OEM China M3 M4 Stainless Steel Pan Round Phillips Waterproof Screw with O Ring
Our intention should be to fulfill our consumers by offering golden provider, superior price and superior quality for OEM China M3 M4 Stainless Steel Pan Round Phillips Waterproof Screw with O Ring, Our Enterprise Core Principle: The prestige 1st ;The quality guarantee ;The customer are supreme.
Our intention should be to fulfill our consumers by offering golden provider, superior price and superior quality for China Waterproof Screw and O Ring Groove Screw, All the imported machines effectively control and guarantee the machining precision for the items. Besides, we have a group of high-quality management personnels and professionals, who make the high-quality items and have the ability to develop new merchandise to expand our market home and abroad. We sincerely expect customers come for a blooming business for both of us.
Description
There is an o-ring under the head of the sealing screw, which has strong sealing property, remarkable waterproof effect, environmental protection, harmless, high and low temperature resistance, good tear resistance, elasticity, hardness, insulation, and can prevent water, air and dust from entering the screw and play a protective role.
The pan head is slightly curved with low, large diameter and high outer edges. The large surface area enables the slotted or flat driver to easily grasp the head and apply force to it, which is one of the commonly used heads. The pan head cross screw can be used for different sealing requirements. We can provide cost-effective screws that meet the corresponding waterproof grade for different use environments.
Sealing screw specification
Material |
Alloy/Bronze/Iron/ Carbon steel/ Stainless steel/ Etc |
specification |
M0.8-M16 or 0#-7/8 (inch) and we also produce according to customer’s requirement |
Standard |
ISO,DIN,JIS,ANSI/ASME,BS/Custom |
Lead time |
10-15 working days as usual,It will based on the detailed order quantity |
Certificate |
ISO14001/ISO9001/IATf16949 |
O-ring |
We can provide customized services according to your needs |
Surface Treatment |
We can provide customized services according to your needs |
Head type of sealing screw
Groove type of sealing screw
Thread type of sealing screw
Surface treatment of sealing screws
Quality Inspection
Process Name | Checking Items | Detection frequency | Inspection Tools/Equipments |
IQC | Check raw material: Dimension, Ingredient, RoHS | Caliper, Micrometer, XRF spectrometer | |
Heading | Outward appearance, Dimension | First parts inspection: 5pcs each timeRegular inspection: Dimension — 10pcs/2hours; Outward appearance – 100pcs/2hours | Caliper, Micrometer, Projector, Visual |
Threading | Outward appearance, Dimension, Thread | First parts inspection: 5pcs each timeRegular inspection: Dimension — 10pcs/2hours; Outward appearance – 100pcs/2hours | Caliper, Micrometer, Projector, Visual, Ring gauge |
Heat treatment | Hardness, Torque | 10pcs each time | Hardness Tester |
Plating | Outward appearance, Dimension, Function | MIL-STD-105E Normal and strict single sampling plan | Caliper, Micrometer, Projector, Ring gauge |
Full Inspection | Outward appearance, Dimension, Function | Roller machine, CCD, Manual | |
Packing&Shipment | Packing, Labels, Quantity, Reports | MIL-STD-105E Normal and strict single sampling plan | Caliper, Micrometer, Projector, Visual, Ring gauge |
Provide to high quality productions to customer,have IQC, QC,FQC and OQC to strictly control the quality of each production link of the product.From raw materials to delivery inspection, we have specially assigned personnel to inspect every link to ensure the quality of products.
Our certificate
Customer Reviews
Product Application
Sealing waterproof screws are water repellent, oil repellent and not easy to fall off. They mainly have the following advantages:
1. Protection of electronic and inductive products
2. Long service life and trouble free maintenance free in other environments
3. Greatly reduce electronic and inductive product failures caused by salt corrosion
4. Greatly reduce fogging and condensation
5. Reduce the stress of casing sealing strip by balancing the pressure
Sealing screws are used for many purposes, such as electric vehicles, cameras, auto parts, fire fighting electronics, etc
Yuhuang has been focusing on the customization of non-standard screws for 30 years. The company mainly focuses on non-standard screws, precision screws, sealing screws, anti-theft screws, stainless steel screws, etc. Our company has more than 10000 screw specifications and other types of fastener products, and has rich experience in non-standard customization.
As a professional manufacturer of non-standard screws, Yuhuang has been focusing on customizing various non-standard screws for 30 years, and has rich experience in customizing non-standard screws. If you need to customize non-standard screws, welcome to consult. We will provide you with professional solutions to non-standard screw production and processing technologies and customized quotations for non-standard screws.Our intention should be to fulfill our consumers by offering golden provider, superior price and superior quality for OEM China M3 M4 Stainless Steel Pan Round Phillips Waterproof Screw with O Ring, Our Enterprise Core Principle: The prestige 1st ;The quality guarantee ;The customer are supreme.
OEM China China Waterproof Screw and O Ring Groove Screw, All the imported machines effectively control and guarantee the machining precision for the items. Besides, we have a group of high-quality management personnels and professionals, who make the high-quality items and have the ability to develop new merchandise to expand our market home and abroad. We sincerely expect customers come for a blooming business for both of us.