ASTM A512 Cold-drawn Welded Steel Mechanical Tubes

ASTM A512 Cold-drawn Welded Steel Mechanical Tubes

1.Carbon Welded Steel Tubes
2.OD:1/2 to 3inc(21.3 to 88.9mm)
3.WT:0.035 to 0.500inc(0.89 to12.70mm)
Chat Now

Product Details

ASTM A512 Cold-drawn Welded Steel Mechanical Tubes

        covers cold-drawn buttweld carbon steel tubes for use as mechaninal tubing

       This specification covers round,square,rectangular,and special shape mechanical tubing.

       Round tube size ranges covered are outside diameters up 3 to1/2in.(88.9mm)and wall thickness from 0.035 to 0.500in.(0.89to12.70mm)


Chemical Composition Limits, %

Grade Designation

Carbon

Manganese

Phospho-rus,max

Sulfur, max

MT

1010

0.05-0.15

0.3-0.6

0.04

0.045

MT

1015

0.10-0.20

0.3-0.6

0.04

0.045

MT X

1015

0.10-0.20

0.6-0.9

0.04

0.045

MT

1020

0.15-0.25

0.3-0.6

0.04

0.045

MT X

1020

0.15-0.25

0.7-1.00

0.04

0.045

Rimmed or capped steels which may be used for the above grades are characterized by a lack of uniformity in their chemical composition, and for this reason product analysis is not technologically appropriate unless misapplication is clearly indicated.


Chemical Composition Limits, %

Grade DesignationB

Carbon

Manganese

Phospho-rus,max

Sulfur, max

1008

0.10 max

0.50 max

0.040

0.045

1010

0.08–0.13

0.30–0.60

0.040

0.045

1012

0.10–0.15

0.30–0.60

0.040

0.045

1015

0.12–0.18

0.30–0.60

0.040

0.045

1016

0.12–0.18

0.60–0.90

0.040

0.045

1018

0.14–0.20

0.60–0.90

0.040

0.045

1019

0.14–0.20

0.70–1.00

0.040

0.045

1020

0.17–0.23

0.30–0.60

0.040

0.045

1021

0.17–0.23

0.60–0.90

0.040

0.045

1025

0.22–0.28

0.30–0.60

0.040

0.045

1026

0.22–0.28

0.60–0.90

0.040

0.045

1030

0.27–0.34

0.60–0.90

0.040

0.045

1035

0.31–0.38

0.60–0.90

0.040

0.045

1110

0.08–0.15

0.30–0.60

0.040

0.130C

1115

0.13–0.20

0.60–0.90

0.040

0.130C

1117

0.14–0.20

1.00–1.30

0.040

0.130C

Rimmed or capped steels which may be used for the above grades are characterized by a lack of uniformity in their chemical composition, and for this reason product analysis is not technologically appropriate unless misapplication is clearly indicated.
B Other analyses are available.
C Grades 1110, 1115 and 1117 shall contain 0.08 min % sulfur.

Element

Limit, or Maximum of Specified

Variation, Over Maximum Limit or Under Minimum Limit

Range, %

Under min, %

Over max, %

Carbon

To 0.15, incl

0.02

0.03


Over 01.5

0.03

0.04

Manganeses

To 0.60, incl

0.03

0.03


Over 0.60

0.04

0.04

Phosphorus



0.01

Sulfur



0.01

 Tensile and Hardness Requirements for Stress Relief Annealed Round Tubes


Grade

Tensile Strength, ksi (MPa)

(0.2 % Offset) Yield Strength,

Elongation in 2 in. or 50 mm,

Rockwell Hardness

min

max

min, ksi (MPa)

min, %

min

max

MT1010

63(434)

100(689)

58(400)

15

B70

B90

1011

65(448)

100(689)

59(407)

13

B70

B100

MT1015

66(555)

100(689)

60(414)

14

B70

B100

1016

67(462)

100(689)

61(421)

13

B70

B100

MT1017

67(462)

100(689)

62(427)

13

B72

B100

1018

68(469)

100(689)

62(427)

13

B73

B100

MT1020

71(490)

130(896)

65(448)

11

B75

C20

1025

72(496)

130(896)

67(462)

11

B78

C20

1030

80(552)

130(896)

70(483)

10

B80

C20

1010

63(434)

100(689)

58(400)

15

B70

B100

1015

68(469)

100(689)

62(427)

13

B70

B100

ASTM A512 Cold-drawn Welded Steel Mechanical Tubes\ASTM A512 Cold-drawn Welded Steel Mechanical Tubes2


Permissible Variation in Length—Square and Rectangular Tubing

Lengths 3 ft (0.9 m) and under 61⁄16  in. (1.,6 mm)

Lengths over 3 to 12 ft (0.9 to 3.7 m), incl 61⁄32  in. (2.4 mm)

Lengths over 12 to 20 ft (3.7 to 6.1 m), incl 61⁄8  in. (3.2 mm)

Lengths over 20 to 30 ft (6.1 to 9.1 m), incl 63⁄16  in. (4.8 mm)

Lengths over 30 to 40 ft (9.1 to 12.2 m), incl 63⁄8  in. (9.5 mm)

Applications: Axles, truck and railroad parts, and many more where weight-to-strength ratio and tolerances are important.

Heat Treatment: ASTM A512 tubing product is supplied in as drawn, or normalized, or stress relieved, or annealed condition.   

Package: Beveled or straight ends with plastic caps or metal protectors, black painted, hexagonal bundled or loose packing.

        If you require further information or you do not see what yo need in our web,please do not hesitate to contact us. Our customer service specialists will be happy to help you.info@jiade-group.com

Hot Tags: astm a512 cold-drawn welded steel mechanical tubes, China, factory, manufacturers, suppliers, customized, wholesale, bulk, discount, low price, in stock, free sample

Inquiry

You Might Also Like