Product Details

High Quality Carriage Bolt With Mushroom Head And Square Neck screw

Specifications

zinc palted Carriage Bolts
material:8.8 grade harden middle steel
finish:zinc plated
standard:GB14,DIN603,ISO

Bolts

Manufacturers and exporters of Steel Bolts, Hexagon Head Bolt, Square U Bolts, Sleeve Anchor Bolts, Drop-in Anchor Bolts, Eye Bolts, Hex Bolts, Carriage Bolts, Expansion Bolt, Gravity Bolts, High Tensile Hexagon Bolts, Hex Flange Bolt, Nip Bolt, Plough Bolt, Round Head Square Neck Bolts, Sleeve Metal Expansion Bolts, Socket Shoulder Bolt, Square Head Bolts, Square Neck Bolt, Foundation Bolt, Structural Bolt, Stud Bolts, T-Head Bolts, Belting Bolts, Toggle Bolts, Track Shoe Bolts, Centre Bolt with Nuts, Wheel Bolts, Threaded Studs, Blind Rivets, Rivets.
Our Range of Bolts is from M3 to M75 lengths up to 900 MM in Metric Sizes and 1/8 to 3" and lengths up to 36" in Imperial Sizes. We specialise in custom fasteners and have developed many new types of Bolts for our various customers world over.
Din Chart for Hexagon Head Bolts/Screws

TYPE	DESCRIPTION	FINISHING / MATERIAL
DIN 931	Half thread	Plain, Black, Z/P, HDG
DIN 933	Full thread	Plain, Black, Z/P, HDG
DIN 960	Fine half thread	Plain, Black, Z/P, HDG
DIN 961	Fine full thread	Plain, Black, Z/P, HDG
DIN 6914	H.V high tensile	Plain, Black, Z/P, HDG
U.N.F	Inch thread	Plain, Black, Z/P, HDG
U.N.F	Inch fine thread	Plain, Black, Z/P, HDG
DIN 558	Product grade C	Plain, Black, Z/P, HDG
DIN 571	Wood screw	Plain, Black, Z/P, HDG

Din Chart for Bolts Neck & Nib bolts

TYPE	DESCRIPTION	FINISHING / MATERIAL
DIN 603	Mushroom head square neck bolt	Plain, Black, Z/P, HDG
DIN 604	Flat countersunk nib bolt	Plain, Black, Z/P, HDG
DIN 605	Flat countersunk (long) square neck bolt	Plain, Black, Z/P, HDG

Din Chart for Hexagon socket screws

TYPE	DESCRIPTION	FINISHING / MATERIAL
DIN 912	Hexagon socket head cap screws	Plain, Black, Z/P, HDG
DIN 914	Hexagon socket set screws, cone point	Plain, Black, Z/P, HDG
DIN 916	Hexagon socket set screws, cap point	Plain, Black, Z/P, HDG
DIN 7991	Hexagon socket countersunk head screws	Plain, Black, Z/P, HDG
DIN 7984	Hexagon socket countersunk low head screws	Plain, Black, Z/P, HDG
ISO 7380	Button head socket screws	Plain, Black, Z/P, HDG

More Detail informations

Material	Carbon Steel Stainless Steel SS304,SS316 etc
Heat Treatment	Tempering. Hardening, Spheroidizing, Stress Relieving
Hardness	Carbon Steel:HRC2~32 HRC32~39 HRC39~44
Surface Finish	Zinc, Nickel, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver, Parkerising,Zinc-nickel alloy plated etc.
Dimension Standard	ISO,GB,DIN,JIS,ANSI,BSW or base on the Drawings or Samples
Specification Range	M4~M36,length:20~300mm
Head shapes	Hex Head, etc.
Driver types	NO or phillips or slotted

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Business Term

Sample Available	1.The sample is free of charge if we have the existing tooling, you only need to pay for the freight cost .Sample will be provided within 7 to 10 working days . 2.If the products is no-standard and no existing tooling inventory ,The mould cost needed prepaid ,and then free sample less than 200pcs will be provided within 10 to 15 working days you’ll pay for the freight cost only.
MOQ	1. we accept test order for small quantity but no less than 1000 pcs 2. we provide the container information for your reference.
Incoterms	EXW Dongguan(FCA), FOB Shenzhen, CNF, CIF.DDU
Payment terms	Accept any payment terms such as T/T, D/P, D/A, even though sell on credit
Packing	1.1000pcs / plastic bag,20kgs/ carton ,then with the wood pallet , 2.Carton size:28cm18cm13cm, 3.Wood pallet size:118cm*113cm,Weight:700~800Kg Bulk:0.8 cubic 4.The weight of 20FT Container:20~25 Tons 5,As your requirements
Lead Time	Within 20-25 working days as usual
Warranty	1.We shoulder the ability based on product categories to determine the warranty,and guarantee more than 18 months. 2.We don’t assume responsibility for the damage which is caused by indirect, accidental events at anytime anywhere

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ELECTRONIC SCREW

About Factory:

Over ten years experience in manufacturing precision electronic screw, self tapping screws, rivets, automatic lathe turning parts, joint pins, nuts, washers, non-standard screws, especially professional at OEM/ODM

1 We have advanced equipment, high technology and excellent R&D department

2 Strict quality-control system for every production process

3 Long-term freight forwarders partners to ensure delivery goods to various countries for our customers

4 Our sales are almost 24hours available online, providing best before-sale and after-sale service

Production Process:

1. Warehouse and Workshop

FAQs

1)Q:Are you Trading company or Manufacturer?
A: We are an Industry&Trade Company .Our factory name is Dongguan Anma Hardware Co., LTD

2) Q:What type of production equipment do you have? and Which parts belong to your main product range?
A: There are many different types of manufacturing equipment, mainly including cold moulding machine, automatic lathe.We mainly produce non-standard precision electronic screws and lathe products .

3) Q:Why should I choose you? What's your advantages? Industries you are serving?
A: We are a professional manufacturer and have over ten years production and management experience

      in the field of fasteners .Our factory is now also ISO 9001 certified.
      we not only provide you with high quality products, but also are your industrial fastener solution supplier.
      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.

4) Q:Which industry field are your product is suitable used in ?

A:Our products are used in such industries as electronic and PC industry,ck
machine equipment, Concrete Industry , outdoor equipment,Sheet metal chassis cabinets,ocean chemical industry.

5) Q:If I need related products to match our fasteners such as hex allen key(allen wrench) for hex socket head cap screw, can you supply these? What type of supported products can you offer for us?
A:We not only provide our customer with the fastener we produce, but also can provide nuts for screws, springs, washers,

stamping parts, related tools such as hex allen key(allen wrench) for hex socket head cap screw, other items you require us to buy.

We are your fastener problem expert. Pls challenge us when you face the difficulties of fastener.

Range of application

Why should you choose Zhong Gu?

1)Industrial Experience and Advanced Equipment
We have gained more than ten years experience in research, development and manufacture of the fasteners,

and have more professional technical staff for design and quality control, Especially served Würth, TCL, Huawei,

Foxconn, Skyworth famous top group. There are 80 sets advanced production equipment and more quality control

tools for ensuring 100% satisfation from our customer.

2) Thousands of Products and Twenty Different Kinds of Catalog
We have twenty different kinds of catalog for your choice and thousands of products for your reference. We also can

do it as your required. You can challenge us if you can.

3) Good Service and High Quality
We can provide all kinds of international certificates such as ISO 9001 certificate, etc. All our products have to pass

four inspections. Firstly, preproduction material inspection; Secondly, professional inspection by QC; Thirdly,

salesman casual inspection and the third party inspection or customer inspection. Our sales are almost

24hours available online, providing best before-sale and after-sale service.

If you have any questions,PLS feel free to contact us!