PRECISION CASTING EXPERTISE
Founded in August 1993, Shandong Daji Construction Machinery Co., Ltd. specializes in precision castings and machined parts. We produce carbon steel, alloy steel, and stainless steel castings with more than 3,000 product varieties and an annual output above 6,000 tons.
- Low-temperature wax silica sol casting
- Carbon, alloy, and stainless steel castings
- 3,000+ product varieties
- Annual output above 6,000 tons
- Customer Satisfaction
VALID CERTIFICATES
We can provide ISO 9001 quality management, ISO 14001 environmental management, and ISO 45001 occupational health and safety certificates. Supporting documents can also be prepared for customer audits when needed.
QUALITY PROCESS
Incoming material checks, in-process control, final inspection, and shipment review form a complete traceable workflow for every order.
Incoming Material
Raw materials are checked against specifications before production starts.
In-Process Control
Casting, machining, and heat-treatment steps are monitored during production.
Final Inspection
Finished castings are checked against drawings and key dimensions before packing.
Shipment Release
Labels, documents, and traceability records are confirmed before dispatch.
QUALITY RECORDS
Material Certificates
Material test certificates can be supplied when required.
01
Dimension Reports
Inspection reports can be prepared against drawings and key dimensions.
02
Traceability Labels
Batch labels and packing records help link each order to its production history.
03
INSPECTION CAPABILITY
Our inspection capability covers material analysis, dimensional checks, mechanical testing, and traceability review. Existing equipment photos can be shown to support customer audits and factory visits.
Material Analysis
Chemical composition checks help confirm incoming and in-process material quality.
Dimensional Inspection
Calipers, gauges, and measurement reports help confirm drawing requirements.
Mechanical Testing
Strength and performance checks can be arranged to match customer specifications.
Traceability Review
Heat numbers, inspection records, and packing files stay linked to each order.
Audit Support
Equipment photos and shop-floor records can support customer audits.
Visual Final Check
Surface and finish checks help catch issues before packing.