Customization: | Available |
---|---|
Type: | Seamless |
Technique: | Cold Drawn |
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Symbol of Class |
Chemical Composition % | ||||||
C | Si | Mn | P Max. | S Max. | Cr | Mo | |
SCM 415 | 0.130.18 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 418 | 0.160.21 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 420 | 0.180.23 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 421 | 0.170.23 | 0.150.35 | 0.701.00 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 430 | 0.280.33 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 1.001.50 | 0.150.30 |
SCM 432 | 0.270.37 | 0.150.35 | 0.300.60 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 435 | 0.330.38 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 440 | 0.380.43 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 445 | 0.430.48 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
SCM 822 | 0.200.25 | 0.150.35 | 0.600.85 | 0.030 | 0.030 | 0.901.20 | 0.150.30 |
Note : As impurities, Ni and Cu shall not exceed 0.25% and 0.30% respectively for all grades. |
Standard |
DIN2391, EN10305, JIS G3445, ASTM A519, GB/T 8713... |
|
Material |
ST45, ST52, E355, E355SR, STKM13C, SAE1026, 20#, Q235B, CK45... |
|
Heat treatment |
BK+S |
|
Specification |
Outer diameter(mm) |
Inner diameter(mm) |
50-300mm |
40-250 |
|
I.D Tolerance |
H8-H9 |
|
Length |
3-9m (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 |
GUANGZHOU KINGMETAL STEEL INDUSTRY CO., LTD. is an Industry Group Company. It is a professional company in designing,
producing and selling steel pipe, pipe fittings, flanges, valves . We have our own big factories with modern machine line to make high
quality products, which is mainly to be exported to oversea markets
We are pure-hearted and awaiting for your kind attention to our company.