12mm 14mm 16mm 20mm 24mm 32mm 36mm diameter column wedge anchor expanision bolt
12mm 14mm 16mm 20mm 32mm 36mm diameter column wedge anchor expanision bolt | ||||||||
The fixing principle of the expansion screw: the fixing of the expansion screw is to make use of the Angle of the sheathing to cause the expansion to produce friction holding force, so as to achieve the fixing effect.The screw is threaded at one end and has a degree of curvature at the other.Coated steel sheet, iron sheet drum half number of incision, put them together into a good hole in the wall, then lock nut and the screw nut to pull, pull vertebral degrees into the steel cylinder and steel cylinder is rolling out, then firmly fixed on the wall, commonly used in fence, rain loose, air conditioning and other fastening on material such as cement, brick.However, its fixation is not very reliable, if the load has a large vibration, may be loose, so it is not recommended for the installation of ceiling fans.The principle of expansion bolt is to hit the expansion bolt into the hole on the ground or wall, tighten the nut on the expansion bolt with a wrench, the bolt goes out, but the metal cover outside does not move, then, the big head under the bolt will put the metal cover up, make it up the whole hole, at this time, the expansion bolt is not out. | ||||||||
Kunshan Caiyuhua Metal Products Co.,Ltd. established in 2010.located in Kunshan city .It is around 60 KM to Shanghai city, just one hour drive from Shanghai seaport. with a unique geographical advantage .
Kunshan Caiyuhua Metal Products Co.,Ltd is a professional fastener company which including design ,production ， manufacturing ,product sales ,brand service .The main product including National standard (GB);American standard (ANSI);German standard (DIN); Japanese standard (JIS);International standard (ISO);And other areas of the steel structure high quality bolt fasteners and special fastener. By the way We also provide OEM&ODM service. Our company sincerely welcome all the business partners to consult, negotiate and place orders and we will provide “one-stop” service for you.
QUALITY IS OUR COMPANY’S CULTURE! We have selected imported and national large-scale steel factory as the raw material source .we have produced various high quality fasteners including of “bolts, nails ,nuts ,rods and studs ,assembling series ,non-standard parts and precision machinery parts “via ERP management system .With the annual output of 150 thousand tons all kind fasteners ,Our productions have exporting to EU, Japan , Middle East ,Southeast Asia and other overseas countries ,which receive favorable comments by international friends .
With the aim of “ trustworthy business “ ,we will strive to expand the domestic and international market and establish the relationship with national and oversea vendors for stable cooperation to gain the benefit of “Win-Win” in the future .
Q1. What is your main products?
A1:Fasteners: bolts, screws, rods, nuts, washers, anchors and rivets. Meantime, We support OEM & ODM.
Q2. What is your MOQ?
A2. Usually it is 1000 PCS.
Q3. Do you accept DEM & ODM?
A3: Of course ! We support OEM & ODM! We can make the products according to customers’ design and specifications. Our company is experienced in making it and has already provide this service to many customers around the world.
Q4. What is your payment method?
A4:30% T/T in advance and balance before shipment .
For small order less than1000USD, we suggest you pay 100% in
advance to reduce the bank charges.
Q5. Can you provide a sample?
A5:Sure,Our sample is provided free of charge, but not including express charge .
Q6. How long is your delivery time?
A6: For OEM or ODM products, it takes 30 to 45 days .
For standard products, it take 7 to 15 days.
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