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Cangzhou Hengjin Hardware Manufacturing Co., Ltd.
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Product DescriptionProduct DescriptionIntroduction to the D-Latch/ Hinge I. DefinitionsA latch is a device used to fix the door leaf and prevent it from being accidentally opened or closed. It is usually installed on the side or bottom of the door and fixed to the door frame by mechanical means. The design and function of the latch can vary according to different application scenarios and requirements.2. Structural characteristics1. Main partThe main part of the latch is its primary structural component, usually made of metal (such as stainless steel, aluminum alloy, iron, etc.) or plastic. Metal latches have higher strength and durability, while plastic latches are lighter and less costly.2. Lock tongue or latch The lock tongue or latch is a key component of the door latch, which is used to insert into the holes or slots on the door frame to fix the door leaf. The lock tongue can be either movable or fixed, and the specific design depends on the type of latch.3. Connecting components The connecting component is used to fix the latch to the door leaf. Common connecting components include screws, nuts, rivets, etc. These components need to ensure that the latch is firmly installed on the door to prevent loosening or falling off.4. Operating components The operating component is used to control the opening and closing of the latch. Common operating components include knobs, handles, buttons, etc. The design of these components needs to be convenient for users to operate and be able to provide sufficient feedback to let users know whether the latch has been correctly locked or opened.SpecificationCommon component of door locks Latch type1. Classified by installation location- Side latch : Installed on the side of the door, it is usually used for interior doors and some small doors. The side latch is easy to operate and suitable for doors that are frequently used.- Bottom latch : Installed at the bottom of the door, it is usually used for doors that require additional security, such as security doors. The bottom latch can provide additional fixing force to prevent the door from being forcibly pushed open.2. Classified by operation mode- Manual latch : It requires manual operation by the user, such as rotating the knob or pressing the button to lock or open the latch. The manual latch has a simple structure and a relatively low cost.- Automatic latch : It locks automatically when the door is closed and is usually used for security doors and some high-end doors. Automatic latches can offer higher security, but they are more costly.3. Classified by function- Ordinary latch : It is used for general doors and provides basic fixing functions.- Safety latch : It is used for anti-theft doors and other doors that require high security, featuring stronger anti-picking ability and higher strength.- Decorative latch : Mainly used for decorative purposes, such as in ancient buildings or doors with special designs. Decorative latches usually have exquisite appearances and unique designs. The advantages of latches1. High securityThe latch can effectively prevent the door from being accidentally opened, providing additional security. Especially for anti-theft doors and some doors that require high security, the latch is an indispensable component.2. Easy to operateThe operating components of the latch are reasonably designed, allowing users to easily lock or open the door. Some latches also have an automatic locking function, further enhancing the convenience of use.3. Strong durabilityMetal latches have high strength and durability, and can withstand frequent use and certain external force impacts. It can maintain good performance even in harsh environments.4. Low costThe manufacturing cost of latches is relatively low, especially for manual latches and ordinary latches, which are suitable for large-scale production and wide application.MOQ100PCSPacking detailsplastic + cartons+ wooden casesPayment termT/T , Western Union,cash etcDeliveryBy sea, byair, by land, by courierMould time5-15daysProduct lead time25-30daysFiles for quotePDF, JPG, CAD, 3DMetal processstamping, deep stamping,bending, punching, threading, welding, tapping, riveting, turning, deepdrawing.Materialstainless steel, springsteel, carbon steel, copper, brass, bronze, aluminum, alloy.Surface finishpolished, galvanized,zinc-plated, nickel-plated, chrome-plated, silver-plated, gold-plated, imitationgold-plated, powder coating, etc.Plating techcontinuous plating, partialplating, and spot plating, etc.Tolerance+/-0.02 to +/-0.05.InspectionIQC, IPQC, FQC, QA.Quality controlISO9001:2008.Company ProfileOEM one-stop servicesWe are a professional production factory specialized in sheet metal fabrication mainly stamping, deep drawing, welding and wire bending.We have our own equipments for a whole production flow, from mould design, prototypes develop, processing, assembly to surface coating.We have a high level team of engineers to provide you with the most practical and cost-effective solutions. Our workers are experienced and our quality control is strict. We have the ability to provide clients with high quality and low price products. Aligning ourselves with purchasers in the same vision of providing superior quality, has contributed to our success. Also honesty is our best policy. Our philosophy is simple: we deliver our promises.If you are looking for a manufacturer to fill all of your custom sheet metal parts for your production or business, then you come to the right place. Hengjin Hardware provides free technical assistance for your projects. When you contact us, you're assured of an experience that exceeds your expectations, you'll enjoy place of mind knowing that you found dedicate professionals.Packaging & ShippingPackaging materialsSmall metal stamping parts are commonly made of plastic bags, plastic boxes, etc.Medium-sized stamping parts, paper boxes or cartons are commonly used, which can provide certain cushioning protection and are environmentally friendly.Large or heavy stamping parts, pallet packaging can provide better support and protection, facilitating forklift handling.In special circumstances, metal packaging is used, such as when higher protective strength is required or when moisture-proof and rust-proof requirements are needed.Our Advantages :1. Over 15 years professional technology in metal stamping/punching moulds/molds/tools/dies making, metal parts' making;2. 10 years experience in developing and export in foreign trade;3. Certificate: ISO9001:2008 etc;4. All materials meet ROSH, certificates for materials are available;5. Capacity can be 2000-800K PCS each day;6. Customize: OEM or ODM according to buyers' requirement;7. Various high-quality import equipment and machine center;8. IQC/PQC/FQC to control the quality all the way;9. Ensure no defective products to send out;10. Small orders are accepted;FAQQ: How soon can I get reply after send inquiry?A:All inquiries will be replied within two hours except sleeping time in China. Q: How soon can I get samples ?A: The drawing determines the length of time,Generally samples can be sent out within 10 working days after product drawing confirmed by both side. Q: What file format can you accept for my products?A: 1.We can accept varies format, step, stp, jpg,pdf, dwg, dxf,3d and so on. 2.If you do not have a prepared CAD file, we can accept a scan of a hand drawn design. Q: If I don't have drawing, how can I get sample ?A: If you don't have any drawing,you can send us your sample, we will scan it and make 2D and 3D drawing first, then make sample for you. Q: What are many common materials that you use in projects? A: Aluminum,Stainless Steel, Carbon Steel, Copper, Plastics and so on. Q: What's your MOQ(minimum order quantity)A: Our MOQ is 100 pcs, you are welcome to send us trial order to test our quality and service. Q: What's the payment term do you accept?A: EXW/FOB Tianjin, paid by T/T, Western Union.
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