Three or Four Spot Weld Screw with Passivation Surface Treatment

• Material: Stainless Steel
• Type: Round Head
• Connection: Common Bolt
• Standard: DIN, ANSI, GB
• Grade: A2-70/A4-80
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Polishing
• Size: #4-1/2"
• Samples: Free Samples When Is in Stock
• Drawing: Accept
• Quality Control: 100% Inspection During Production
• Thread: Unc,Unf
• Delivery Time: 5-20 Days
• Color: Silver, White, Black, Yellow, etc.
• Equipments: CNC Lathe, Processing Center, Miller, etc
• Transport Package: Cartons+Wooden Pallets+Plastic Bag
• Specification: #4-1/2"
• Trademark: Tengri
• Origin: China
• HS Code: 7318159090
• Production Capacity: 4000000 Pieces/ Month

Product Description

Customized  Metric&Inch size  Preiection Face Welding Stud Screw

Standard	IFI 148
Diameter	M5-M14
sample service	Free sample but freight cost is paid by customers(when sample is in stock) sample fee(when samples need to be customized)
Material	SS304,SS316,SS2205,SS2507, Carbon steel,Brass, Copper
MOQ	1000pcs
Surface treatment	Plain, black oxide, HDG, Zinc, etc.
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
Note	Free Samples could be provided for standard fastener

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: _______( Diameter) x_______(Length)
• 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

Size:

                                                                                                                                                                                                                               

Screw Thread		M5	M6	M8	M10	M12	M14
d
P	Pitch	0.8	1	1.25	1.5	1.5	1.5
b	Ref.	35	37	41	45	49	53
dk	max=nominal size	10	12	16	20	24	28
	min	9.64	11.57	15.57	19.48	23.48	27.48
h	max=nominal size	0.8	0.8	1.2	1.4	1.6	1.6
	min	0.7	0.7	1.1	1.3	1.5	1.5
k	max	2.2	2.7	3.2	4.2	5	5.8
	min	1.8	2.3	2.8	3.8	4.6	5.4
n	max	3.9	4.4	5.9	7.9	9.4	11.5
	min	3.1	3.6	5.1	7.1	8.6	10.5
ds	max	5	6	8	10	12	14
	min	4.82	5.82	7.78	9.78	11.73	13.73

Nominal Diameter  d		M4	M5	M6	M8	M10	M12
P	Pitch	0.7	0.8	1	1.25	1.5	1.75
dk	max	11.5	12.5	14.5	19	21	24
	min	11.23	12.23	14.23	18.67	20.67	23.67
d2	max	8.75	9.75	10.75	14.25	16.25	18.75
	min	8.5	9.5	10.5	14	16	18.5
d3	max	2.6	2.6	2.6	3.1	3.1	3.6
	min	2.4	2.4	2.4	2.9	2.9	3.4
k	max	2	2.5	2.5	3.5	4	5
	min	1.75	2.25	2.25	3.25	3.75	4.75
h	max	1.25	1.25	1.25	1.45	1.45	1.65
	min	0.9	0.9	0.9	1.1	1.1	1.3

Nominal Diameter		4#	6#	8#	10#	1/4"	5/16"	3/8"	1/2"
d
PP	UNC	40	32	32	24	20	18	16	13
dk	max	0.228	0.26	0.323	0.385	0.51	0.63	0.755	1.005
	min	0.208	0.24	0.303	0.365	0.485	0.605	0.725	0.975
k	max	0.036	0.046	0.052	0.068	0.083	0.099	0.114	0.146
	min	0.026	0.036	0.042	0.058	0.073	0.089	0.104	0.136
h	max	0.017	0.022	0.027	0.032	0.042	0.047	0.052	0.062
	min	0.013	0.018	0.023	0.028	0.038	0.043	0.048	0.058

Products Detaill:







Company 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
 
   


Company Certifications


Customers



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.