Parameter & Reference
 
   
   Main materials:
  
Carbon steel &
low alloy steel
 S15C(AISI1016)、S45C(AISI1045)、S55C、SCM415、SCM435(AISI4135)、
 SCM440(AISI4140)SNCM220(AISI8620)、SNC415、SUJ2(AISI52100)
 
Stainless steel &
heat-resisting steel

 SUS303(AISI303)、SUS304(SCS13)(AISI304)、SUS316(SCS14)(AISI316)

 SUS316L(AISI316L)、SCH13AISI309)、SCH22AISI314)、SCH24
 
Tool steel  SK5、SKS3、SKS11、SKH51
 

Remark:The above mentioned is the common used materials, we can also meet customers special need for

    materials.
   Dimensional, shape and positional tolerance standard
 
Dimension Range General Tolerance Limit Tolerance Straightness Symmetry Concen
tricity
Parall
elism
0 -12 ±0.20 ±0.13 0.15 0.15 0.20 0.25
12 -25 ±0.25 ±0.15 0.20 0.20 0.25 0.35
25 -50 ±0.35 ±0.25 0.25 0.25 0.30 0.40
50 -75 ±0.45 ±0.30 0.30 0.30 0.35 0.50
75 -100 ±0.60 ±0.30 0.35 0.35 0.40 0.60
100-125 ±0.70 ±0.35 0.40 0.40 0.50 0.70
125-150 ±1.00 ±0.50 0.50 0.50 0.60 0.80
150以上 ±1.20 ±0.70 0.55 0.55 0.70 0.90
 
   
   Angle Tolerance:General Tolerance:±1°        Limit Tolerance:±0.5°
   
   Casting Surface RoughnessRa6.3 ~Ra3.2
   
   Weight5g~30kg                  Maximum Dimension: 900 mm x 800 mm x 500mm