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Welded Carbon Steel Flat Sided Ellipse Oval Tube
  • Welded Carbon Steel Flat Sided Ellipse Oval Tube
  • Welded Carbon Steel Flat Sided Ellipse Oval Tube
  • Welded Carbon Steel Flat Sided Ellipse Oval Tube
Payment Type: T/T
Terms of Trade: FOB,CFR,CIF,FCA
Min. Order: 1 Ton
Delivery Time: 45 Days
Packaging: Bundles Package, Wooden Box
Productivity: 3000 tons/month
Brand: Huijie
Transportation: Ocean
Place of Origin: Zhejiang, China
Supply Ability: 3000 tons/month
Certificate: ISO9001-2008, TS16949
HS Code: 73043190
Port: Shanghai,Ningbo
Basic Info

Model No.: welded oval tubes

Product Description

Welded Carbon Steel Flat Sided Elliptical oval Tube rectangle tube,round tubes,square tubes

Materials:SAE1020,SAE1010,SAE1045,SAE4130,SAE4140 STKM12C,STKM13C,Q235B,Q345B

Outer hexagon or inner hexagonSeamless Carbon and Alloy Steel Mechanical Tubing

Applications: for mechinery, mechanical engineer

Size range: O.D.:6-168mm W.T.:1-15mm L:max12000mm

Steel Grade As ASTMA500 JIS G3445 GB/T3094 Others,Chemical compisition:

Standard

GB/T3094, BS, JIS, GB, DIN, ASTM, API

Matrial

10#-45# A53-A369, ST35-ST52, Q195, Q235 , Q345

Size

OD: 6-168mm WT: 0.3-15mm Length: 1-12m

Application

Mechanical engineering , Agricultural machines , Structural construction

Surface

painted,galvanized,or oiled according to customer's requirement

Test and Inspection

Mechanical Test, Tension Test
Flaring Test, Flattening Test
Hardness Test, Hydrostatic or Nondestructive Electric Test etc

Mechanical Properties

Grade

Tensile Strength min Mpa

Yield Strength min Mpa

Elongation min %

10

335

205

24

20

390

245

20

35

510

305

17

45

590

335

14

Q195

315

195

22

Q215

335

215

22

Q235

375

235

20

Q295

430

295

22

Q345

510

345

21

Q390

530

390

18


Mechanical properties:

Grade condition Ultimat Yield Elongation Rockwell
Strength Strength Hardness
ksi Mpa ksi Mpa % B Scale
1020 HR 50 345 32 221 25 55
CW 70 483 60 414 5 75
SR 65 448 50 345 10 72
A 48 331 28 193 30 50
N 55 379 34 234 22 60
1025 HR 55 379 35 241 25 60
CW 75 517 65 448 5 80
SR 70 483 55 379 8 75
A 53 365 30 207 25 57
N 55 379 36 248 22 60
1035 HR 65 448 40 276 20 72
CW 85 586 75 517 5 88
SR 75 517 65 448 8 80
A 60 414 33 228 25 67
N 65 448 40 276 20 72
1045 HR 75 517 45 310 15 80
CW 90 621 80 552 5 90
SR 80 552 70 483 8 85
A 65 448 35 241 20 72
N 75 517 48 331 15 80
4130 HR 90 621 70 483 20 89
SR 105 724 85 586 10 95
A 75 517 55 379 30 81
N 90 621 60 414 20 89
4140 HR 120 855 90 310 15 100
SR 120 855 100 689 10 100
A 80 552 60 414 25 85
N 120 855 90 621 20 100
HR-Hot Rolled
CW-Cold Worked
SR-Stress Relieved
A-Annealed
N-Normalized

1. Thickness variation can’t lead the wall out the limit deviations concerning wall thickness.

2. In pipe cross-section the deviation from right angle can’t be more than ±1.5°.

3. Pipe curvature can’t be more than 2 mm for 1m of length.

Pipes are produced without adjustment, in this case curvature is not regulated.


welded oval tubeswelded round tubing


Tags:Hexagon steel pipes,Hexagon seamless tubes,outer hexgon tubing,hexgon mechanical tubing,

mechanical hexgon tubes,hexgon shaped tubes,welded oval tubes,welded square tubing,welded round tubing










Ningbo Huijie Steel Pipe Manufacturing Co.,Ltd

 

Ningbo Huijie Steel Pipe Manufacturing Co.,Ltd was Founded in 2002, the company mainly manufacturing seamless carbon steel tubes and Alloy Steel tubes, The products are mainly used in automobile, machinery, bearing, high pressure boiler and Other industries. In 2011, our company built a new factory focusing on the production of bearing steel tubes,Which covers an area of 45000 ㎡, with capacity of 60,000 tons/year, equipment and environmental protection standards reach the advanced level of the domestic counterparts, has passed ISO/TS 16949 quality management system certification. The company has more than 500 employees, more than 80 professional technical personnel, the key process is equipped with PLC automatic temperature control perforation heating, spheroidizing annealing furnace, recrystallization annealing furnace, and a variety of supporting cold rolling, cold drawing processing lines. Equipped with advanced direct reading spectrum, metallographic analysis, hardness test and other physical and chemical testing equipments and eddy current, ultrasonic non-destructive testing equipments to reach the quality of products with superior assurance conditions. From 2018,Our annual production output about 75,000tons of bearing steel tubes and carbon steel tubes, By 2019, the group's steel pipe production capacity is expected to exceed 110,000 tons. Since 2018,Ningbo Huijie start for exporting through our own branch company Ningbo pipeway,Till now,we exported bearing steel tubes and Carbon steel pipes to Canada, USA, Mexico, Peru, Chile, Thailand, Malaysia, Russia, Iran, Germany, Spain, Netherland, Japan, South Korea Australia, etc about 12 countries.

Company Info
  • Company Name: Ningbo Huijie Steel Pipe Manufacturing Co.,Ltd
  • Representative: Mr.Kevin
  • Product/Service: Seamless Bearing Tubes , Mining Drill Pipes , Boiler Steel Tubes , Alloy Mechanical Tubing , Precision Steel tubes , Stainless Steel tubes
  • Capital (Million US $): 1.45
  • Year Established: 2002
  • Total Annual Sales Volume (Million US $): Above US$100 Million
  • Export Percentage: 11% - 20%
  • Total Annual Purchase Volume (Million US $): Above US$100 Million
  • No. of Production Lines: 50
  • No. of R&D Staff: 41 -50 People
  • No. of QC Staff: 51 -60 People
  • OEM Services Provided: yes
  • Factory Size (Sq.meters): 50,000-100,000 square meters
  • Factory Location: Industrial Park,Zhangting Town,Yuyao City,Ningbo City,Zhejiang Province,China
  • Contact Person: Mr. Kevin
  • Tel: 86-0574-87491308
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