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SA-556 Grade C2 U Bend Tube/Bent Tube Heat Exchanger Origin China Brand name Torich Certificate ISO9001 TS16949 Material Carbon steel Stainless steel Product name SA-556 Grade C2 U Bend Tube/Bent Tube Heat Exchanger Capacity U bending Basic introduction Production method:Cold drawing and Bending Material of U Bend Tube: Carbon steel:SA179,SA192,SA334 Gr3 Gr6,SA178 GrA ,A210 Gr1 etc Stainless steel:SA213 TP304, TP304L, TP316, TP316L, T5, T9, T11, T22, etc. Size : OD :6.0-60

304 / 304L, 316 316L, 321,duplex S31803, 2205,nickel alloy U-bend or U-shape bending boiler exhcanger tubes Key words: Stainless steel seamless U tubes SS seamless U tubes Stainless steel U tubes SS U tubes ASTM A213 Stainless steel seamless steel U tubes Size: OD:6.35mm- 273mm WT: 0.7-3.68mm Length: 16m max ASTM A213 Surface: Annealing pickling ,Bright annealing Application: Heat exchanger Feedwater Heater Testing: Measuring test,100% ECT HT etc. Relative standard: ASTM A213

TORICH UNS N04400 ASTM B165 Nickel Copper U Bending Enhanced Evaparation Tube This specification covers nickel-copper alloy UNS N04400 in the form of cold-worked seamless pipe and tube. The material shall conform to the composition limits specified. Tension test, hydrostatic test, nondestructive electric test, and rounding method shall be done in accordance to the specified requirements. Chemical Requirements Element Composition Limit % Product(check)Analysis Variations

TORICH ASTM B111 C71500 Copper Nickel Alloy Steel U Tube for Boiler This specification establishes the requirements for seamless tube and ferrule stock of copper and various copper alloys up to 3-1/8" in (80mm) inclusive, in diameter, for use in surface condenser, evaporators, and heat exchangers. The following coppers and copper alloys are apecified. Type: Copper Alloy Steel U Tube Application: For Heat Exchanger, Boiler, and Condenser Technique: Cold Drawn Material: C71500

Torich Seamless Copper and Copper Alloy Heat Exchanger Condenser Boilers U Bned Tubes Name seamless copper (nickel) pipe Standard ASME SB165, SB111, etc. Material C10100, C10200, C12000, C28000, C12200, C44300(brass alloys), C70600(90-10), C68700(CZ110 Aluminium barss alloy), C71500(70-30), C71640(66-30-2-2),etc. OD 6-219.1mm WT 0.7-12.7mm Length 0-38000mm Surface treatment solution annealing/Light Draw/Stress Relieving Heat Treatment Test requirement 1.100% PMI / SPECTRO

il heat exchanger OD:6-127mm WT:0.5-12mm Grade: T5,T9,T11,T12,T21,T22 [T"(small-caliber tube) 304 316 317 etc Keywords:U bending steel tubing Alloy steel Stainless steel SA213 long steel tubes, make to U bend tubes for boilers and heat exchangers. With strong wood structure box packing by containers loading and shipping. Heater tubes U TUBES with Stainless, Alloy steel grade available, Carbon Steel grade is also available. Mechanical Properties: Material Mechanical Properties

Products Description TORICH ASTM B111 Cold Drawn Seamless Copper Alloy U Bending Tubes C68700 C71500 Key Word Seamless Mechanical Tube Material ASTM B111 Production method Cold Drawn + Bending General size OD: 19.05, 25 ,12.7;WT: 1.65 ,1.245 ,2.11 Application Heat Exchanger, Condenser, Superheater etc Chemical Requirement Steel Grade C4430 C4440 C4450 C68700 C71500 Cu 70.0-73.0 70.0-73.0 70.0-73.0 76.0-79.0 remainder Tin 0.9-1.2 0.9-1.2 0.9-1.2 - - Al - - - 1.8-2.5 - Ni, incl

TORICH ASTM B163 Seamless Nickel and Nickel Alloy Condenser and Heat-exchanger Tuebs Standard: ASTM B163 Size Range: OD: 76.2mm and under, WT: Average wall thicknesses of 4.19mm and under Steel Grade: UNS N02200, UNS N02201, UNS N04400, UNS N06025, UNS N06045, UNS N06600, UNS N06601, UNS N06603, UNS N06686, UNS N06690, UNS N08120, UNS N08800, UNS N08801, UNS N08810, UNS N08811, UNS N08825 Permissible Variations in OD and WT : Material Norminal OD, in.(mm) OD, in.(mm) WT, % +

TORICH ASTM A556 Seamless Cold Drawn Carbon Steel Feedwater Heater U Tubes Product Description: Steel Grade/Steel Material: GrA2 B2 C2 Size Range: OD: 50-120mm WT: 5-12mm Length: max32000mm Referenced Documents: ASTM Standards: A 450/A 450M Specification for General Requirements for Carbon, Ferritic Alloy, and Austenitic Alloy Steel Tubes E 30 Test Methods for Chemical Analysis of Steel, Cast Iron, Open-Hearth Iron, and Wrought Iron Manufacture: Manufacture—Tubes shall be