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

Name: Round Seamless Hot Formed Structural Steel Pipe 10 , 20 , 35 , 45 , 10Mn2 , 15Cr , 20Cr
Brand: TORICH INTERNATIONAL LIMITED
SKU: GOST 8732-78
Price: negotiable USD
Availability: InStock

Brand Name:	Torich
Model Number:	GOST 8732-78
MOQ:	5MT
Price:	USD600-900
Supply Ability:	7000MT/Month

Detail Information

Product Description

Detail Information

Place of Origin:

China

Certification:

GB/T 19001-2008 , ISO 9001:2008 , TS16949

Dimension::

32-219mm*2.8-46mm*4000-11700mm

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

Highlight:

structural steel tubing

structural steel square tubing

Product Description

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	-

Tags:

Precision Steel Tube

Seamless Steel Tube

Stainless Steel Tube

Welded Steel Tube

DOM Steel Tube

Heavy Wall Steel Tubing

Special Steel Pipe

Alloy Steel Pipe

Automotive Steel Tubes

CNC Machining Parts

Heat Exchanger Tubes

U Bend Tube

Drill Steel Pipe

Hydraulic Cylinder Tube

Nickel Alloy Tube

Structural Steel Pipe

Precision Steel Tube

Seamless Steel Tube

Stainless Steel Tube

Welded Steel Tube

DOM Steel Tube

Heavy Wall Steel Tubing

Special Steel Pipe

Alloy Steel Pipe

Automotive Steel Tubes

CNC Machining Parts

Heat Exchanger Tubes

U Bend Tube

Drill Steel Pipe

Hydraulic Cylinder Tube

Nickel Alloy Tube

Structural Steel Pipe

products details

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

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

structural steel tubing

structural steel square tubing