Train parts, ductile iron material, China supplier with ISO certificate

Model Number: NL102-67 Brand Name: customized Key Specifications/Special Features: We supply train parts including brake systems, rail products for European and American customers. The production process includes: Casting, CNC machining, Coating, assembling1. Ductile iron castings:1) Molding process: resin sand/green sand/shell mold2) Material: EN-GJS-400-15/EN-GJS-500-7/EN-GJS-600-3/EN-GJS-700-2. ASTM A536 60-40-18/65-45-12/80-55-06/100-70-033) Molding: horizontal molding line/hand molding/shell molding/disamatic molding line4) Possible heat treatment: available5) Industry involved: municipal construction/fluid/automotive6) Part unit weight range: 0.5kg-1000kg7) Max/min wall thickness requirements: 4mm-250mm
8) Manufacturer certification: ISO 9001:2008/TS16949

2. Grey iron castings:
1) Molding process: green sand/resin sand/shell mold
2) Material: EN-GJL-150/DIN 1691 GG-15 EN-GJL-200/DIN 1691-GG20 EN-GJL-250/DIN1691-GG25 EN-GJL-300/DIN1691-GG30
ASTM A48 class 20, class 25, class 30, class 35
3) Molding: horizontal molding line/hand molding/shell molding/disamatic molding line
4) Industry involved: municipal industry/construction fluid industry/automotive industry
5) Part unit weight range: 0.5kg-1000kgs
6) Max/min wall thickness requirements: 4mm
7) Manufacturer certification: ISO 9001:2008/TS16949

Quality control:

Material:
Chemical composition:
Spectrometer
Mechanical property
Hardness test
Mechanical property inspection
Impact inspection
Micro structure:
Microscope metallographic analysis as per AQL based on heating number
Structure tightness
Destruction test
Weight test
Crack inspection:
MT
UT
X-ray
Coating test:
Coating thickness tester
Salt spray test
Dimension:
Conventional gauge
Go and no-go gauge
CMM
Leakage check