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Cold Drawn/Rolled Astm 1020 Seamless Steel Pipe

Cold Drawn/Rolled Astm 1020 Seamless Steel Pipe photo-1
US$ 1,000 - 1,500 MOQ: 10 Metric Tons
Key Specifications
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Standard:
Thickness:
2, 30
Section Shape:
Round
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao
Delivery Detail:
Delivery time depends on order quantity.
Thickness 2, 30
Section Shape Round
Outer Diameter 30 - 250 mm
Place of Origin Shandong, China
Secondary Or Not Non-secondary
Application Hydraulic Pipe
Technique Cold Drawn
Certification Other, ISO9001:2000
Surface Treatment Other, honed
Alloy Or Not Non-alloy

Commodity name: Cold drawn/Rolled astm 1020 seamless steel pipe

 

Parameter:

 

1.Raw material:10#,20#,35#,45#,Q345,16Mn,25Mn,27SiMn,42CrMo,Aisi1020,Aisi1045,st35,St45,St52etc

 

2.ID:30-250mm

 

3.ID tolerance:H8,H9

 

4.Surface roughness:Ra 0.02— 0.4μm

 

5. Final supply condition:cold drawn and stress-relieved(BK+S)

 

6. Machining allowance:0.5-1.5mm

 

7.Wall thickness:10%×ID

 

 

 

Dimensions tolerance

 

OD(mm)

ID (mm)

Tolerance

OD (mm)

ID (mm)

Wall thickness deviation (mm)

Ovality (mm)

Curvature(mm/m)

40-74

30-65

±.01

-0.3,-0.5

≤0.5

≤0.1

0.3

74-98

65-85

±.01

-0.4,-0.6

≤0.5

≤0.15

0.3

100-116

85-100

±.02

-0.4,-0.6

≤0.6

≤0.15

0.3

124-134

110-115

±.02

-0.6,-0.8

≤0.6

≤0.20

0.3

140-158

120-135

±.02

-0.7,-0.9

≤0.8

≤0.20

0.3

165-176

140-150

±.02

-0.7,-0.9

≤0.8

≤0.20

0.3

188-203

160-180

±.02

-0.7,-0.9 Honed

≤0.8

≤0.20

0.3

 

Tolerance on ID

 

No.

Inside diameter(mm)

ID machining allowance(mm)

1

50-80

0.5-0.8

2

81-125

0.7-1.1

3

125-200

0.9-1.2

4

200-250

1-1.5

Other dimension can be customized

 

Commercial length

 

No.

ID Min.(mm)

Length(mm)

1

50

700—2000

2

63

700—3000

3

80

700—4000

4

>90

700—6000

Other dimension can be customized

 

Delivey conditions:

  • Standard packing with plastic caps and strapped bundles.
  • Commercial length 2000~10500mm,custom lengths upon request
  • Surface protection

About our service:

 

1.cargo track service during transporting and feedback service after cargo is loaded on board

 

2.flexible terms of payment by T/T and L/C

 

3.big discount for repeat customers

 

4.smooth delivering procedure

 

 

we can supply all kinds of steel pipes such as hot rolled seamless steel pipes ,cold drawn seamless steel pipes,honed pipes,cold drawn welded tubes(DOM tubes).

 

Welcome to inquiry at any time, we will try our best to serve you.

Cold drawn/Rolled astm 1020 seamless steel pipeCold drawn/Rolled astm 1020 seamless steel pipe 

If any request, please feel free to contact us !

 

Tolerance in Dimension:

 

OD

GB/T3639(GB8713)

DIN2391(EN10305)

Our Tolerence

Best Quality

4-30mm

±0.10mm

±0.08mm

±0.05mm

±0.02mm

31-40mm

±0.15mm

±0.15mm

±0.05mm

±0.03mm

41-50mm

±0.20mm

±0.20mm

±0.05mm

±0.03mm

51-60mm

±0.25mm

±0.25mm

±0.08mm

±0.03mm

61-70mm

±0.30mm

±0.30mm

±0.10mm

±0.05mm

71-160mm

±0.30mm

±0.30mm

±0.10mm

±0.05mm

Tolerance in WT

±0.12mm

±0.10mm

±0.05mm

±0.03mm

 

       

Process

Diameter

Length

Precision

Inner Hole Roughness

Cold Rolled

30-100mm

≤12 m

H8-H10

0.4-1.6

Cold Draw

30-250mm

≤12 m

H8-H10

0.8-1.6

Honing

40-500mm

≤12 m

H8-H9

0.4-0.8

Rolling

40-400mm

≤7 m

H8

0.4

 

 

 

 

 

Inner Diameter

H8

H9

H10

 

30mm

±0.033

±0.052

±0.084

5-30mm

30-50mm

±0.039

±0.062

±0.100

±0.080

50-80mm

±0.046

±0.074

±0.120

 

80-120mm

±0.054

±0.087

±0.140

 

120-180mm

±0.063

±0.100

±0.160

 

180-250mm

±0.072

±0.115

±0.185

 

250-315mm

±0.081

±0.130

±0.210

 

315-400mm

±0.089

±0.140

±0.230

 

 

hydraulic cylinder tube st52 din2391

 

Mechanical Properties: 

 

Condition

Materail Grade

T.S (MPa)

Y.S (MPa)

Elongation(%)

BKS

ST35 (10#)

≥420

≥315

≥14

BKS

ST45(20#)

≥520

≥375

≥12

BKS

ST52(16Mn)

≥580

≥420

≥10

GBK

ST35 (10#)

≥315

 

≥35

GBK

ST45(20#)

≥390

 

≥32

GBK

ST52(16Mn)

≥490

 

≥30

NBK

ST35 (10#)

340-470

≥235

≥32

NBK

ST45(20#)

440-570

≥255

≥30

NBK

ST52(16Mn)

490-630

≥335

≥28

 

Application:

 

hydraulic cylinder tube st52 din2391 widely used in hydraulic system with precision steel tube, injection molding machine with precision steel tube, hydraulic press with precision steel tube, shipbuilding with steel tube, EVA foaming, hydraulic machinery, hydraulic cutting machine, shoe making machinery, hydraulic equipment, high pressure tubing, hydraulic tubing, card sets of joints, pipe joints, rubber machinery, forging machinery, casting machinery, engineering machinery, automotive high pressure steel pipe concrete pump, sanitation vehicle, automobile industry, shipbuilding industry, metal processing, military industry, diesel engine, the internal combustion engine, air compressor, construction machinery, forestrymachinery, etc.

 

About our service:

 

1. Cargo track service during transporting and feedback service after cargo is loaded on board

 

2. Flexible terms of payment by

 

3. Big discount for repeat customers

 

4. Smooth delivering procedure

 

5. Payment Terms: T/T , L/C And so on.

If there is any Question, please feel free to send u

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Business Type
Manufacturer, Trading Company
Year Established
1992
Factory Size
10,000-30,000 square meters
Total Employees
51 - 100 People