TORICH INTERNATIONAL LIMITED

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Round Seamless Hot Formed Structural Steel Pipe 10 , 20 , 35 , 45 , 10Mn2 , 15Cr

China Round Seamless Hot Formed Structural Steel Pipe 10 , 20 , 35 , 45 , 10Mn2 , 15Cr

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Round Seamless Hot Formed Structural Steel Pipe 10 , 20 , 35 , 45 , 10Mn2 , 15Cr

MOQ： 5MT
Price： USD600-900
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Dimension:	32-219mm2.8-46mm4000-11700mm
Steel Grade:	10 , 20 , 35 , 45 , 10Mn2 , 15Cr , 20Cr
Product Name:	Structural Steel Pipe
Section Shape:	Round
Packaging Details	In bundles with anti rust protection, in hexagonal bundles
Supply Ability	7000MT/Month
Delivery Time	30-40days
Brand Name	Torich
Model Number	GOST 8732-78
Certification	GB/T 19001-2008 , ISO 9001:2008 , TS16949
Place of Origin	China

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Product Details
Company Details

Product Specification


Dimension:	32-219mm2.8-46mm4000-11700mm	Steel Grade:	10 , 20 , 35 , 45 , 10Mn2 , 15Cr , 20Cr
Product Name:	Structural Steel Pipe	Section Shape:	Round
Packaging Details	In bundles with anti rust protection, in hexagonal bundles	Supply Ability	7000MT/Month
Delivery Time	30-40days	Brand Name	Torich
Model Number	GOST 8732-78	Certification	GB/T 19001-2008 , ISO 9001:2008 , TS16949
Place of Origin	China
High Light	structural steel tubing ，structural steel square tubing

GOST 8732-78 10 , 20 , 35 , 45 , Seamless Hot-Formed Steel Pipes , Structural Steel Pipe, Structural Steel Tube

GOST 8732-78. Seamless Hot-Formed Steel Pipes

Outside Diameter: 32 – 219 mm
(32; 33,7; 38; 42; 42,4; 45; 48,3; 50; 51; 54; 57; 60; 60.3*; 63,5; 68; 70; 73; 76; 82,5*; 83; 89; 95; 102; 108; 114; 121; 127; 133; 140; 146; 152; 159; 168; 178*; 180; 194; 203; 219)

Wall Thickness: 2.8 – 46 mm
(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; 13; 14; 15; 16; 17; 18; 19; 20; 22; 24; 25; 26; 28; 30; 32; 34; 35; 36; 38; 40; 42; 45) .

Tolerances:
OD:
D 32 – 50 mm: ± 0.5 mm
D 51 – 219 mm: ± 1%
WT:
S 2,8 – 15 mm: + 12,5% – 15%
S 16 – 30 mm: ± 12,5%
S 32 – 45 mm: + 10% – 12,5%
Notes:

Steel grades: 10, 20, 35, 45, 10Mn2, 15Cr, 20Cr, 40Cr, 30CrMnSi, 15CrMo, 30CrM acc. to GOST 1050-88, GOST 4543-71, GOST 19281-89.
Dimension marked by "*", as well as intermediate dimensions are produced subject to agreement.
Dimensions of pipes and tolerances according to GOST 8732-78.
Technical requirements according to GOST 8731-74.
Length from 4 up to 11.7 m depending on diameter and wall thickness.
Groups of metrics of quality:
BВ – with rate setting of chemical composition for killed steel (grades according to GOST 1050-88, GOST 4543-71, GOST 19281-89);
V – with rate setting of mechanical properties and chemical composition;
G – with rate setting of chemical composition and control of mechanical properties for heat-treated samples. Mechanical properties are according to steel standards.

Sizes
OD, mm	WT, mm	OD, mm	WT, mm	OD, mm	WT, mm
32 – 33,7	2,8 – 4,0	89 – 95	3,5 – 24	146	5 – 38
38 – 42,4	3 – 4,5	102 – 108	4 – 28	152	5 – 40
45 – 54	3,5 – 6,0	114	4,5 – 28	159	5 – 42
57 – 68	3,5 – 14	121	5 – 30	168 – 194	6 – 45
70	3,5 – 16	127	5 – 32	203 – 219	8 – 45
73 – 76	3,5 – 20	133	5 – 35
82,5 – 83	3,5 – 22	140	5 – 36

Mechanical Properties
Steel Grade	Tensile Strength, N/mm2(min)	Yield Strength,N/mm2 (min)	Elongation, % (min)
10	353	216	24
20	412	245	21
35	510	294	17
45	588	323	14
10Mn2	421	265	21
20Cr	431	-	16
40Cr	657	-	9
30CrMnSi	686	-	11
15CrMo	431	225	21
30CrMn	588	392	13

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	-
30CrMn	0,26-0,33	0,17-0,37	0,40-0,70	0,80-1,10	0,30	0,15-0,25	0,025	0,025	0,30	-

Company Details

Bronze Gleitlager

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from Quality China Factory

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Business Type:

Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller 
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Year Established:

1997 
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Total Annual:

25000000-30000000
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Employee Number:

100~200 
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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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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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