Seamless supplier made in China – replacement parts – in Phoenix United States Tubing Vs Welded Tubing Originated China with top quality

Seamless  supplier  made in China - replacement parts -  in Phoenix United States  Tubing Vs Welded Tubing Originated China with top quality

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears manufacturing unit in China with 5 different branches. For more information: Cell/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828

one. Descriptions

Identify seamless tubing vs welded tubing originated China
Specification ASTM A213, ASTM A269, ASTM A312, EN15716-5, GB/T14976-2012
Steel Quality SS304/SS304L, SS316/SS316L
Dimensions OD:3-50.8mm, wall thickness: .5-4mm
Duration 4m,6m or tailored
Delivery Conditions BA( EPT Annealed), Mechanical Polished, Electro-polished( EP)
Attributes EPT Annealed for finished tube, substantial cleanness and higher precision of inside of and exterior surface area, very good mechanical properties, superb chilly bending capability, high temperature resistant and anti-oxidation. We also provide polishing and pipe chopping service
Purposes Utilized in automobile Cellular: +86~thirteen 0571 88828,precision instruments,hydraulic technique, equipment,petroleum,chemical and gas area.
Packing Plastic movie & Knitting Bundled, Plywood Scenario or as request
Shipping and delivery Time thirty-60days soon after order verified

2. Chemical Composition:

Quality C Si Mn P S Cr Ni
304 ≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 ≤18.-20. ≤8.-10.5
304L ≤0.030 ≤1.00 ≤2.00 ≤0.045 ≤0.030 ≤18.-twenty. ≤8.-10.five

 

Grade C Si Mn P S Cr Ni other individuals
SUS316 ≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 sixteen.~eighteen. ten.~14. Mo:2~3
SUS316L ≤0.03 ≤1.00 ≤2.00 ≤0.045 ≤0.030 sixteen.~18. twelve.~15. Mo:2~three

3. Mechanical Properties&Hardness:

Quality YS(Mpa) TS(Mpa) EL(%) Hv
304 ≥205 ≥520 ≥40 ≤200
304L ≥175 ≥480 ≥40 ≤200

 

Quality YS(Mpa) TS(Mpa) EL(%) Hv
SUS316 ≥205 ≥520 ≥40 ≤200
SUS316L ≥175 ≥480 ≥40 ≤200

four. Production Stream Chart:

Important Techniques Descriptions:
Chilly Rolling
Tube rolling employs compression to reduce the dimension of seamless tubes. It utilizes one or two sets of rol EPT with
consistent cross-segment grooves on the circumference of the tube. The rol EPT are pushed by rack and pinion gears
of various radii along profiled cams, completing several 360º rotations around the tube

Tube rolling is a quite exact technique of lowering very slender walled and/or scaled-down diameter tubes, and is frequently
utilized as the ultimate chilly functioning phase. By rolling, we are in a position to achieve exceptional handle more than dimensional tolerances
and surface finish although also reducing material reduction and enhancing the metal’s microstructure.

Chilly Drawing
Cold drawing lowers the diameter by pulling the tube through a die that is smaller than the tube. In order to match
the tube into the die, one particular conclude is swaged therefore lowering the diameter of the top conclude prior to drawing.
Subsequent, the narrowed end is passed by means of the die and clamped to a drawing trolley which pul EPT the tube through the die.

Annealing
Annealing is utilized to soften the steel before even more chilly operating or fabrication processes, and enhances the
all round metallurgical microstructure of the tube. During tube reduction or chilly drawing, it can turn into difficult and
considerably brittle. To be in a position to draw the tube once again, stresses fashioned for the duration of cold doing work require to be taken out to
return the materials to its regular state.
In the course of annealing the tube is heated to a controlled temperature and soak time. Via this method the tube
continues to be in shape, but the grains in the structure of the tube reform into a normal unstressed pattern. The ensuing
annealed tube is softer and suitable for redrawing

Straightening
Drawing and annealing typically final results in some diploma of bowing, producing a slight bend in the tubing. In order to
make the tubes straight, we use numerous roll mechanical straighteners to apply this treatment, Straightening can
introduce slight modifications to the dimensions and mechanical houses of the tubing, so these facets are quite very carefully controlled
throughout the approach.

5. Inspection and Assessments
We inspect all plenty of tubing before shipment to guarantee that each aspect of the customer’s get has been satisfied.
Our in-property inspection and checks capabilities incorporate:

  • Chemical Composition Test
  • Visible inspection
  • Dimensional inspection
  • Floor roughness testing
  • Eddy Current tests
  • Hydrostatic stress screening
  • Harmful mechanical screening:

– Yield Energy
– Tensile Strength
– Elongation
– Hardness screening
– bending, flattening, and flaring
All shipments incorporate a full Te EPT Certificate demonstrating all essential te EPT benefits and verifying compliance with the get demands.

six.Packing & Shipments

seven.Products Dimension Assortment:

               OD                 Tolerance(mm)           Interior Floor Roughness
Inch mm   OD WT BA Tube EPT Tube
      1 ±0.05 ±0.05 ≤0.8μ  
      1 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
3/eight   one 1.24 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
1/2   one one.24 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
5/8   one.24 one.sixty five ±0.05 ±0.05 ≤0.8μ ≤0.4μ
three/4   one.24 1.sixty five ±0.05 ±0.05 ≤0.8μ ≤0.4μ
1   1.24 1.sixty five ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  3 .5   ±0.05 ±0.05 ≤0.8μ  
  4 .seventy one one ±0.05 ±0.05 ≤0.8μ  
  five one   ±0.05 ±0.05 ≤0.8μ  
  6 1 1.5 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  eight 1 1.5 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  10 one one.5 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  12 one one.5 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  14 one 1.five ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  fifteen 1 1.5 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  sixteen 1 1.5 ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  eighteen 1 1.five ±0.05 ±0.05 ≤0.8μ ≤0.4μ
  twenty one 1.5 ±0.05 ±0.05 ≤0.8μ ≤0.4μ

If you have special need about the tolerance of OD and WT, please examine with us.

8. Apps:

 

We – EPG Group the bigge EPT gearbox & motors , vee pulleys, timing pulleys, couplings and gears manufacturing facility in China with 5 diverse branches. For much more information: Cellular/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778 0571 88828 The use of original gear manufacturer’s (OEM) portion numbers or emblems , e.g. CASE® and John Deere® are for reference reasons only and for indicating item use and compatibility. Our firm and the shown alternative components contained herein are not sponsored, accepted, or created by the OEM.

Seamless  supplier  made in China - replacement parts -  in Phoenix United States  Tubing Vs Welded Tubing Originated China with top quality

Seamless  supplier  made in China - replacement parts -  in Phoenix United States  Tubing Vs Welded Tubing Originated China with top quality

Seamless  supplier  made in China - replacement parts -  in Phoenix United States  Tubing Vs Welded Tubing Originated China with top quality