Zinc Plated, Black, HDG and Stainless Steel Hex Flange Head Screw

• Material: Carbon Steel and Stainless Steel
• Type: Hexagon Head With Flange
• Connection: Common Bolt
• Model NO.: 1/4"-1"
• Head Style: Hexagonal
• Standard: DIN, ANSI, GB, JIS
• Grade: 12.9
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Pl,Zp,Black,HDG,Dacromet etc
• Lead Time: Around 25 Days
• Surface Treatment: Passivated, Plain, Zinc Plated, Anodizing, HDG
• Suitable for: Industry, Construction, Railway
• Payment Term: Could Be Negotiated
• Transport Package: 25 Kg of Socket Bolt/ Carton, 36 Cartons/Pallet.
• Specification: M3-30
• Trademark: WELLBOLT
• Origin: China
• HS Code: 7318150000
• Production Capacity: 1000 Tons Per Year, 200t/Month

Product Description

Zinc plated, black, HDG and stainless steel Hex flange head screw

Screw Thread		M5	M6	M8	M8	M10	M10	M10	M12
d
P	Pitch	0.8	1	1	1.25	1	1.25	1.5	1.25
b	L≤125	16	18	22	22	26	26	26	30
	125	/	/	28	28	32	32	32	36
	L>200	/	/	/	/	/	/	/	/
dc	max	11.8	14.2	18	18	22.3	22.3	22.3	26.6
ds	max	5	6	8	8	10	10	10	12
	min	4.82	5.82	7.78	7.78	9.78	9.78	9.78	11.73
k	max	5.4	6.6	8.1	8.1	9.2	9.2	9.2	11.5
s	max=nominal size	8	10	13	13	15	15	15	16
	min	7.78	9.78	12.73	12.73	14.73	14.73	14.73	15.73
Screw Thread		M12	M12	M14	M14	M16	M16	M20	M20
d
P	Pitch	1.5	1.75	1.5	2	1.5	2	1.5	2.5
b	L≤125	30	30	34	34	38	38	46	46
	125	36	36	40	40	44	44	52	52
	L>200	/	/	/	/	57	57	65	65
dc	max	26.6	26.6	30.5	30.5	35	35	43	43
ds	max	12	12	14	14	16	16	20	20
	min	11.73	11.73	13.73	13.73	15.73	15.73	19.67	19.67
k	max	11.5	11.5	12.8	12.8	14.4	14.4	17.1	17.1
s	max=nominal size	16	16	18	18	21	21	27	27
	min	15.73	15.73	17.73	17.73	20.67	20.67	26.67	26.67

 

Company Profile

Wellbolt Co.,Ltd is a professional fasteners supplier for more than 14 years, specializing in design, production, sale of high-end and mid-range fasteners like bolts, nuts, special-shaped cold forming parts, hot forging parts, turning parts, stamping parts, etc.

Wellbolt has obtained ISO9001 certification, our values and main priorities are based on our clients's satisfaction. We offer products with reliable quality, competitive prices, prompt delivery and considerate service. Quality matters the survival of us and Quality Contol is a very important part of our daily operations.

Products can be used in automobile, construction machinery, agricultural machinery, household appliance, electric appliance, motorcycle, mould, equipment and other fields.

Packaging & Shipping

FAQ

Q1: What is your main products?

A:  Bolts, Nuts, Screws,Washers, Threaded Rods, Anchors, Metal Stamping and Special Parts.

Q2: How long is your delivery time?

A: For stock, we can delivery within 2 days after receive the payment. 
     For mass cargo, our production time is in 30-45 days after receive the deposit.

Q3: Do you provide samples ? is it free or extra ?

A: Of course, sample is free. You pay the courier fees.

Q4: What is your terms of payment?

A: Payment<=1000USD, 100% in advance by Paypal or Western Union. 
    Payment>1000USD, 30% T/T in advance, balance against the copy of B/L.

Q5: What about your products quality?

A: Our QC team will check process strictly to ensure our products meet Go/No Go Gauge.