Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram |
Supply Ability | 50000Tons/Year |
Delivery Time | 30-45Wrok Days |
Packaging Details | Factory Direct Sale GB/T8162 Q235 Carbon Seamless Steel Pipe,In plywood case,In wooden box. |
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 |
Brand Name | TORICH |
Model Number | GB/T8162 |
Certification | ISO9001 ISO14001 |
Place of Origin | China |
View Detail Information
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Product Specification
Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability | 50000Tons/Year |
Delivery Time | 30-45Wrok Days | Packaging Details | Factory Direct Sale GB/T8162 Q235 Carbon Seamless Steel Pipe,In plywood case,In wooden box. |
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 |
Brand Name | TORICH | Model Number | GB/T8162 |
Certification | ISO9001 ISO14001 | Place of Origin | China |
High Light | precision steel pipe ,precision pipes and tubes |
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 |
A: A professional steel pipes materials inventor, manufacturer and solution provider
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.
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
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
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification:
Verified Supplier
Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution provider Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which hol... Who We are ? -------A professional steel pipes materials inventor, manufacturer and solution provider Torich International Limited is a professional manufacturer and exporter of steel pipes materials. It is an international marketing and sales company specialized in steel tubes, which hol...
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