chemical Composition% Grade N max C max H max Fe max O max Residual Al V Pd Mo Cr Si max S max Mn max Cu Oth ers Ni Ti Each max Total max Gr.1 0.03 0.08 0.015 0.20 0.18 0.1

BS6323-4 Cold Finished Seamless Steel Tube With Grade CFS1 CFS2 CFS3 CFS4 CFS5 42CrMo4 Standard: BS6323-4 Seamless and Welded steel tubes for automobile,mechanical and general engineering purposes Part 4: Specific requirements for cold finished seamless steel tubes Applications: for Auto industry / for machinery use/mechanical and general engineering purposes Size range: O.D.:6-280mm W.T.:1-30mm L:max12000mm Method of manufacture: The tubes are manufactured by a seamless

GB/T 20409 Multi-rifled Seamless Steel Tubes For High-Pressure Boiler Size range : O.D 5-420 mm W.T 0.5-50mm L max12000mm STEEL GRADE AND CHEMICAL COMPOSITIONS Steel Grade C Mn Si Cr Mo S P 20G 0.17-0.23 0.35-0.65 0.17-0.37 - - ≤0.020 ≤0.025 SA-210 A1 ≤0.27 ≤0.93 ≥0.10 - - ≤0.035 ≤0.035 SA-210 C ≤0.35 0.29-1.06 ≥0.10 - - ≤0.035 ≤0.035 SA-213 T2 0.10-0.20 0.30-0.61 0.10-0.30 0.58-0.81 0.44-0.65 ≤0.025 ≤0.025 SA-213 T12 0.05-0.15 0.30-0.61 ≤0.50 0.80-1.25 0.44-0.65 ≤0.025 ≤0

TORICH ASTM B161 Nickel and Low Carbon Nickel Seamless Pipe and Tube Product Description: Steel Grade/Steel Material: Nickel UNS N02200 Low-Carbon Nicekl UNS N02201 Size Range: OD: 6-420mm WT: 1-50mm Length: Customer's Requirement Production Processs: Seamless tube and Cold Drawing or Cold Rolling Production Mechanical Properties Condition and Size Tensile Strength, min, psi(Mpa) Yield Strength (0.2%pffset), min,psi(Mpa) Elongation in 2in. or 50mm(or4D), min, % Nickel (UNS