sujetadores del fabricante de china personalizados tornillos especiales autorroscantes

Detalles Rápidos
Lugar de origen: Jiangsu, China (continental)
Nombre de la marca: HDF
Estándar: ANSI
Quality Certificate:ISO9001:2008, ISO14001:2004
Size:M3-M12 Or according to your needs
Grade:A2, A4 Or according to your needs
material:stainless steel 304 316 , carbon steel 1006,1018,1020 Or according to
finish:Natural color,mirror polish,Nickel plate
Dimension:Drawings or Samples
Head shapes:Flat Head, Button Head, Pan Head Or according to your needs
Screw thread:Machine thread, Tapping thread
Features:Good anti-corrosion ability
MOQ:1000

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Preguntas más frecuentes
Q1.Can you provide customization service?
A. Yes, HDF initially manufactures standard bolts, nuts, screws, but in the past 11 years,HDF has already developed successfully 580 customized parts in different sizes .
Q2.What types of customized parts do you provide?
A. HDF provides cold heading parts, hot forging parts, stamping parts, machining parts, sheet metal parts, cold working parts, Zn-Al Die casting parts ,powder metallurgy parts ,and other customized parts.
HDF is capable of providing customized parts not only with single-process ,but also with a variety combined crafts.
Q3.Does every customized part need mould fee?
A. Not all customized parts cost mould fee. For example, a turning part does not need a mould yet requires the appropriate tools and fixtures. HDF spends labor costs in making samples , therefore charges certain sample fees.It will be returned after placing an order.
Q4.Where are your factories, can I have a visit?
A. HDF has its factories.We have invested in multiple factories, which are mainly located in Shanghai and Zhejiang Province. You can visit the corresponding factories depending on the products to be purchased. Please feel free to visit our factories and give guidance. We can pick you up at the nearest airport or train station.
Q5.Can you provide free samples?
A. Yes, for the standard fastener,if on stock,we can provide free samples. Please kindly understand that we charge certain fees for customized samples before making.
Q6.How do you guarantee quality?
A. HDF conducts quality control in strict accordance with the ISO9001 Quality Certification System. HDF practices the worker's self-inspection and routing inspection on a regular basis during production, the QC strict sampling before packaging and the delivery after compliance. Each batch of products is accompanied by Inspection Certificate from HDF and raw materials test report from the steel factory.
Q7.If I have paid the mould fee yet receive the nonconforming samples,what will you do?
A.For the first development of non-standard parts, we refund the mould fee in case of 2 times of nonconforming samples delivered. If you give us more chances to make the moulds, we will continue to study until success.
Q8. What is your MOQ for processing? Any mould fee? Is the mould fee refunded?
A. MOQ for non-standard fasteners: 1-2 tons acc. to the different parts,charge mould fee, which will be refunded when reaching a certain quantity, more fully described in our quotation.
B. MOQ for stamping parts : Depending on the degree of difficulty and dimensions of the parts. We will charge mould fee and refund it when reaching a certain quantity, more fully described in our quotation.
C. MOQ for turning parts is 100 pieces, charging no mould fee. But if you need samples confirming, charging the sample fee, and refund it when make the order.
Q9. What is your delivery time?
A: 15-30 days for samples, 25-50 days for mass production.
Q10. Do you accept the use of our logo?
A. If you have a large quantity, we absolutely accept OEM.