We are leading Manufacturers, Supplier, Dealers, and Exporter of ASTM A269 Seamless Tube in India. Our ASTM A269 Seamless Tube is available in different sizes, shapes, and grades. We supply ASTM A269 Seamless Tube in most of the major Indian cities in more than 20 States. We Sachiya Steel International offer different types of grades like Stainless Steel tubes, Super Duplex Steel Tubes, Duplex Steel Tubes, Carbon Steel tubes, Alloys Steel tubes, Nickel Alloys tubes, Titanium Steel tubes, Inconel Steel tubes, Aluminium tubes, etc.

ASTM A269 Seamless Tube Specification

Size : 1/8” OD to 6” OD
Thickness : 1mm to 20mm, SCH 5/5S, 10/10S, 20/20S, 40/40S, 80/80S, 120/120S, 160/160S as per ANSI B36.19/36.10
Length : Up to 6 meters, custom cut lengths
Type : Seamless and Welded Austenitic Stainless Steel Tubing for General Service
Grades : SS 304, SS 201, SS 304L, SS 316L, SS 202, SS 321H, SS 347

ASME SA269 Tubes Mechanical Properties

SS GRADE HEAT TREATMENT TEMPERURE F (C) MINIMUM HARDNESS
BRINELL ROCKWELL
TP304 Solution 1900 (1040) 192HBW/ 200HV 90HRB
TP304L Solution 1900 (1040) 192HBW/ 200HV 90HRB
TP316 Solution 1900(1040) 192HBW/ 200HV 90HRB
TP316L Solution 1900(1040) 192HBW/ 200HV 90HRB
TP321 Solution 1900(1040) F 192HBW/ 200HV 90HRB
TP347 Solution 1900(1040) 192HBW/ 200HV 90HRB

ASTM A269 Standard Tubing Chemical Composition

SS GRADE ASTM A269/SA 269 CHEMICAL COMPOSITION % MAXIMUM
C MN P S SI CR NI MO N B NB TI
TP304 0.08 2.00 0.045 0.030 1.00 18.0-20.0 8.0-11.0
TP304L 0.035 2.00 0.045 0.030 1.00 18.0-20.0 8.0-12.0
TP316 0.08 2.00 0.045 0.030 1.00 16.0-18.0 10.0-14.0 2.00-3.00
TP316L 0.035 D 2.00 0.045 0.030 1.00 16.0-18.0 10.0-15.0 2.00-3.00
TP321 0.08 2.00 0.045 0.030 1.00 17.0-19.0 9.0-12.0 5C -0.70
TP347 0.08 2.00 0.045 0.030 1.00 17.0-19.0 9.0-12.0 10C -1.10

SA269 tubing Tolerance

OD, INCH OD TOLERANCE INCH(MM) WT TOLERANCE % LENGTH TOLERNACE INCH(MM)
+
≤1 /2 ± 0.005 ( 0.13 ) ±15 1 /8 ( 3.2 ) 0
> 1 /2~1 1 /2 ±0.005(0.13) ±10 1 /8(3.2) 0
> 1 1 /2~< 3 1 /2 ± 0.010(0.25) ±10 3 /16(4.8) 0
> 3 1 /2~< 5 1 /2 ± 0.015(0.38) ±10 3 /16(4.8) 0
> 5 1 /2~< 8 ± 0.030(0.76) ±10 3 /16(4.8) 0
8~< 12 ± 0.040(1.01) ±10 3 /16(4.8) 0
12~< 14 ± 0.050(1.26) ±10 3 /16(4.8) 0