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Sell Din 2391 Honed Tube In Competitive Price With High Quality - China

price: contact company for price

Usage:Applicable to hydraulic pressure, pneumatic cylinder, oil

pump, barrel, motor body, transmission shaft, etc.

Quality Standard: DIN 2391, EN 10305 and ASTM A519


Raw materials- Cold drawn/rolled- Heat treatment(BKS)- Honed or SRB- packing

Steel Grade

ST52/E355, ck20, ck45, 34CrMo4, SAE 1026, SAE4130, SAE4135, SAE4140, 27SiMn


Processing Cylinder diameter Length /mm Straightness Size accuracy Wall thickness/mm Inner boreroughness

Cold-drawn ID28~OD400 ≤12M 0.3~1.0m m/m H8-H11 ±8% 0.8~1.6um

Honed tube ID28~OD400 ≤12M 0.3~1.0m m/m H8 ±8% 0.4~0.8um

Inner hole size tolerance

ID size ID deviation (mm)

H7 H8 H9 H10

30 0.021 0.033 0.052 0.084

>30~50 0.025 0.039 0.062 0.1

>50~80 0.03 0.046 0.074 0.12

>80~120 0.035 0.054 0.087 0.14

>120~180 0.04 0.063 0.1 0.16

>180~250 0.046 0.072 0.115 0.185

>250~315 0.052 0.081 0.13 0.21

>315~400 0.0527 0.089 0.14 0.23

Packing optional

Test Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection

Company Contact:

  • Phone: 862135316960

  • Address: Room 1109, Green Land International Plaza, No. 275, Shanghai, China

  • Email: Email

Published date: April 20, 2013 -

  • Business Description: We, Shanghai Unite Steel Trading Co., Ltd, are committed to integrate

    engineering steel resources in china and serve the global engineering

    steel market. Our company has more than 15 years of experience in steel

    researching, production, managing and sales. And our team mostly are

    based on and worked in national famous steel enterprise.

    In the aspect of resources and information, we have established cooperative and stronger relationship with nearly hundred enterprises, either state owned or private owned in china, such as:

    DAYE Special Steel a famous steel enterprise with the longest steelmaking history;

    BAO Steel, and Northeast Special Steel Group the biggest special steel manufacturer;

    TPCO, VALIN largest seamless steel tube production enterprise;

    What s more, we have built long, deep and close business relationship with dozens of steel company, Sharing and holding equities with several steel enterprises. Because of the close cooperation with steel companies and our pioneering spirit, which can ensure us stay at the top competition, and ensure our customers get what they really want!

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