OUR PRODUCT
Seamless steel tube/Shaped And Round
We are specialized customizing alloy, thick-walled and shaped seamless steel tubes. We also provide value added machining, which includes cutting, chamfering and tapping. 
Precision Seamless Steel Tube For Automobile--International Steel Type Is Available
Our seamless steel tubes are made from carbon and alloy steels and meet the requirements of European, American and many other international standards. Our production for the following applications: components for the vehicle drive-train, cars suspension systems,transmission, components for body and chassis, vehicle control systems and others
18 years producing and designing seamless steel tubes
  • Production Capacity
    60000+
    Tons
  • Inspection process
    30+
    Steps
  • Inspection Standards
    60+
    Clause
  • Engineer Teams
    11+
    Staff
TenJan Seamless Steel Tube Custom Features
01
Tube Design 
Design according to usage 
and processing procedures.
Precision tubes especially for automotive components.
04
Alloy Steel 
International Alloy steel available(ST52,4130,25CrMo4)
Full range of sizes and high precision.

02
Small Batch
Trival Order: 3 tons to win trust The more order, the better price.
03
Shaped Tube
Hexagonal /Triangle /Splined /Trapezoidal/Square/fin tube/
other.
Exactly based on drawing.  
Especially thick-wall tubes.
WELCOME TO TENJAN
ABOUT US
Changzhou Tenjan Steel Tube Co., Ltd. was founded in 2004. The annual production capacity can reach 60,000 tons under years of development. TenJan factory is specialized in custom production of high quality cold drawn/cold rolled precision seamless steel tubes under international standards ASTM A519, ASTM A106, ASTM A500, ASME SA500, DIN2391, DIN1629,EN10305-1, DIN17121, EN10297-1, JIS3441, JIS3444 JIS3445 and so on. The production range of pipe:out diameter from 10-120mm, wall thickness from 1-20mm
Our Teams
Production Process Of Precision Seamless Steel Tube
WHY CHOOSE US
Large Scale Production, 
Strong R&D Capability
The annual production capacity can reach 60,000 tons under years of development. Tenjan has full system of production with advanced equipment.
 
Quality Control 
Every batch of products can be traced and guaranteed by the raw material certificate and steel tube quality certificate, following ISO9001 and IATF16949.
 
Certification
The chairman of Tenjan, Mr. Wensheng Gu, is one of the major constitutors of national standard Couplers for Rebar Mechanical Splicing JG/T 163-2013.
 
Major Customer Case
We have long-term relationship with customers such as BMW, MCC, CNNP, CRRC, Midea, Sinohydro, China Pingmei, China Academy of Building Research and so on.
Export Countries
Our products were exported to Europe, America, Japan, South Korea, The Middle East, Southeast Asia and in total six continents over 20 countries.
 
Customer Service
Tenjan provides considerate service to every customer with fast feedback, quality track and technical support.  
 
ISO
IATF
SGS
MAJOR CUSTOMER CASE

QUCIK LINKS

PRODUCT LIST

CONTACT US

Tel: +86-519-88789990
Mobile phone: +86-13401309791
Fax: +86-519-88789908
Email: sunny@tenjan.com
 Whatsapp: +86-13401309791
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