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Astm A556 Grade A2 Grade B2 Grade C2 U-Tubes For Use In Tubular Feed Water Heaters Scope This specification covers minimum-wall-thickness, seamless cold-drawn carbon steel tubes including bending into the form of U-tubes,if specified,for use in tubular feed water heaters. Size : from 5/8 to 1 1/4-in 15.9-31.8mm Outerside diameter,inclusive,with minimum wall thickness equal to or greater than 0.045inch (1.1mm) Order Information: OD: 5/8’’- 1 1/4” (15.9-31.8mm) WT: ≥ 0.045’’ 1

ASTM A226 Electric-Resistance-Welded Carbon Steel Boiler Superheater Tubes For High-Pressure Service 1. Scope 1.1 This specification covers minimum-wall-thickness, electric-resistance-welded, carbon steel, boiler and superheater tubes for high-pressure service. 1.2 The tubing sizes and thicknesses usually furnished to this specification are 1/2 in. to 5 in. [12.7 to 127 mm] in outside diameter and 0.085 to 0.360 in. [2.2 to 9.1 mm] inclusive, in minimum wall thickness. Tubing

ASTM A192 Carbon Steel Heat Exchanger Tubes Applications: for Boilers,Superheaters,Steam linepipes of boilers Size range: O.D.:12.7-127mm W.T.:1-15mm L: according to customer requirement Steel Grade and Chemical Compositions: Grade C Mn P S Si A-1 ≤0.27 ≤0.93 ≤0.035 ≤0.035 ≥0.10 C ≤0.35 0.29-1.06 ≤0.035 ≤0.035 ≥0.10 Mechanical properties: Grade Yield Point Mpa(ksi) Tensile Strength Mpa(ksi) Elongation A-1 ≥255(37) ≥415(60) ≥30% C ≥275(40) ≥485(70) ≥30% Tolerance for OD and WT

ASTM A213 316 Heat Exchanger Tubes What kind of coiled tubing we can produce? unit:mm OD 4.76 WT 0.51 0.71 0.89 1.24 OD 6 WT 1 1.5 OD 6.35 WT 0.51 0.71 0.89 1.24 1.65 OD 7.94 WT 0.71 0.89 1.24 1.65 OD 9.53 WT 0.71 0.89 1.24 1.65 OD 10 WT 1 1.5 2 OD 12 WT 1 1.5 OD 12.7 WT 0.71 0.89 1.24 1.65 OD 14 WT 1 1.5 2 OD 15.88 WT 0.71 0.89 1.24 1.65 2.11 OD 16 WT 1 1.5 2 OD 19.05 WT 1 1.24 1.65 2.11 OD 25.4 WT 1.24 1.65 2.11 2.54 OD 31.8 WT 1.24 1.65 2.11 2.54 OD 38.1 WT 1.24 1.65 2.11

ASTM A213 304 Heat Exchanger Tubes What kind of coiled tubing we can produce? unit:mm OD 4.76 WT 0.51 0.71 0.89 1.24 OD 6 WT 1 1.5 OD 6.35 WT 0.51 0.71 0.89 1.24 1.65 OD 7.94 WT 0.71 0.89 1.24 1.65 OD 9.53 WT 0.71 0.89 1.24 1.65 OD 10 WT 1 1.5 2 OD 12 WT 1 1.5 OD 12.7 WT 0.71 0.89 1.24 1.65 OD 14 WT 1 1.5 2 OD 15.88 WT 0.71 0.89 1.24 1.65 2.11 OD 16 WT 1 1.5 2 OD 19.05 WT 1 1.24 1.65 2.11 OD 25.4 WT 1.24 1.65 2.11 2.54 OD 31.8 WT 1.24 1.65 2.11 2.54 OD 38.1 WT 1.24 1.65 2.11

ASTM A179 Carbon Steel Heat Exchanger Tubes Applications: for Boilers,Superheaters,Steam linepipes of boilers Size range: O.D.:12.7-127mm W.T.:1-15mm L: according to customer requirement Steel Grade and Chemical Compositions: Grade C Mn P S Si A-1 ≤0.27 ≤0.93 ≤0.035 ≤0.035 ≥0.10 C ≤0.35 0.29-1.06 ≤0.035 ≤0.035 ≥0.10 Mechanical properties: Grade Yield Point Mpa(ksi) Tensile Strength Mpa(ksi) Elongation A-1 ≥255(37) ≥415(60) ≥30% C ≥275(40) ≥485(70) ≥30% Tolerance for OD and WT

C71500 Copper Heat Exchanger Tube Standard: GB/T1527-2006,JIS H3300-2006,ASTM B75M,ASTMB42,ASTMB111, ASTMB395,ASTM B587,etc Material: Brass:C21000,C22000,C22600,C23000,C24000,C26000,C26130,C26800,C27000, C27200,C27400,C2800,H59,H62,H70,H65,H80,H90,CuZn30,CuZn37,CuZn35, CuZn40,etc Leaded brass:C31400,C31600,C32000,C33000,C33200,C33500,C34000,C34200, C34500,C35000,C35300,C35600,C36000,C36500,C37000,C37700,C38000, C38500,etc Tin brass:C40500,C40800,C41100,C42200,C44400,C48200

ASTM A 556 Seamless Cold-Drawn Carbon Steel Tubes In Tubular Feed Water Heaters​ This standard is issued under the fixed designation A556/A556M；the number immediately following the designation indicate the year of original adoption or,in the case of revision,the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon indicates an editorial change since the last revision or reapproval. Scope This specification covers minimum

ASTM A672 Electric-Fusion-Welded Steel Pipe For High-Pressure Service Heat Exchanger Tube Scope This specification covers steel pipe: electric-fusion-welded with filler metal added, fabricated from pressure-vessel quality plate of any of several analyses and strength levels and suitable for high-pressure service at moderate temperatures.Heat treatment may or may not be required to attain the desired properties or to comply with applicable code requirements.Supplementary