Product Description
Custom High Precision Fastener Bolt And Nut M22 Broaching Press Round Head Brass Nut
Only Customized, no standard nut
Production Process
1. Raw material inspection
2. Drawing
3. Cold forming or hot forging
4. Thread rolling
5. Heat treatment
6. Surface treatment
7. Quality check
8. Packaging
Quality control
1. Size inspection
2. Gauge testing
3. Hardness testing
4. Torsion testing
5. Tensile testing
6. Salt spray testing
7. Metallographic analysis
8. Spectral analysis
Detailed Photos
Company Profile
Ningbo Tonsin Machinery Industry Inc. was formed in 2006 with the merger of Tonsin Machinery and Xiangshan Hengli Foundry & Machine Company. We have now grown to become one of the most professional investment casting manufacturers.
With own facilities, Tonsin can offer to you all the process from mold design, raw casting production, machining, fabrication in-house, with quality fully control at competitive price .
Tonsin Machinery welcomes the opportunity to handle your complete projects, from raw castings to full machining production. Contact us today and we will help you get the right part at the right time.
Product Parameters
Investment casting process
Certifications
Material Production
FAQ
Q: Are you a factory or trading company?
A: We are a factory which has been producing metal parts for more than 10 years.
Q: What are your main products?
A: We specialize in manufacturing metal parts.
Q: What is surface treatment do you have?
A: Zinc plated, nickel plated, tin plated, brass plated, silver plated, gold plated, anodizing, etc.
Q: Can I get the samples?
A: Yes, sample order is available for quality check and market test, and it will be freight collect payment. If simple sample, we will not charge cost; If OEM/ODM samples, we will charge for the sample cost.
Q: What is the MOQ?
A:The MOQ is 100pcs when have the inventory.
Q:What's the delivery time?
A:The standard stamping parts is 3~7days after payment. If OEM or make the mould, we will confirm the delivery time with you.
Q: What's your payment term?
A: Payment terms are flexible for us in accordance with specific conditions. Generally we advise 30%TT deposit, balance be paid before shipment
Q: Do you received OEM/ODM?
A: YES. We have more than 10years OEM experienc.c
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