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TORICH INTERNATIONAL LIMITED

  • China,Ningbo ,Zhejiang
  • Verified Supplier
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  3. Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi
China Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi
China Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi

  1. China Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi
  2. China Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi
  3. China Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi
  4. China Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi

Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi

  1. MOQ： 4MT
  2. Price： USD600-900
  3. Get Latest Price
Supply Ability 7500MT/Month
Delivery Time 30~40days
Dimension: 5-140mm*0.4-12mm*1500-11500mm
Steel Grade: 10 , 20 , 35 , 45 , 10Mn2 , 15Cr , 30CrMnSi
Product Name: Structural Steel Pipe
Section Shape: Round
Technique: Seamless
Brand Name Torich
Model Number GOST 8734-75
Certification GB/T 19001-2008 , ISO 9001:2008 , TS16949 , ABS , NK
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Supply Ability 7500MT/Month Delivery Time 30~40days
Dimension: 5-140mm*0.4-12mm*1500-11500mm Steel Grade: 10 , 20 , 35 , 45 , 10Mn2 , 15Cr , 30CrMnSi
Product Name: Structural Steel Pipe Section Shape: Round
Technique: Seamless Brand Name Torich
Model Number GOST 8734-75 Certification GB/T 19001-2008 , ISO 9001:2008 , TS16949 , ABS , NK
Place of Origin China
High Light structural steel tubing ，cold formed steel tube

GOST 8734-75 Seamless Structural Steel Pipe and Steel Tubes Cold-Formed 10 , 20 , 35 , 45 , 10Mn2 , 15Cr , 30CrMnSi

 

GOST 8734-75. Seamless Steel Tubes Cold-Formed

 
Outside Diameter: 5 – 140 mm 
(5; 6; 7; 8; 9; 10; 11; 12; 13; 14; 15; 16; 17; 18; 19; 20; 21; 22; 23; 24; 25; 26; 27; 28; 29; 30; 32; 34; 35; 36; 38; 40; 42; 45; 48; 50; 51; 53; 54; 56; 57; 60; 63; 65; 68; 70; 73; 75; 76; 80; 83; 85; 89; 90; 95; 100; 102; 108; 110; 120; 130; 140)
 

Wall Thickness: 0,4 – 12 mm 
(0,4; 0,5; 0,6; 0,8; 1; 1,2; 1,4; 1,5; 1,6; 1,8; 2; 2,2; 2,5; 2,8; 3; 3,2; 3,5; 4; 4,5; 5; 5,5; 6; 6,5; 7; 7,5; 8; 8,5; 9; 9,5; 10; 11; 12)


Tolerances: 
OD: 
D 5 – 10 mm: ± 0,15 mm 
D 11 – 30 mm: ± 0,30 mm 
D 32 – 50 mm: ± 0,40 mm 
D 51 – 140 mm: ± 0,8%
WT: 
S 0,4 – 1 mm: ± 0,12 mm 
S 1,2 – 5 mm: ± 10% 
S 5,5 – 12 mm: ± 8% 


Notes: 

  1. Steel grades: 10, 20, 35, 45, 10Mn2, 15Cr, 20Cr, 40Cr, 30CrMnSi, 15CrMo acc. to GOST 1050-88, GOST 19281-89, GOST 4543-71. Others steel grades are available subject to agreement.
  2. Dimensions and tolerances acc. to GOST 8734-75.
  3. Technical requirements acc. to GOST 8733-74.
  4. Length from 1.5 to 11.5 m depending on diameter and wall thickness. 

 

Sizes
OD, mm
 WT, mm
OD, mm
 WT, mm
OD, mm
 WT, mm
5
 0,5 – 1,5
16 – 20
 0,4 – 5
45 – 48
 1 – 10
6
 0,5 – 2
21 – 22
 0,4 – 6
50 – 56
 1 – 12
7 – 8
 0,5 – 2,5
23 – 24
 0,5 – 4
57 – 70
 1,5 – 12
9
 0,4 – 3
25 – 28
 1 – 7
73 – 95
 2 – 12
10 – 12
 0,4 – 3,5
30 – 36
 1 – 8
100 – 130
 2,5 – 12
13 – 15
 0,4 – 4
38 – 42
 1 – 9
140
 3 – 12

 

Mechanical properties
Steel Grade
Tensile Strength, N/mm2(min)
Yield Strength,N/mm2 (min)
Elongation, % (min)
10
343
206
24
20
412
245
21
35
510
294
17
45
589
323
14
10Mn2
422
245
22
15Cr
412
-
19
20Cr
431
-
17
40Cr
618
-
14
30CrMnSi
491
-
18
15CrMo
431
226
21

 

Chemical Composition (%, max)
Steel Grade
C
Si
Mn
Cr
Ni
Mo
S
P
Cu
N
10
0,07-0,14
0,17-0,37
0,35-0,65
0,15
0,3
-
-
-
-
-
20
0,17-0,24
0,17-0,37
0,35-0,65
0,25
0,25
-
0,03
0,025
0,30
0,008
35
0,32-0,40
0,17-0,37
0,50-0,80
0,25
0,30
-
0,04
0,035
0,30
-
45
0,42-0,45
0,17-0,37
0,50-0,80
0,25
-
-
-
-
-
-
10Mn2
0,07-0,15
0,17-0,37
1,2-1,6
0,30
0,30
-
0,035
0,035
0,30
-
20Cr
0,17-0,23
0,17-0,37
0,50-0,80
0,70-1,0
0,30
-
0,035
0,035
0,30
-
40Cr
0,36-0,44
0,17-0,37
0,50-0,80
0,80-1,10
0,30
-
0,035
0,035
0,30
-
30CrMnSi
0,28-0,34
0,90-1,20
0,80-1,10
0,80-1,10
0,30
-
0,005
0,025
-
-
15CrMo
0,11-0,18
0,17-0,37
0,40-0,70
0,80-1,10
0,30
0,40-0,55
0,025
0,025
0,30
-

 
GOST-8734-75 Seamless Steel Tubes Manufacturer China  steel tube factory for GOST8734-75

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller

  • Year Established:

    1997

  • Total Annual:

    25000000-30000000

  • Employee Number:

    100~200

  • Ecer Certification：

    Verified Supplier

Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat... Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat...

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Get in touch with us

  • Reach Us
  • TORICH INTERNATIONAL LIMITED
  • Suite 1604-3, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China
  • https://www.precision-steeltube.com/

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