Material 1.4539 Metric Allen Head Bolts Din.4539metric Lock Nuts Nylon Shoulder Washer

Specifications

material 1.4539 metric allen head bolts din.4539metric lock nuts nylon shoulder washer

General information:

heavy duty u bolts alloy400 monel /uns n04400 u bolt/ Monel400

our factory pictures:

heavy duty u bolts alloy400 monel /uns n04400 u bolt/ Monel400

our inspection machine pictures:

heavy duty u bolts alloy400 monel /uns n04400 u bolt/ Monel400

our Packing pictures:

Nickle copper alloy Monel400 custom U bolts stainless steel u bolt

Our quality control:

QA / QC Introduction :

All of our orders will be inspected by our QC team. We will check the quality during the production time .Also check the quality before shipping . 

1.Before production, we will use spectrometer to test raw material to prevent mistakes

2.Every step QC department will record ,such as raw material cutting dimension, semi-finished product size, quantity , finished item detailed size

3.Before delivery ,detailed inspection report of finished products will present .

4. Beside size, we will check 10% to 20% of total quantity products whether have thread broken ,greasy, marking.packing ect.

5.Before delivery ,we will provide our mill test certificate together with inspection report.

6.Our mechanical property always shows tensile strength ,yield strength ,elongation,hardness, if you need more, just let us know in advance.

How every order moves:

1. Inquiry - professional quotation

2. Confirm price, delivery time, weight, HS code, payment term etc.

3. Rachel, that’s me , will sent you proforma invoice

4. Client make payment and sent us bank slip to start production

5. Let you know the production information every five days 

6. Sent you finished products pictures and inspection pictures

7. Client arrange balance payment 

8. Raw material certificate, mill test certificate with chemical and mechanical property on, Size inspection report packing list ,commercial invoice will be sent to you.

9. Sent you Bill of lading to track the shipment ,or express tracking number

10. After receiving goods one month later, we will sent you a feedback form to know whether our goods function well

  Other proucts and some non standard products manufacture as drawing:

For More details ,pls kindly Contact Rachel Wong ! I am here waiting for your any questions !