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Home ProductsStructural Steel PipeGB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube
GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube
GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube
GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube
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GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube

Minimum Order Quantity : 0.5ton Price : USD700-1200/Ton
Packaging Details : Factory Direct Sale GB/T8162 Q235 Carbon Seamless Steel Pipe,In plywood case,In wooden box. Delivery Time : 30-45Wrok Days
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram Supply Ability : 50000Tons/Year
Place of Origin: China Brand Name: TORICH
Certification: ISO9001 ISO14001 Model Number: GB/T8162

Detail Information
Product Name: Factory Direct Sale GB/T8162 Q235 Carbon Seamless Steel Pipe Keyword: Seamless Steel Pipe
Type: Seamless Steel Pipe Surface: Oiled
Material: Q345 10# 20# Usage: Fluid Pipe
Shape: Round Length: 3-12.5m
OD: 4-1200mm WT: 0.5-200mm
High Light:

precision steel pipe

,

precision pipes and tubes

Product Description

GB/T8162 Q235 Carbon Seamless Steel Pipe

product description

GB/T8162 Q235 Carbon Seamless Steel Pipe

Steel Grade/Steel Material: Q345 Q195 10# 20#

Steel pipe standard:GB/8162

 

Characteristic:

Good concentricity

Good OD and ID tolerance

High Precision

Stable quality

Smooth Roughness

TORICH QUALITY ASSURANCE

 

Production Processs:

RAW MATERIAL

↓

INCOMING INSPECTION

↓

STORAGE → CUTTING→HAMMERING → PICKING LUBRICATION → CLEANING → PHOSPHORI CLEAN

↓

ENDS CUTTING←STRAIGHTENING←HEAT TREATMENT↔MIDDLLE CHECK↔ COLD DRAWING ← LUBRICATING ↓

FINAL INSPECTION→BUNDING→STORAGE

 

 

Heat Treatment: Hot Rolling & Cold Drawn

 

Tolerance of the OD &WT:

OD Tolerance:

Production Method OD 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 Method OD (DN) WT/OD Tolerance
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 Method WT Tolerance
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 Properties:

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
Q235 A 375~500 ≥235 ≥225 ≥215 ≥25
B
C
D
Q275 A 415~540 ≥275 ≥265 ≥255 ≥22
B
C
D
Q295 A 390~570 ≥295 ≥275 ≥255 ≥22
B
Q345 A 470~630 ≥345 ≥325 ≥295 ≥20
B
C ≥21
D
E
Q390 A 490~650 ≥390 ≥370 ≥350 ≥18
B
C ≥19
D
E
Q420 A 520~680 ≥420 ≥400 ≥380 ≥18
B
C ≥19
D
E
Q460 C 550~720 ≥460 ≥440 ≥420 ≥17
D
E


GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube 1

GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube 2

 

packaging shipping

 

GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube 4

 

GB/T8162 Q235 Q345 Q195 Carbon Seamless Steel Pipe For Fluid Tube 5

 

FAQ

 

Q: Are you trading company or manufacturer ?

A: A professional steel pipes materials inventor, manufacturer and solution provider

Q: How long is your delivery time?

A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples of stainless steel tube ? is it free or extra ?

A: Yes, we could offer the sample for free charge but need pay the cost of freight.

Q: What is your terms of payment ?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us

Tag:

cold formed steel tube

structural steel square tubing

structural steel tubing

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