Stainless Steel Pipe

ASTM A312 Stainless Steel Pipe

Item No.: 00105
ASTM A312 Stainless Steel Pipe
Description
Description
ASTM A312 Stainless Steel Pipe

Specifications Range
Out Diameter 1/8"-30"
Wall Thickness less 3/8" 

  ASTM A312 covers seamless, straight-seam welded, and heavily cold worked welded austenitic stainless steel pipe intended for high-temperature and general corrosive service.

  Optional supplementary requirements are provided for pipe where a greater degree of testing is desired. These supplementary requirements call for additional tests to be made and, when desired, it is permitted to specify in the order one or more of these supplementary requirements.

  Nominal Pipe Size (NPS): 1/8, 1/4, 3/8, 1/2, 3/4, 1, 11/4, 11/2, 2, 21/2 inch

  Outside Diameter: 10,3 - 73 mm (0,405 - 2,875 inch)

  Wall Thickness: 1,73 - 7,01 (0,068 - 0,276 inch)

  Notes:

  Steel Grades - TP 304, TP 304L, TP 316, TP 321

  Size of pipes in accordance with ANSI/ASME B36. 19M.

  All technical requirements in accordance with ASTM A530.

  Length tolerance of measured pipes is not greater than +10 mm.

  The quality of pipes is ensured by manufacturing process and non-destructive test.

  Intergranular corrosion test in accordance with ASTM A262, Practice E is available.

Sizes
inch OD, mm Wall Thickness,  Max. Length, м
1/8 10,3 1,73; 2,11 12
1/4 13,7 2,24; 3,02
3/8 17,1 2,31; 3,20
1/2 21,3 2,11; 3,73
3/4 26,7 2,87; 3,91
1 33,4 3,38; 4,55; 6,35 10
1 1/4 42,4 3,56; 4,85; 6,35
1 1/2 48,3 3,68; 5,03; 7,14
2 60,3 3,58; 3,91; 4,37; 4,78; 6,35; 6,94; 7,14
2 1/2 73,0 3,58; 3,95; 4,37; 4,78; 5,16; 5,49; 6,35; 7,01

Mechanical properties
Steel Grade Tensile Strength, N/mm2 (min) Yield Strength, N/mm2 (min) Elongation, % (min)
TP304 515 205 35
TP304L 485 170 35
TP316 515 205 35
TP316L 485 170 35
TP321 OD < 17,1 mm - 515; OD < 17,1 mm - 205; 35
OD > 17,1 mm - 485 OD > 17,1 mm - 170

Chemical Composition (%, max)
Steel Grade C Si Mn Cr Ni Mo S P
TP304 0,08 0,75 2 18 - 20 8-11 - 0,03 0,04
TP304L 0,035 0,75 2 18 - 20 8-13 - 0,03 0,04
TP316 0,08 0,75 2 16 - 18 11-14 2-3 0,03 0,04
TP316L 0,035 0,75 2 16 - 18 10-15 2-3 0,03 0,04
TP321 0,08 0,75 2 17 - 20 9-13 - 0,03 0,04

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