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Collection exhibition Online Message Website map Welcome to Changzhou Tianzhan Steel Pipe Co., Ltd! Main production: seamless steel pipe, precision steel pipe, seamless steel pipe, seamless pipe and other products!

 Changzhou Tianzhan Steel Pipe Co., Ltd

17 years focus on customized alloy seamless steel pipe manufacturers Tianzhan - create every steel pipe with ingenuity

151-6111-7830

0519-88789990

 Tianzhan pipe products, full coverage of categories

Consultation hotline

151-6111-7830
  •  Thick wall seamless steel pipe
  •  Thick wall seamless steel pipe
  •  Thick wall seamless steel pipe
Thick wall seamless steel pipe

   The internal and external diameter dimension accuracy is high, superior to the national standard

   Tianzhan-15 years of rich experience, 11 R & D team, good at all kinds of thick wall, alloy, special-shaped pipe manufacturing

   Tianzhan has professional thick wall seamless steel pipe equipment (independent research and development)  

   Tianzhan - large production range, outer diameter 6-120mm, wall thickness 1-20mm


National hotline

151-6111-7830

Product introduction / Introduction

Products and parameters Product parameters

texture of material Carbon steel: 10, 20, 35, 45, 55, Q235B, Q235C, cf53
Alloy steel: 16Mn (Q345B), 20Cr, 40Cr, 15CrMo, 20CrMo, 28crmo, 30CrMo, 35CrMo, 42CrMo, 20CrMnTi, 40MnMoV, 20Mn2, ZF6, 16MnCr5, 20mncr5, 36Mn2V, 38mn2v, 09CrCuSb (ND steel)
Others: special materials can be customized
Scope of production Outer diameter: 6-120mm
Wall thickness: 1-20 mm
Length: you can choose from different length, fixed length, double length and even length
Delivery status Annealed, cold bright
Surface treatment of finished products Soaking antirust oil
Pickling and passivation
Finished product packaging Iron belt / plastic film / woven bag / sling
Executive standard of steel pipe Seamless steel tubes for structures: GB / T 8162-2018
Seamless steel pipe for fluid transportation: GB / T 8163-2018
Cold drawn or cold rolled precision seamless steel pipe: GB 3639-2009
Cold drawn profiled steel pipe: GB / T 3094-2012
Seamless steel pipe for automobile stabilizer bar: GB / T 33821-2017
Executive standard for chemical composition Alloy structural steel: GB / T 3077-2015
High quality carbon structural steel: GB / T 699-2015
Low alloy high strength structural steel: GB / T 1591-2018
Steel pipe inspection equipment Tensile testing machine, Rockwell hardness machine, eddy current flaw detection, chemical composition detector, magnetic particle flaw detector, metallographic analysis instrument, surface roughness measuring instrument, outside micrometer, wall thickness micrometer, inner diameter dial indicator, vernier caliper
application Automobile parts, bolt support, hydraulic pipe joint, petroleum machinery, geological drilling, conveying fluid, drill tool, motorcycle, bicycle, motor shell, agricultural machinery accessories, engineering machinery, fasteners
production process Round steel warehousing → round steel inspection → round steel sawing → center hole drilling → acid pickling → heading → cold drawing or cold rolling (finishing rolling) → annealing → straightening → head and tail cutting → finished product inspection → packaging → delivery

Product and Exhibition Product display

  •  Thick wall seamless steel pipe Thick wall seamless steel pipe
  •  Thick wall seamless steel pipe 1 Thick wall seamless steel pipe
  •  Thick wall seamless steel pipe 2 Thick wall seamless steel pipe

Products and Applications Product application

  •  Steel pipe for automobile engine

    Steel pipe for automobile
    Bending and flanging without cracking
    The surface finish is good, which can meet the surface quality requirements of subsequent electrophoresis and painting
  •  Bolt support

    Bolt support
    High strength alloy steel is used
    High strength, no cracking, good elongation
    Low power consumption and consumables for subsequent processing and comprehensive cost saving
  •  Special shaped steel pipe for hydraulic joint

    Fire pipe joint
    Hexagonal tube and round tube are used
    No cracking due to bending and extrusion
    The surface finish is high, which can meet the surface quality requirements of subsequent electroplating and galvanizing
    Meet certain hardness requirements
  •  4. Steel pipe for machining

    Steel pipe for machining
    The size and performance of steel pipe can be customized according to customer's products
    High precision size, saving material
    Solve the problem that the follow-up material does not stick to the knife and consumes a lot
  •  5. - steel pipes for conveying fluids

    Fluid pipe
    Bending without cracking
    Eddy current inspection, no crack
  •  6. Special shaped steel pipe for drill pipe

    Steel pipe for site drilling
    High strength alloy steel
    Good straightness
  •  7. Steel pipe for agricultural machinery accessories

    Steel pipe for agricultural machinery accessories
    Good straightness
    To customize various shapes of special pipe
  •  8. Steel pipe for bicycle

    Steel pipe for bicycle
    Flanging does not crack
    The surface finish is high, which can meet the requirements of subsequent surface galvanizing without pits
  •  10. Steel pipe for air rifle

    Steel pipe for air rifle
    Small diameter super thick wall seamless steel pipe
    High finish of inner hole
    Root flaw detection, inner hole no defect
  •  11. - chain

    chain
    Small batch multi specification customization
    All kinds of moulds are complete
    Special shaped steel pipe with high difficulty can be customized, such as D-shaped pipe
  •  9. - steel pipe for fasteners

    Steel pipe for fasteners
    Customized thick walled and thin walled hexagonal tubes
    Good internal and external surface finish
  •  Steel pipe for petroleum machinery

    Steel pipe for petroleum machinery
    Jiangsu Youte round steel is adopted
    Stable performance without cracking

Products and features Product characteristics

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    Alloy steel customization Round steel specification, variety complete, automatic heat treatment equipment and facilities, temperature control ± Alloy steel is the main product of our company

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    Customization of thick wall and special shaped steel pipe Special for thick wall, special-shaped steel pipe independent manufacturing equipment, not only good quality, but also has the price advantage

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    Overall solution According to the use of the product, provide a complete set of customized solutions to improve product quality and save comprehensive cost

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    Small batch customization It can meet customers' multi specification and small batch demand

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    All round customization of steel pipe Round steel, size, mechanical properties, surface quality customization

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    Further processing With automatic pipe cutting machine, chamfering machine, internal and external round turning processing equipment

Focus on customized production of alloy, thick wall, special-shaped seamless steel pipe

Contact Hotline 151-6111-7830

Contact information Contact information

Changzhou Tianzhan Steel Pipe Co., Ltd
Service hotline: 151-6111-7830
Email: emma@tenjan.com QQ:326190946
Address: No.9, Tongshun Road, Henglin Town, Wujin District, Changzhou City, Jiangsu Province
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 Cold drawn seamless steel pipe

Cold drawn seamless steel pipe

Cold drawn seamless steel pipe, also known as cold drawn seamless pipe / fine drawing seamless pipe / fine drawing seamless pipe / fine drawing seamless pipe, cold drawing process ﹤ high precision product size, good internal and external surface finish ﹤ mechanical properties better than hot rolled pipe ﹤ saving materials, improving processing efficiency, improving material utilization rate, and greatly improving product quality ﹤ Tianzhan - all self-produced, green environmental protection, strict quality inspection, High quality
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 Thick wall seamless steel pipe

Thick wall seamless steel pipe

With 15 years of rich experience and 11 R & D team, we are good at manufacturing various thick wall, alloy and special-shaped pipes. We have professional thick wall seamless steel pipe equipment (independent research and development) ○ Tianzhan - large production range, outer diameter of 6-120mm, wall thickness of 1-20mm
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