Double row ball slewing ring
Product Detailed
It is especially suitable for tower cranes , mobile cranes and loading and unloading machines.
Normal Material Introducation
Material | Chemical | Composition | (%) | Heat Treatment | |||||
C | Si | Mn | Cr | Mo | Ni | P | S | ||
S48C | 0.45-0.51 | 0.15-0.35 | 0.60-0.90 | ≤0.20 | / | ≤0.20 | ≤0.30 | ≤0.35 | Normalizing or Hardening & Tempering |
50Mn | 0.48-0.56 | 0.17-0.37 | 0.70-1.00 | ≤0.25 | / | ≤0.30 | ≤0.35 | ≤0.35 | Normalizing or Hardening & Tempering |
42CrMo | 0.38-0.45 | 0.17-0.37 | 0.50-0.80 | 0.90-1.20 | 0.15-0.30 | ≤0.30 | ≤0.35 | ≤0.35 | Hardening & Tempering |
Comparison List of Normal Material
Standard | China(GB) | Japan(JIS) | Germany(DIN) | USA(ASTM) | Britain(BS) | France(NF) | Russia(TOCT) | International (ISO) |
Material | 45-50 | S48C | CK48 | 1045 1046 1049 | 060A47 080A47 | XC48 | 45 | R683/IC45e |
/ | 50Mn | S53C | CK50 | 1053 | 080A52 080M50 | XC48 | 50T | R683/C50E4 |
/ | 42CrMo | SCM440 | 42CrMo4 | 4140 | 708A42 | 42CD4 | 42XM | R683/II3 |
Production Informations:
Standard | Certification | FOB Port | Payment Way |
JB-T 2300-1999 | ISO9001 | Shanghai | T/T, L/C or D/P |
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