LINEAR SHAFTS
Products
| W | Hardened linear shafts / steel grade Ck55 / Dia 4 - 80 |
| WV | Hardened and chrome plated linear shafts / steel grade Ck55 / Dia 4- 80 |
| WRA | Hardened stainless steel linear shafts / steel grade X90CrMoV18 / Dia 5-50 |
| WRB | Hardened stainless steel linear shafts / steel grade X46Cr13 / Dia 5-60 |
| WH | Hardened hollow linear shafts / steel grade Ck55 / Dia 20 - 60 |
| WHV | Hardened and chrome plated hollow linear shafts / steel grade Ck55/ Dia 20-60 |
| DIN | Werkstoff | STAS | AFNOR | B.S. | UNI | JIS | GOST | AISI |
| Ck55 | 1.1203 | OLC55X | 2C55 | 070M55 | C55 | S55C | 55 | 1055 |
| X90CrMoV18 | 1.4112 | 90VMoCr180 | 440B | |||||
| X46Cr13 | 1.4034 | 40Cr130 | Z44Cr13 | (420S45) | X40Cr14 | 40Cr13 |
| MATERIAL-STEEL GRADE | C | Si max | Mn max | P max | S max | Cr | Mo | V |
| Ck55 | 0.52-0.60 | 0.40 | 0.60-0.90 | 0.035 | 0.035 | max 0.40 | max 0.1-0.4 | |
| X90CrMoV18 | 0.85-0.95 | 1.00 | 1.00 | 0.040 | 0.020 | 17.0-19.0 | 0.90-1.30 | 0.07-0.12 |
| X46Cr13 | 0.42-0.50 | 1.00 | 1.00 | 0.045 | 0.030 | 12.5-14.5 | 0.10-0.20 |
| W | WV | WRA | WRB | WH | WHV | |
| Ck55 | Ck55 | X90CrMoV18 | X46Cr13 | Ck55 | Ck55 | |
| Tolerance | ISO h6 | ISO h7 | ISO h6 | ISO h6 | ISO h6 | ISO h7 |
| Standard lenght (mm) | 6000(+/-200) | 6000(+/-200) | 6000(+/-200) | 6000(+/-200) | 6000(+/-200) | 6000(+/-200) |
| Surface roughness(um Ra) | max:0.20 | max:0.15 | max:0.20 | max:0.20 | max:0.20 | max:0.15 |
| Hard chrome plated thickness | 5-12 | 5-12 | ||||
| Chrome layer hardness | min 900 HV0.1 | min 900 HV0.1 | min 900 HV0.1 | min 900 HV0.1 | min 900 HV0.1 | min 900 HV0.1 |
| Hardening depth (mm) | 0.4-2.6 | 0.4-2.6 | 0.5-3.3 | 0.5-3.3 | 0.6-3.0 | 0.6-3.0 |
| Surface hardness HRC | min 60 HRC | min 60 HRC | min 55 HRC | min 53 HRC | min 60 HRC | min 60 HRC7 |