Fastener Factory Hex Flange Bolt and Nut, Expansion Bolts, High Quality Carbon Steel Galvanized Mechanical Concrete Wedge Anchor Bolt with Sleeve

Product Description

Product Description
China Wholesale Concrete Self Tapping Hex Head Flange Bolt with Grade SS304, SS316 Stainless Steel or Carbon Steel Materials
Advantages:
1. The screw surface is smooth, with no metal burrs on the surface.
2. The thread pitch is uniform, the pattern is clear, the force is uniform, and the strength is higher and stronger
3. High quality surface treatment, environmentally friendly and safe plating. Surface customized: H.D.G hot dip galvanized, zinc plated(blue, yellow,etc.), black oxide, chrome, etc.
4. Standard circular hole, more convenient to use, easy to install and tighten by hand.
5. M6-M20 screw dimensions optional
6. Material Optional: Stainless Steel/Carbon Steel/Alloy Steel/High Strength Steel, etc.
7. Standard: ASTM/ANSI, DIN, GB, AS, JIS
Product Parameters Screw Size Chart:

Standard	Size	Model	Head Thickness	Opposite Diameter Min	Diagonal Diameter
GB6170	M6	A	3.85-4.15	9.78	11.05
	M6	B	3.76-4.24	9.64	10.89
	M8	A	5.15-5.45	12.73	14.38
	M8	B	5.06-5.54	12.57	14.2
	M10	A	6.22-6.58	15.73	17.77
	M10	B	6.11-6.69	15.57	17.59
	M12	A	7.32-7.68	17.73	20.03
	M12	B	7.21-7.29	17.57	19.85
	M16	A	9.82-10.18	23.67	26.75
	M16	B	9.71-10.29	23.16	26.17
	M20	A	12.28-12.71	29.67	33.53
	M20	B	12.15-12.85	29.16	32.95
DIN931-1/933	M6	A	3.85-4.15	9.78	11.05
	M8	A	5.15-5.45	12.73	14.38
	M10	A	6.22-6.58	15.73	17.77
	M12	A	7.32-7.68	17.73	20.03
	M16	A	9.82-10.18	23.67	26.75
	M20	A	12.28-12.71	29.67	33.53

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Company Profile Changzhou Ningsheng Hardware & Electrical Appliance Co., Ltd. is a professional hardware manufacturing company specializing in wedge anchor bolts and other fastener parts. The company covers an area of 15,000 square meters and is located in Hengshanqiao Town, Changzhou Economic Development Zone, Jiangsu Province.
Since its establishment in 2000, the company now has more than twelve mature automatic production and assembly lines, with an annual output of more than 7000 tons of hardware accessories. The company's main products include: various types of wedge anchor bolts(GB/DIN/ANSI), the hex bolts, the screw, the washers and other products.
Cooperation Our factory has always been based on good faith management, product quality as the core, customer demand as the guidance, to provide customers with cost-effective products. At present, it has provided high quality products and services for many retailers and many well-known elevator manufacturers in China so far.
Our logistics and packaging are reliable and trustworthy!
Certifications The company has a group of high-quality technical personnel, sophisticated equipment, perfect monitoring facilities. We also have GB/T19001-2008/ ISO9001:2008 international quality system certification.
FAQ Q1: Are you trading company or manufacturer ?
A: We are manufacturer . Q2: How long is your delivery time?
A: Generally it is 7-15 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to specific item and quantity.
Shortest Delivery: We have large stock, 3 days for stock items,7-15days for production.
Q3: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the shipping cost.
Q4: What is your terms of payment ?
A: Less than USD5000-----------100% T/T in advance.
More than USD5000-----------50% T/T in advance ,balance before shippment.
Other terms is welcome.
Q5: What is your price terms ?
A: EXW/FOB/CIF/CFR/FCA/CPT/CIP/DAP/DDP
Q6:What's your product range?
A: Our product range includes screws, nuts, bolts, washers, anchor and CNC parts. We strictly implement various quality standards like GB, ISO, DIN, JIS, AISI NFE and BSW.Non-standard products also accepted.
Q7:Why should I choose you? What's your advantages? Industries you are serving?
A: We are a professional manufacturer and have many years production and management experience in the field of fasteners .We can provide our customers with a good solution in the area of production design, production process,packaging and after-sale service.Customer satisfaction is our sole pursuit