Active Member
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[China]
Address: Room 1109, Loft Office, Green Land International Plaza, No. 275-8 Guoding East Road, Shanghai 200433, P.R. China. (admin(a)shunitesteel.com)
Contact name:Eric
SHANGHAI UNITE STEEL |
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Standard: DIN2391, EN 10305, JIS G3445, ASTM A519, GB/T 8713…
Material: ST45, ST52, E355, E355SR, STKM13C, SAE 1026, 20#, Q235B, CK45…
Heat treatment: BK+S
Specification: Out diameter: 20-800mm, Inner diameter: 40-250mm
I.D Tolerance: H8-H9
Length: 1-12m(Customers usually choose the 4-5.8m)
Straightness: 1/1000
ID roughness: RA 0.4micron(max)
Technology: Honed & SRB( Skived and roller Burnished)
Scope: Honed tube for hydraulic cylinder, swivel crane, injection machine and construction machine application
| Chemical Composition | ||||||
| C | Si | Mn | P | S | Cr | Mo |
| 0.38-0.43 | 0.15-0.35 | 0.75-1.00 | 0.040max | 0.040max | 0.80-1.10 | 0.15-0.25 |
Please feel free to contact us again if you have any further questions. We look forward to receiving an order from you.
