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SA210-A1 seamless, length 5.8 meters each pipe, outer diameter 63.43 mm, thickness 6.5 mm.

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SA210-A1 seamless, length 5.8 meters each pipe, outer diameter 63.43 mm, thickness 6.5 mm.

Detailed Product Description

ASME SA-210 SPECIFICATION FOR SEAMLESS MEDIUM-CARBON STEEL BOILER AND SUPERHEATER TUBES

 

Chemical Composition (max. %)

Element Grade A-1 Grade C
C 0.27 0.35
Mn 0.93 0.29-1.06
P 0.035 0.035
S 0.035 0.035
Si ≥0.10 0.10

For each reduction of 0.01% below the specified carbon maximum, an increase of 0.06% manganese above the specified maximum will be permitted up to a maximum of 1.35%.

 

Tensile Requirements

Element Grade A-1 Grade C
Tensile strength, min, ksi [MPa] 60 [415] 70 [485]
Yield strength, min, ksi [MPa] 37 [255] 40 [275]
Elongation in 2 in. or 50 mm, min, % 30 30

For longitudinal strip tests, a deduction shall be made for each 1/32 in. [0.8mm] decrease in wall thickness under 5⁄16 in. [8 mm] from the basic minimum

elongation of the following percentage points

1.50 A 1.50 A
When standard round 2 in. or 50 mm gage length or smaller proportionally sized specimen with the gage length equal to 4D (four times the diameter) is used 22 20

 

A See Table below for the computed minimum values.

 

Wall Thickness, in. [mm] Elongation in 2 in. or 50 mm, min, %
5/16 (0.312) [8] 30
9/32 (0.281) [7.2] 28
1/4 (0.250) [6.4] 27
7/32 (0.219) [5.6] 26
3/16 (0.188) [4.8] 24
5/32 (0.156) [4] 22
1/8 (0.125) [3.2] 21
3/32 (0.094) [2.4] 20
1/16 (0.062) [1.6] 18
0.062 to 0.035 [1.6 to 0.9], excl 17
0.035 to 0.022 [0.9 to 0.6], excl 16
0.022 to 0.015 [0.6 to 0.4], incl 16

 

Hardness Requirements

The tubes shall have a hardness not exceeding the following: 79 HRB or 143 HB for Grade A-1, 89 HRB or 179 HB for Grade C.

 

Mechanical Tests Required

Tension Test

Flattening Test

Flaring Test

Hardness Test

Hydrostatic or Nondestructive Electric Test

Contact Details
Hebei Lufeng Piping Equipment Co., Ltd.

Contact Person: Mr. Sam

Tel: 86-317-6218608

Fax: 86-317-6211182

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