China Standard Air Hydraulic Honed Tube Tubing for Hydraulic Cylinder Standard Sizes, Find details about China Honed Tubes for Hydraulic Cylinders, Honing Tube Manufacturers from Standard Air Hydraulic Honed Tube Tubing for Hydraulic Cylinder Standard Sizes
Honed tube for hydraulic cylinder | ||
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) |
40-480mm | 30-400 | |
I.D Tolerance | H8-H9 | |
Length | 3-9m(Customers usually choose the 4-5.8(m) | |
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 |
Material | C | Si | Mn | S(≤) | P(≤) | Cr | Ni | Mo | Other |
20# | 0.17-0.23 | 0.17-0.37 | 0.35-0.65 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | ti:0.02-0.20 | Cu≤0.25 |
45# | 0.42-0.50 | 0.17-0.37 | 0.50-0.80 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | ti:0.02-0.20 | Cu≤0.25 |
Q345B | ≤0.20 | ≤0.55 | 1.00-1.60 | 0.040 | 0.040 | V:0.02-0.15 | Nb:0.015-0.06 | Alt≥0.015 | |
16Mn | ≤0.20 | ≤0.55 | 1.00-1.60 | 0.045 | 0.045 | V:0.02-0.15 | Nb:0.015-0.06 | 16Mn | |
25Mn | 0.22-0.30 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | ≤0.25 | ≤0.25 | ||
27SiMn | 0.24-0.32 | 1.10-1.40 | 1.10-1.40 | 0.030 | 0.030 | ||||
42SiMn | 0.39-0.45 | 1.10-1.40 | 1.10-1.40 | 0.030 | 0.030 | ||||
42CrMo | 0.38-0.45 | 0.50-0.80 | 0.50-0.80 | 0.025 | 0.025 | 0.90-1.20 | 0.15-0.25 |
Inner Diameter (mm) | ID Tolerance(mm) | |||
H8 | H9 | H10 | H11 | |
30 | +0.021/0 | +0.038/0 | +0.084/0 | +0.130/0 |
>30-50 | +0.025/0 | +0.039/0 | +0.100/0 | +0.160/0 |
>50-80 | +0.030/0 | +0.046/0 | +0.120/0 | +0.190/0 |
>80-120 | +0.035/0 | +0.054/0 | +0.140/0 | +0.220/0 |
>120-180 | +0.040/0 | +0.063/0 | +0.160/0 | +0.250/0 |
>180-250 | +0.046/0 | +0.072/0 | +0.185/0 | +0.290/0 |
>250-315 | +0.052/0 | +0.081/0 | +0.210/0 | +0.320/0 |
>315-400 | +0.057/0 | +0.089/0 | +0.230/0 | +0.360/0 |
BK | BKW | BKS | GBK | NBK | Q+T |
+C | +LC | +SR | +A | +N | |
Cold rolled | Cold drawn | Stress relieved | Annealed | Normalized | Quenched+ Tempered |