Advanced Machining Carbon and Alloy Steel Stainless Steel Sand Casting

Product Description

1. Carbon & Alloy Steel:
1) molding process:
Resin sand casting
/Precision/Investment/Loss wax
/Fast Forming/RP investment casting/Forging
2) Material:
----EN 10293 GE200/DIN1681 GS38
----EN 10293 GE240/DIN1681 GS45
----EN 10293 GE300/DIN1681
GS5216Mn, 25Mn, 34CrMo, 42CrMo4
3) Industry involved:
Twist lock for container locking,
Specified container corner casting,
Non-standard forging draw bar weighted 31kgs,
Dia. 300 Bolted joints of space grid structure.
4) Part unit weight range:
Resin sand casting from 50kgs up to
Chinese loss wax from 0.01 up to 100kgs,
Japanese loss wax from 0.001up to 80kgs.
Close die Forging up to 30kgs
5) Max/Min wall thickness requirements:
6) Manufacturer Certification: ISO9001(2000)/ TS16949

2. Stainless steel:
1) molding process:
Precision/Investment/Loss wax/ Centrifugal
Casting
2) Material:
CF8, CF8M, CF3, CF3M
3) Industry involved:
Impellers for aero industry
Centrifugal tubes with OD670/L=4.5m/W=1.5tons
4) Part unit weight range:
Japanese loss wax from 0.001up to 80kgs.
Centrifugal tubes up to 1500kgs
5) Max/Min wall thickness requirements:
6) Manufacturer Certification: ISO9001(2000)/ TS16949

Tolerance standard:
VDG P690 T1 VDG P690 D1
ISO2768mK
Dimension
Tolerance
<6
± 0.25
6to10
± 0.3
10to18
± 0.35
18to30
± 0.4
30to50
± 0.5
50to80
± 0.75
80to120
± 0.85
120to180
± 1.0
180to250
± 1.2
250to315
± 1.6
315to400
± 1.8
400to500
± 2.0
500to630
± 2.7
630to800
± 3.1
800to1000
± 3.6
Dimension
Tolerance
<6
± 0.15
6to10
± 0.18
10to18
± 0.22
18to30
± 0.26
30to50
± 0.4
50to80
± 0.45
80to120
± 0.55
120to180
± 0.8
180to250
± 1.2
250to315
± 1.3
315to400
± 1.8
400to500
± 2.0
500to630
± 2.7
630to800
± 3.1
800to1000
± 3.6