Round steel link chain making for 30+ years

SHANGHAI CHIGONG INDUSTRIAL CO., LTD

(round steel link chain manufacturer)

Low price for China Tube Blank Material Use for Making Seamless Tubes 321 Roud Bar

Short Description:

Category: round link chain, round steel link chain, round link mining chain, DIN 22252 mining chain, mining conveyor chain, flight bar chain system


Product Detail

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Generally customer-oriented, and it’s our ultimate goal for being not only the most trusted, trustable and honest provider, but also the partner for our customers for Low price for China Tube Blank Material Use for Making Seamless Tubes 321 Roud Bar, Aggressive price with top quality and satisfying support make us earned extra customers.we wish to work along with you and request common enhancement.
Generally customer-oriented, and it’s our ultimate goal for being not only the most trusted, trustable and honest provider, but also the partner for our customers for China Stainless Rod, Ss Round Bar, With the superior and exceptional service, we’re well developed along with our customers. Expertise and know-how ensure that we are always enjoying the trust from our customers in our business activities. “Quality”, “honesty” and “service” is our principle. Our loyalty and commitments remain respectfully at your service. Contact Us Today For further information, contact us now.

Category

Round link chain, round steel link chain, round link mining chain, DIN 22252 mining chain, mining conveyor chain, flight bar chain system

Application

Armored Face Conveyors (AFC), Beam Stage Loaders (BSL), road header machines, coal plows, etc.

1

As the No. 1 coal production country, China has seen demand of huge quantity round link mining chains, and thus been encouraging China round steel link chain manufacturing capacity in terms of quantity and quality. SCIC’s chain factory with its 30 years round steel link chains production history has been fully involved into China coal industry supply; our round link chains have been so far well accepted and used by all the main coal & mining companies through China.

Our round steel link chain quality is ensured through each step of chain production, from sound alloy steel bars to precise link fabrication by robot, from computerized flash butt welding to well designed quenching & tempering heat-treatment (resulting in desired strength and surface hardness), from proof test to mechanical tests on verifying the surface & inner quality.

SCIC round link chain is made according to China GB/T-12718 standard and factory Technical Requirements, as well as to DIN 22252 or GOST 25996 standards and clients specs

SCIC round link chain is used for Armored Face Conveyors (AFC), Beam Stage Loaders (BSL), road header machines, coal plows and other equipment that requires this type of chain.

anti-corrosive coatings (e.g., hot dipped galvanization) result in decreased chain mechanical properties, therefore the application of any anti-corrosive coatings shall subject to order agreement between buyer and SCIC.

Figure 1: round link chain

Table 1: round link chain dimensions

link size (opp. Weld)
d (mm)

pitch
t (mm)

link width
 (mm)

link weld size
 (mm)

unit weight
kg/m (~)

nominal

tolerance

nominal

tolerance

inner
b1 (min.)

outer
b2 (max.)

diameter
d1 (max.)

length
e

10

 ± 0.4

40

 ±0.5

12

34

10.8

7.1

1.9

14

 ± 0.4

50

 ±0.5

17

48

15

10

4.0

18

 ± 0.5

64

 ±0.6

21

60

19.5

13

6.6

19

 ± 0.6

64.5

 ±0.6

22

63

20

13

7.4

22

 ± 0.7

86

 ±0.9

26

74

23.5

15.5

9.5

24

 ± 0.8

86

 ±0.9

28

79

26

17

11.6

26

 ± 0.8

92

 ±0.9

30

86

28

18

13.7

30

 ± 0.9

108

 ±1.1

34

98

32.5

21

18.0

34

 ± 1.0

126

 ±1.3

38

109

36.5

23.8

22.7

38

 ± 1.1

126

 ±1.3

42

121

41

27

30.1

38

 ± 1.1

137

 ±1.4

42

121

41

27

29.0

42

 ± 1.3

137

 ±1.4

48

137

45

30

36.9

42

 ± 1.3

146

 ±1.5

48

137

45

30

36.0

42

 ± 1.3

152

 ±1.5

46

133

45

30

35.3

notes:     Larger size chain available upon inquiry.
          Link size (d) to be measured at link straight opposite link weld.
          Link width (b1 & b2) to be measured off the link weld.

Table 2: round link chain mechanical properties

chain size
d x t
(mm)

chain grade

test force
(kN)

elongation under test force
% (max.)

breaking force
(kN)

elongation at fracture
% (min.)

minimum deflection
(mm)

10 x 40

S

85

1.4

110

14

10

SC

100

1.6

130

SCC

130

1.9

160

14 x 50

S

150

1.4

190

14

14

SC

200

1.6

250

SCC

250

1.9

310

18 x 64

S

260

1.4

320

14

18

SC

330

1.6

410

SCC

410

1.9

510

19 x 64.5

S

290

1.4

360

14

19

SC

360

1.6

450

SCC

450

1.9

565

22 x 86

S

380

1.4

480

14

22

SC

490

1.6

610

SCC

610

1.9

760

24 x 86

S

460

1.4

570

14

24

SC

580

1.6

720

SCC

720

1.9

900

26 x 92

S

540

1.4

670

14

26

SC

680

1.6

850

SCC

850

1.9

1060

30 x 108

S

710

1.4

890

14

30

SC

900

1.6

1130

SCC

1130

1.9

1410

34 x 126

S

900

1.4

1140

14

34

SC

1160

1.6

1450

SCC

1450

1.9

1810

38 x 126
38 x 137

S

1130

1.4

1420

14

38

SC

1450

1.6

1810

SCC

1810

1.9

2270

42 x 137
42 x 146
42 x 152

S

1390

1.4

1740

14

42

SC

1770

1.6

2220

SCC

2220

1.9

2770

Generally customer-oriented, and it’s our ultimate goal for being not only the most trusted, trustable and honest provider, but also the partner for our customers for Low price for China Tube Blank Material Use for Making Seamless Tubes 321 Roud Bar, Aggressive price with top quality and satisfying support make us earned extra customers.we wish to work along with you and request common enhancement.
Low price for China Stainless Rod, Ss Round Bar, With the superior and exceptional service, we’re well developed along with our customers. Expertise and know-how ensure that we are always enjoying the trust from our customers in our business activities. “Quality”, “honesty” and “service” is our principle. Our loyalty and commitments remain respectfully at your service. Contact Us Today For further information, contact us now.


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