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Buy cheap Seamless Cold Formed Steel Tube / Structural 2 Inch Steel Pipe 30CrMnSi from wholesalers

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

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Brand Name:Torich

Model Number:GOST 8734-75

Certification:GB/T 19001-2008 , ISO 9001:2008 , TS16949 , ABS , NK

Price:USD600-900

Supply Ability:7500MT/Month

Delivery Time:30~40days

Company Data

TORICH INTERNATIONAL LIMITED

Verified Supplier

Contact Person Richard SHEN

Business Type: Manufacturer Distributor/Wholesaler Importer Exporter Trading Company Seller

Officials: Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China

Quality: Quality Certifitation Available

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Product Details Company Profile

Product Details

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:

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.
Dimensions and tolerances acc. to GOST 8734-75.
Technical requirements acc. to GOST 8733-74.
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	-

Company Profile

TORICH INTERNATIONAL LIMITED

Who We are ？

-------A professional steel pipes materials inventor, manufacturer and solution provider
Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which holds the factories of Seamless Steel Tubes with Carbon and Alloy Steel Grade, Welded Precision Steel Tubes，DOM Steel Tubes, Seamless & Welded Stainless Steel Tubes with Nickel and Alloy Steel Grade.
Our factory was established since 1997, with the name of Haiyan Sanxin Steel Pipe Co., Ltd. The factories’ technicians are of great engineering experience in steel pipe industry for more than 20 years, which are in great command of production technology for Cold Drawing and Cold Rolling. So we have strong technician team and manufacturing capability.

What products we do？

------- Invent and produce various Precision Steel Pipes

Our steel pipes cover the following ranges:
Seamless Precision Steel Pipes

Bearing Steel Tubes
Welded Precision Steel Pipes, with DOM production
Seamless Heat Exchanger Steel Pipe
Seamless Boiler Steel Pipes

Honed Tubes

Hydraulic Cylinder Steel Tubes

Hydraulic Telescopic Cylinder Tubes
Seamless Structural Steel Pipes
Seamless Mechanical Steel Pipes
Seamless Alloy Steel Tubes & Pipes
Seamless Stainless Steel tubes
Welded Stainless Steel Tubes
Seamless Stainless Steel Tubes & Pipes
Welded Stainless Steel Tubes & Pipes
Seamless Carbon Steel Tubes & Pipes
Nickel Alloy Steel Tubes & Pipes

What TORICH do:
1. Producing Steel Tubes
2. Selling both on Domestic and International Market
3. Precisely Targeting Customers’ Requirement- Sourcing the right factory for right products for Customers

Products Application:
Oil Cylinders
Air Cylinder,
Automotive Cylinder Liners
Boilers, Pressure Vessels
Shell & Heat Exchangers
Jack Lifting
Telescopic Systems
Pneumatic Cylinders
Agricultural Machineries

Size range is:
O.D. 4-350mm,
W.T. 0.5-30mm,
Length: according to customer’s requirement and agreement

Steel Grade:
Carbon Steel Grade:
ST35.8, ST37.0, ST44, ST52;
E155, E195, E215, E235, E275, E355;
195GH, P235GH, P265GH, P195TR1, P195TR2, P235TR1, P235TR2, P265TR1, P265TR2;
SAE1010, SAE1020, SAE1026, SAE1035, SAE1045;

Carbon steel tube: SA178, A179, A192, A210, SA213, SA214, etc.

Alloy Steel Grade:
T2, T5, T9, T11, T12, T17, T21, T22, T91,T92, 15Mo3,16Mo3, 13CrMo44;
SAE4130, SAE4140, 40Cr, 40Cr4, 10CrMo910, 12CrMo910, 11CrMo910,
25CrMo4, 35CrMo, 35CrMo4, 42CrMo4, 34CrMo4, 20MnV, 20MnV6,20CrMn;
Carbon steel tube: A179,A192,A210,DIN17175,etc.

Bearing Steel Grades:
GCr15 52100 suj2 suj3 100Cr6 SKF3S SKF3S 20CrNiMo 8620H 4118H;

Nickel Alloy Grade:
N02200/2201, N04400, N06600, N06601, N06625, N06852, N06219, N06690, N08800/8810/8811, N08825, N08028, N08535, N08904, N08925, N08926, N010276, N06022, etc.

Austenitic/Super Austenitic Stainless Steel Grade:
304/304L, 316/316L, 314, 321, 347H, 316Ti, 316LMod, 317L/N, 310S, 253MA, 330, 904L, S31254, XM-19, etc.

Ferrite/Martensite Stainless Steel Grade:
TP410, TP405, TP420, TP430, TP430Ti, TP403, TP409, TP444, TP439, TP446, etc.

Duplex/Super Duplex Stainless Steel Grade:
S31803, S32304, S31500, S32550, S32750, S32760, etc.

Corporate Culture:
We focus on Quality First, Quality Traceability, and Quality Stability!
We focus on Customer First, People First, and Quality-Oriented!

Success:
First factory started in 1997, in the name of Torich , now covers 50000 square meters of factory building, with more than 100employees, and over 45 million RBM assets.
In 2008, we started the company of Torich International Limited for international business and marketing.
Welcome partners from all over the world for long term cooperation!