1.尺寸、型号和标准公差
Dimension, shape and positional tolerance standard
尺寸范围Dimension Range

一般公差

General Tolerance

有限公差

Limit Tolerance

平直度 

Straightness

平坦度 

Flatness

圆度 

Circularity

对称性 

Symmetry

同心度

Concentricity

位置公差 

Positional Tolerance

平行度 

Parallelism

垂直度 

Perpendicularity

0-12.50.20 0.130.15 0.150.20 0.20 0.20 0.20 0.25 0.25
12.5-25.40.250.150.20.20.250.250.250.250.350.35
25.4-50.80.350.250.250.250.30 0.30 0.30 0.30 0.40 0.40 
50.8-76.20.450.30 0.30 0.30 0.350.350.350.350.50 0.50 
76.2-101.60.60 0.350.350.350.40 0.40 0.40 0.40 0.60 0.60 
101.6-127.00.70 0.40 0.40 0.40 0.50 0.50 0.50 0.50 0.70 0.70 
127.0-152.41.00 0.50 0.50 0.50 0.60 0.60 0.60 0.60 0.80 0.80 
152.4-177.81.30 0.5580.550.550.70 0.70 0.70 0.70 0.90 0.90 
177.8-203.21.60 0.60 0.60 0.60 0.80 0.80 0.80 0.80 1.00 1.00 
203.2-254.01.90 0.70 0.70 0.70 0.90 0.90 0.90 0.90 1.20 1.20 
254.0-304.82.20 0.80 0.80 0.80 1.00 1.00 1.00 1.00 1.40 1.40 
>304.80.8%0.3%0.3%0.3%0.4%0.4%0.4%0.4%0.5%0.5%











2.角度公差/Angle Tolerance







一般公差:+1有限公差:0.5






General Tolerance:+1Limit Tolerance:0.5

















3. 铸件表面粗糙度< Ra6.3






Castingf surface toughness< Ra6.3






线性公差(mm)
可铸出孔槽的极限尺寸


Linear Tolerance(mm)
Limit Dimension For Cast Holes and Slots


尺寸范围          Dimension一般公差                 Normal特别公差                     Premium
项目      Ltems孔径范围  HoleDia孔深/孔径 L/D



0-10±0.12±0.1

Φ2-Φ3≤2



10-15±0.20±0.13
Φ4-Φ7≤5



15-20±0.25±0.15
Φ≥8≤10



20-30±0.30±0.20

Φ2-Φ3≤1



30-50±0.4±0.25
Φ4-Φ7≤2.5



50-75±0.5±0.35
Φ≥8≤3.5



75-100±0.65±0.45

利用水溶型芯和陶瓷型芯,我们可以铸出更深和更复杂的孔和槽。

Deeper and more complicated holes and slots can be casted by using soluble wax cores and ceramic cores.




100-125±0.8±0.6



125-150±1±0.7



150-175±1.2±0.8



175-200±1.5±0.9



200-250±1.8±1.1



>250±0.8%±0.5%




Material and Mechanical Properites      主要材质及机械性能













Alloy Type                 

合金类型

Standard Specilication 材质标准σ b          抗拉强度  Mpa

σ s 

  屈 服强度   Mpa

 σ         

 延伸率%

Handness    

硬度   HBS

Heat Treatment                     

热处理要求

DIN                                 

(W-Nr.)

AISIASTMBS3100JIS
ACIBS3146

Stainless Steel       

不锈钢

1.4305303
303S21SUS303



Solution annealing                 

固溶退火

1.4308304CF-8ANC3ASCS1344018530183
1.4306304LCF-8304C12SCS19A4820533183
1.4408316CF-8MANC4BSCS14A48520530183
1.4404316LCF-3M316C12SCS16A48520530183

hardening+temper             

 淬火+回火

G-X10Cr13410CA-15410C21SCS162045018183
1.4507431
ANC2SUS431850-1000
8248-302

Solution annealing            

 固溶退火

1.4581318CF-8CABC4CSCS2148520528183

Solution annealing H1025

 固溶退火


17-4PHCB7Cu-1
SCS249808859311

PrecipitationH1025              

 时效硬化

Carbon Steel&  Low Alloy Steel       

碳素钢低碳合金钢

1.0416 GS-381020415-205CLAIASC410415205

Anneal                           

退火

1.0446 GS-451025WCBCLAIBSC45048525022
GS-34CrMo44135

SCM435880-108066512269-332

hardening+temper       

 淬火+回火

Gs-42CrMo44140
CLA3SCM440980-118016511285-352

8620
805A20SNCM220830
17348-341

Tool Steel          

工具钢

100MnCrW4
O1BO1SKS3


HRB<96Anneal  退火
4Cr5MoSiv1
H13BH13SKD61


HRB>53
W6Mo5Cr4V2
M2BM2SKH9


HRB>62

hardening+temper       

 淬火+回火

High Manganese  Steel                  

高锰钢

G-X120Mn13
B-3BW-10
637
20<229


B-1SCMnH2
735
35<229Quenching 调质处理
Heat-resistant Steel                  耐热钢钢GX40CrNiSi2512
HH
SCH1351524010

NOT heat treated           

铸态



HU309C35
450
4
G-X15CrNiSI2520
HK30331C40
45024010
G-X40CrNiSI2521
HK40310C40
2354408
G-X40CrNiSI3525
HP

4302354.5