Roofing Screw Bi

Overview

Basic Info.

Model NO.	DIN7504K
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, GB, ANSI, DIN7504K
Grade	4.8
Delivery Time	3-10 Working Days
Experience	for 30 Years
Application	for Wood Constructions
Class/Grade	3.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9
Shipment	EXW, Fob, CIF, Fca
Used	Machinery, Chemical Environ Mental, Build
Surface Treatment	Hot Galvanized, Black, Color-Zinc, Blue White Zinc
Certification	ISO, GS, RoHS, Ce
Shape of Head	Hexagon
Customized	Customized
Transport Package	Plastic Bag, Boxes and Cartons, Pallets, Customize
Specification	ST3.5-ST6.3
Trademark	Tengri
Origin	China
HS Code	7318290000
Production Capacity	2000000pieces/Year

Packaging & Delivery

Package Size 28.00cm * 27.00cm * 18.00cm Package Gross Weight 0.500kg

Product Description

Hardware Hexagon Head screw Roofing Screw Self Drilling Screw Self Tapping Screw Drywall Chipboard Screw Furniture Screw Machine screw with EPDM Washer

Standard	DIN7504K
Inside Diameter	ST3.5-ST6.3
Material	SS304,SS316,SS2205,SS2507,SS410
MOQ	1000 pieces
Surface treatment	Hot Galvanized,Black,Color-zinc,Blue white zinc
Package	Plastic bag, Boxes and cartons, Pallets, Customized
Price terms	EXW, FOB, CIF, etc.
Payment terms	T/T, Paypal, L/C, Western union, etc.
Certifications	ISO 9001:2015
Note	Free samples but freight cost is paid by customers(when sample is in stock) Sample fee (when samples need to be customized)

We need more detail as follow. This will allow us to give you an accurate quotation.
Before offer the price,get the quote simply by completing and submitting the form below:
• Product:__
• Measure: _______(Inside Diameter) x_______(Outside Diameter)x_______(Thickness)
• Order Quantity: _________________pcs
• Surface treatment: _________________
• Material: _________________
• When do you need it by? __________________
• Where to Shipping: _______________ (Country with postal code please)
• Email your drawing ( jpeg, png or pdf, word) with minimum 300 dpi resolution for good clarity.
Products Details Drawing

Screw Thread		ST2.9	ST3.5	(ST3.9)	ST4.2	ST4.8	ST5.5	ST6.3
d
P	Pitch	1.1	1.3	1.3	1.4	1.6	1.8	1.8
h	min	0.4	0.6	0.6	0.8	0.9	1	1
dc	max	6.3	8.3	8.3	8.8	10.5	11	13.5
	min	5.8	7.6	7.6	8.1	9.8	10	12.2
k	max	2.8	3.4	3.4	4.1	4.3	5.4	5.9
	min	2.5	3	3	3.6	3.8	4.8	5.3
s	max	4	5.5	5.5	7	8	8	10
	min	3.82	5.32	5.32	6.78	7.78	7.78	9.78
dp		2.3	2.8	3.1	3.6	4.1	4.8	5.8
Drilling range(thickness)		0.7~1.9	0.7~2.25	0.7~2.4	1.75~3	1.75~4.4	1.75~5.25	2~6

Detail Show

Popular Product

https://tengri.en.made-in-china.com/product-group/OoEJZPIHnuVv/Self-Drilling-Screws-1.html

Installation InstructionsCompany Profile

Tengri fasteners Group is an OEM Fasteners Manufacturing, Plating/ Finishing and Industrial Production Company. Over 30 years of manufacturing stainless steel fasteners, industry experience and construction of state-of-art facility. We can offer the most common stainless steel fasteners or specially designed fasteners to exceed our customer's expectations, as our vendors are the best name brands in the industry.

Tengri fasteners group employs more than 3000 employees and consists of one lab and software center, 3 wholly owned subsidiary of Factory and 5 warehouse stocking locations. Our extensive products line and our fast and friendly sales representatives are able to satisfy our customer demands.
As a veritable "one- stop shop", Tengri Fasteners offers same day delivery of in-stock items and a wide a wide variety of supply chair solutions tailored to the needs of our customers. Our custom inventory control programs provide extensive cost saving to our customers.
Factory Images
CertificationsCustomers
Our Service

a) Good after-sale service, all questions will be replied within 12 hours.

b) Customized design is available. ODM&OEM are welcomed.

c) We can provide free sample, consumer should pay the freight first.

d) Convenient transportation and fast delivery, all available shipping ways could be applied, by express, air or sea.

e) High quality and most competitive price.

f) Advanced produce and inspecting equipments.

Packaging & Transportation
FAQ

1.Can I order a small list ?

---Of course, you can.
2.What quote do you offer?
---FOB , CIF and others ways according the your needs.

3.How transport?
---Sea Freight, Air Freight and others Express Delivery ways for you.

4.What is the quality of your products guarantee?
---We have passed ISO9001:2015 Quality Management System Certification, CQM Quality Management System Certification and IQNet Quality Management System Certification, If the quality doesn't accord the standard, you can exchange the goods for free.

5.Do you have after-sales service?
---Certainly,you can contact us at any time.