Double Thread Bi-Metal Thin Sheet Self-Drilling Tapping Screw Fasteners

Material: Carbon Steel
Shape of Head: Hexagon
Surface Finishing: Zinc Plated

Products Details

Basic Info.

Model NO.
Self-drilling Tapping Screw
Certification
ISO
Customized
Non-Customized
Transport Package
25kg/Carton
Specification
Customized
Trademark
QBH
Origin
China
HS Code
7318159001
Production Capacity
300 Tons/Month

Packaging & Delivery

Package Size
26.00cm * 26.00cm * 14.00cm
Package Gross Weight
25.000kg

Product Description

Product Description

SS304 SS316 Self Tapping Bi-metal Screw For Solar
Double Thread Bi-Metal Thin Sheet Self-Drilling Tapping Screw Fasteners Material
SS304/SS316/410+SCM435/1022A Or Customized,Welding heat treatment
Surface Treatment
Hot Rust Treasure;Mechanical Zinc Plating;Dacromet
Size
4.3/4.8/5.5/6.3mm
Quality
Sample Testing Or Third-party Inspection 
Price
Customized Production With Big Discount
Lead Time
In Stock Within 7 Days, Cusomitzed 15-30 Days
 
 
Diameter (mm) Length (mm) Thread Length (mm) Washer Head Diameter (mm) Drilling capacity (mm)
4.5 25 23.5 14mm EPDM 10.5 1 x 1.0/2 x 0.8

5.5
 
25 23.5 16mm EPDM 11.0 1 x 1.25/2 x 1.0
6.0 25 24.5 16mm EPDM 11.5 1 x 1.25/2 x 1.0
6.0 38 37.5 16mm EPDM 11.5 1 x 1.25/2 x 1.0

Surface Coating
 
AS3566 Austrulian Standard Building Screws
Corrsion Resistance Class2 Class3 Class4 Class4+
Coating Type Zinc+
Organic Coating
(Ruspert)
Zinc+
Organic Coating
(Ruspert)
Zinc+
Organic Coating
(Ruspert)
Zinc+
Organic Coating
(Ruspert)
Salt Spray Test 500H 1000H 2000H 3000H+
Kesternich Test 5 Cycle 7 Cycle 15 Cycle 25 Cycle
 
Please Send The Below Customized Information To Us For Pricing
Product Product No./Picture/Drawing Size International Srandard No./Drawing
Quantity PCS/Tons Material As Your Requirement
Surface As Your Requirement Lead Time Tell Us Your Requirement
Address Shipping address With Post Code Terms EXW/FOB/CIF/DDU etc., By Air/By Sea

                                                                     Our Production Capacity
 
Processing Equipment Cold Heading Machine, Thread Rolling Machine, Tooth Rolling Machine, Heat Treatment Equipment
Grouped Equipment CNC, Lathe, Milling Machine, Drilling Machina, Packing Machine
Testing Equipment Optical Screening Equipment, Hardness Testing Equipment, Salt Spray Testing Equipment, Film Thickness Testing Equipment, Torque Testing Equipment,
Material 1016, 1018, 1022, 10B21, 1035, 1045, SCM435, 40CR, Aluminum 1100/6061/6063, Brass 65/68/72, Copper, SUS201/303/303/304/316/410, Customized Material
Secondary Processing Head Trimming, Edge Milling, Tooth Milling, Polishing, Grinding, Tail Cutting, Drilling, Tail Clipping, Wear EPDM Washer, Beam Tailing, Chamfering, Bending, Wire Cutting, etc.
Surface Treatment Environmental Protection Galvanized (Blue Zinc Plated, Yellow Zinc Plated, White Zinc Plated,Color Zinc Plated, Nickel Plated, Color Painted,  ), Black Phosphated, Gray Phosphated, Color Oxided, Hot Dip Galvanized, Dacromet, Ruspert, etc.

 



Packing
 




Jiaxing City Qunbang Hardware Co, Ltd is a productiondesignsales and after-sales as one of the fasteners business, The company is located in HangjiaHu Plain, close to ShanghaiNingboZhapu ports.  The geographical position is superior, the transportation is convenient, has created the natural superiority for the export.

The company mainly produces high-strength fasteners business, bolts and nuts are the main, the main standard are DIN/ANSIASME/JIS/UNI/ISO/AS/BS/GB and so on.  The product massively applies in the bridgeroadthe petroleum pipeline facilitythe wind power generation and steel structure project.  Carbon steel bolts mainly have 4.8, 5.8, 6.8, 8.8, 10.9, 12.9, nuts mainly have 4, 6, 8, 10, the main material of stainless steel fastener is 201304316.  QBH from its establishment to he present, after ten years of development, it is equipped with perfect testing equipment, and SGS and TUV have a good cooperation, each batch of products is accompanied by a 3.1 or 3.2 certifi


 

FAQ

1. How do you let me trust you.
Jiaxing City Qunbang Hardware Co.,ltd hs its own right of import and export,QBH trademark in China,United States,European Union have been registered.At the same time,you can also check the registration information of our company in the China industry and Commerce system.
 
2. How about your price.
We will be based on different markets,for different quality and quantity,tailor-made prices for customers,in order to achieve win-win goal.
 
3. How do you control your quality.
Incoming quality contral( IQC)→Process Quality control(PQC)→Output quality control(OQC),and the random samples is sent to TUV for testing.If the customer received the goods and found quality problems,QBH company promises to be responsible for returning money or replenishing the goods
 
4. Could you provide free samples?
For new customer, We can provide free samples for standard fastener, But the clients will pay the express
charges. For old customer, We will send you free samples and pay express charges by ourself.
 
5. Do you accept small order?
QBH company can accept small orders if we have them in stock.Generally speaking,the stock probability of stainless steel fasteners is higher than that of carbon steel fasteners.
 
6. How about your delivery time
What we pursure is the high efficiency movement pattern,the stainless steel fastener delivery time about 15days,the carbon steel fastener will it about 30days
 
7. What is your packing.
Usually 25KG/carbon,36CTNS on the pallets,or 20-30kg/Bags,then on the pallet,QBH company personalized packagingis also available,like 10PCS/plastic bag or 10pcs/box,it can print some information
such as LOGO and pattern of customers.
 
8. What is your payment term
Normally,our terms of payment are TT and L/C,if we cooperate for a long time,we can reach the point of mutual trust,and fully support our customers to become bigger and stronger in the local market.
Not only in the price concessions,but also in the payment can also be made on credit,Specific credit sales time needs to be negotiated separately.

Contact us

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