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Seamless Steel Tubes For Drilling Made Of 4135 - China

price: contact company for price

Advantages: wall thickness deviation ±5%

High precision

Straightness 1/ 1000mm or 0.5/ 1000mm

For QT condition, tensile strength>=1030Mpa

Yield strength: >=950Mpa

Elongation: >=13% , HRC 30 to 32

Size range:

Outer diameter: Ø30 to 127mm, WT 5 to 13mm3

Main standards: ASTM A519

Main materials: 4130, 4135 and 4140

Delivery condition: quenched and tempered ( heat- treatment) stress relieved

Application: for drilling, drill pipe

Contact: lisa

Mobile Phone: +86- 15669301195

Company Contact:

  • Phone: 8615669301195

  • Address: Liuli Industrial Zone, Haiyan County, Jiaxing, China

  • Email: Email

Published date: March 20, 2014 -

  • Business Description: We are a factory in China, professionally manufacture & supply cold drawn and cold rolled precision seamless steel tubes. They are widely used in automobile (cylinder sleeve, liner, camshaft, axle casing, & other car parts made from tubes), hydraulic & pneumatic cylinder, hydraulic jack, mechanical machine components, shipbuilding, geological drilling, nuclear station, etc.
    Main Standard: DIN 2391, EN 10305 1, ASTM A519, A192, A513 5, A 106, GB/T3639, BS6323, JIS, DIN1629, EN10210, DIN17175.
    Main material: Grade 10, 20, 35, 45, ST35, ST37(E235), ST45(E255), ST52(E355)(16Mn), 1010, 1020, 1026(25Mn), 1035, 1045(S45C), 4130, 4140, C45, C35, 20Cr(20Cr4)(5120), 40Cr(41Cr4)(5140), 30CrMo(4130), 34CrMo4, 35CrMo(4135), 42CrMo(4140), 42CrMo4, 38CrMoAl(38XMIOA), STKM11A, STKM12B, or custom made.
    Delivery condition: BK(+C), BKW(+LC), BKS(+SR), GBK(+A), Q&T, NBK(+N).
    Size: O.D. 10 to 370 mm (0.4 in to 14.6 in ), W.T. 1 to 32 mm (0.04 in to 1.26 in).
    Output: 25,000 tons / year.
    Certificate: ISO9001:2008, TS16949:2009.
    Factory: 24,000 square meters. Located in Jiaxing, Zhejiang, 100 kilometers from Shanghai.
    Fully equipped state of the art equipment: including piercing equipment, bright annealing furnace (NBK), 17 roller large straightening machine (achievable straightness<=0.4/1000mm), big bogie hearth resistance furnace (BKS), chain draw bench, 250T hydraulic draw bench, cold rolling mill, CNC equipment, non destructive testing equipment, chemical analysis, mechanical properties testing equipment, etc.
    Customers are from US, Canada, Australia, South Korea, Turkey, India, Brazil, Argentina, Sweden, Italy, etc.
    Bao Steel ST45 SAE1020 Precision Tube for Automobile Cylinder Liner Sleeve;
    Precision Seamless Tube suitable for Auto Spare Parts and Motorcycle Parts;
    DIN2391 ST52 Ready To Hone Tube for Hydraulic and Pneumatic Cylinder;
    ASTM SAE 1045 Precision Steel Tube for Hydraulic Jack;
    Alloy Seamless Pipe for Geological Drilling , drill pipe.

    Contact us today, sales04 [at] dingxintube [dot] cn, Mobile:+86 15669301195, Skype:lisa204299.

    Key words: Alloy & Carbon Seamless Steel Pipe, Precision Steel Tube, Hydraulic Tube, Automobile Tube, Mechanical Tube.

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