Min. Order: | 1 Ton |
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Trade Term: | FOB |
Payment Terms: | L/C, T/T |
Supply Ability: | 2500 tons/month |
Place of Origin: | Zhejiang |
Location: | Ningbo, Zhejiang, China (Mainland) |
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Business Type: | Manufacturer, Trading Company, Agent, Distributor/Wholesaler |
Main Products: | 4140 Hollow Bar Hollow Section, ASTM A192, ASTM A179, EN10216-2 Boiler Steel Pipes, Drill Rod Mining Tubes |
Means of Transport: | Ocean |
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Technique: | Seamless |
Brand Name: | New Era |
Grade: | St35,ST45,ST52 |
Outer Diameter: | 6--102mm |
Thickness: | 1--15mm |
Length: | max 12000mm |
Usage: | Auto parts use |
Certification: | ISO 9001-2008, TS16949 |
Technique: | Cold Drawn |
Section Shape: | Round |
HS code: | 73043190 |
Payment Terms: | TT |
Production Capacity: | 2500 tons/month |
Packing: | Standard Export Package |
Delivery Date: | 45 days |
Standard:Precision Seamless Steel Tubes DIN 2391/EN 10305-1
Material:ST35,ST37.4,ST37,ST45,ST52,ST52.4,E235,E255,E355,SAE1010,SAE1020
OD:6MM-102MM,WT:1-15mm
Delivery State:NBK
Raw material:Bao Steel,Huai Steel,XingCheng Steel with good quality.
Length:5.8m,6m.
Package:Bundles or wooden cases.
Surface Anti-rust:Both outside and internal tube surface flushing with anti-rust oil.
Surface quality:very smooth and bright without oxide scale,pock,strach,crack and other defects..
High working pressure,better extending rate and strength property,after bending with no deformation,after flattening and flaring process with no crack.
Test:Tensile Strength Test,Flaring and flattening test ,Hardness Test,Chemical Compositon Test
Grade | ChemicalComposition( % ) | ||||
C max | Si max | Mn | P max | S max | |
St 35 | 0.17 | 0.35 | ≥ 0.40 | 0.025 | 0.025 |
St 45 | 0.21 | 0.35 | ≥ 0.40 | 0.025 | 0.025 |
St 52 | 0.22 | 0.55 | ≤ 1.60 | 0.025 | 0.025 |
Mechanical Properties (Mpa):
Steel grade | cold drawing lucencyhardness | cold drawing lucencyhardness | drawing lucency | Anneal | Normalization | |||||||
Tensile Strength Rm | Elongation % | Tensile Strength Rm | Elongation % | Tensile Strength Rm | Yield Strength | Elongation % | Tensile Strength Rm | Elongation % | Tensile Strength Rm | Yield Strength | Elongation % | |
St35 | 480 | 6 | 420 | 10 | 420 | 315 | 14 | 315 | 25 | 340-470 | 235 | 25 |
St45 | 580 | 5 | 520 | 8 | 520 | 375 | 12 | 390 | 21 | 440-570 | 235 | 21 |
St52 | 640 | 4 | 580 | 7 | 580 | 420 | 10 | 490 | 22 | 490-630 | 355 | 22 |