products

Cold Drawn / Hot Rolling Seamless Steel Tubes For Machinery 1010 1020 1045

Basic Information
Place of Origin: CHINA
Brand Name: TORICH
Certification: ISO9001, TS16949
Model Number: GBT 8163
Minimum Order Quantity: 5tons
Price: negotiable
Packaging Details: in bundles with seaworthy packing, in wooden box
Delivery Time: 45-60 days
Payment Terms: T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability: 60000ton/year
Detail Information
Product Name: Cold Drawn / Hot Rolling Seamless Steel Tubes Standard: GBT 8163
Technique: Cold Drawn / Hot Rolling Section Shape: Round
Certification: ISO9001, TS16949 Alloy Or Not: Non-alloy
Secondary Or Not: Non-secondary Special Tube: Seamless Steel Tube
Surface: Oiled Shipment: Ocean, Air
High Light:

precision stainless steel tubing

,

seamless carbon steel tube


Product Description

Cold Drawn / Hot Rolling Seamless Steel Tubes For Machinery
 
Manufacture: Hot Rolling & Cold Drawn
 
Tolerance of the OD &WT:
OD Tolerance:

Production MethodOD Tolerance
Hot Rolling(Extrusion)±1% or ±0.50mm
Cold Drawn(Cold Rolled)±1% or ±0.30mm

 
Tolerance for wall thickness:
 
1.Wall thickness tolerance of Hot Rolling steel tube:

Production MethodOD (DN)WT/ODTolerance
Extruded tube≤102/±12.5% or ±0.40mm
>102≤0.05±15% or ±0.40mm
>0.05-0.10±12.5% or ±0.40mm
>0.10

+12.5%

-10%

Heat expanding steel tube/±15%

 
2.Wall thickness tolerance of Cold Drawn(Cold Rolled) steel tube:

Production MethodWTTolerance
Cold Drawn(Cold Rolled) steel tube≤3+15%/-10% or ±0.40mm
>3

+12.5%

-10%

 
Bending tolerance:
WT≤15mm, Bending≤1.5mm/m
WT>15mm~30mm, Bending≤2.0mm/m
WT>30mm/OD≥351mm, Bending≤3.0mm/m
 
Ovality and Wall unevenness:
The ovality and wall unevenness should be no more than 80% of the OD and wall thickness.(Or according to customer’s request)
 
mechanical property

Steel Grade

Tensile strength

Rm

N/mm2(MPa)

Yield Strength

Rp0.2

N/mm2(MPa)

Elongation

A %

Wall Thickness
≤16mm>16~30mm>30mm
10≥335≥205≥195≥185≥24
15≥375≥225≥215≥205≥22
20≥410≥245≥235≥225≥20
25≥450≥275≥265≥255≥18
35≥510≥305≥295≥285≥17
45≥590≥335≥325≥315≥14
20Mn≥450≥275≥265≥255≥20
25Mn≥490≥295≥285≥275≥18
Q235A375~500≥235≥225≥215≥25
B
C
D
Q275A415~540≥275≥265≥255≥22
B
C
D
Q295A390~570≥295≥275≥255≥22
B
Q345A470~630≥345≥325≥295≥20
B
C≥21
D
E
Q390A490~650≥390≥370≥350≥18
B
C≥19
D
E
Q420A520~680≥420≥400≥380≥18
B
C≥19
D
E
Q460C550~720≥460≥440≥420≥17
D
E

 
Packing:
Bundles with seaworthpacking.
 
1010 1020 1045 Cold Drawn / Hot Rolling Seamless Steel Tubes For Machinery
 
 
 

Contact Details
Claudia Xu

WhatsApp : +8613736164628