Special Stainless Steel Hex Bolt with Half Thread

Model NO.: lkkk
Finish: Plain, Zinc, HDG, Passivated
Market: Global
Sample: Free (If in Store)
Optional Material: Stainless Steel, Carbon Steel, Alloy Steel, Brass
Optional Properties: A2/4-50/70/80, Class 6.8/8.8/10.9, Grade 2/5/8
Optional Finish: Passivated, Zinc, HDG, Magni, Geomet...
Optional Size: M6 - M24, or 1/4" - 1"
Trademark: LK
Transport Package: Bulk Packing, Small Box Packing
Specification: DIN, ANSI, ISO and Non-Standard
Origin: China
HS Code: 7318
Model NO.: lkkk
Finish: Plain, Zinc, HDG, Passivated
Market: Global
Sample: Free (If in Store)
Optional Material: Stainless Steel, Carbon Steel, Alloy Steel, Brass
Optional Properties: A2/4-50/70/80, Class 6.8/8.8/10.9, Grade 2/5/8
Optional Finish: Passivated, Zinc, HDG, Magni, Geomet...
Optional Size: M6 - M24, or 1/4" - 1"
Trademark: LK
Transport Package: Bulk Packing, Small Box Packing
Specification: DIN, ANSI, ISO and Non-Standard
Origin: China
HS Code: 7318
Special Stainless steel Hex Bolt With Half Thread
1> Description: Special Stainless steel Hex Bolt With Half Thread
2> Material: Stainless Steel, Alloy Steel, Steel, Brass
3> Surface: Plain, Zinc, HDG, Passivated
4> Size: M5(3/16") upto M20(3/4"), length upto 500 

We main produce and export the Bolt include,
Roofing Bolt, Hex. Bolt, Hex. Socket cap screw, Allen Screw, Lag bolt(Coach screw), Carriage bolt, Hex. Flange bolt, Thread Rod, Square Bolt, Hex. Bolt with nuts etc.

We are looking forward to hear from you if you are interesting in our products.
Technical Delivery Conditions
Material Steel Stainless steel Non-ferrous metal
General requirements As specified in DIN 267 part 1
Thread Tolerance 6g
Standard DIN13 Part 12 & 15
Mechanical
properties 
Property 
class
5.6
8.8
10.9
≤M20 A2-70 Subject to agreement
A4-70
>M20 A2-50
A4-50
C3,C4
Standard ISO 898 Part 1 DIN267 Part 11 DIN267 Part 18
Limit deviations
geometrical tolerance
Product
grade
A for product up to size M24 and L≤10d or 150mm
B for product exceeding size M24 or L>10d or 150mm
Standard ISO 4759 Part 1
Surface finish As processed Property
class 8.8 and above:
Blackened
Bright Bright
DIN267 Part 2 shall apply with regard to surface roughness
DIN267 Part 19 shall apply with regard to permissible surface discontinuities
DIN267 Part 9 shall apply with regard to electropiating
DIN267 Part 10 shall apply with regard to hot dip galvanizing
Acceptance inspection DIN267 Part 5 shall apply with regard to acceptance inspection

Q&A

Who is Lockey?
Full name Lockey Industrial Co., Ltd. A fastener manufacture founded in 1973. Dragon Iron Group devotes itself to the manufacture and sales of fasteners, hardware parts, forging and machine parts for Auto and other industries. 
Dragon Group has its headquarter, Dragon Iron Enterprise, in A Lien, Taiwan. 
Lockey Industrial Co., Ltd. set up in 2003 in Dongguan City to be the Foreign Sales Department of the group. Our plant was established in Jingjiang City. In that way, we can easily export our products. http://www.lockey-dg.com/eng_001.htm will show more.
 
What do Lockey produce?
As a fastener manufacture, we mainly produce including, but not only: 
1. Bolt, studs, and thread rods... 
2. Hex nut, nylon nut, flange locknut...
3. Tapping screw, drilling screw, wood screw, machine screw, socket cap screw...
4. Plain washer, spring washer, tooth washer...
5. Structural applications, ASTM A325/A490, ASTM F1852/2280, DIN6914/5/6, DIN7990...  
Meanwhile, special fasteners, hardware parts, forging and machine parts for Auto are also in our range. We make parts for Toyota, Honda.
70% of our products are exported.
 
Why Lockey?
Lockey never stop doing one thing: INNOVATE. Innovation is the permanent power for the development of Lockey. Technology innovation and concept innovation, keep Lockey going well and going further. Meanwhile, Lockey gathered a group of talents who good at management and co-operation. Go and contact with these professional man, you will get a satisfied result.    
We are glad that you choose Lockey as your supplier, but Lockey more than a supplier. We are partner. We do not only sell, we share. Share the newly info of fastener, price trend...we also share profit.
We are friend. We do not only care our sales, but also yours; and the quality in using. 
 
What do Lockey do to assure the quality?
As a over 40 years experience in fastener manufacture with ISO9001 certificate, we meet difficulties or problems, and we solve them all ways. Lockey set up a quality assurance system according to ISO9001 with the 40 years experience. Criteria were made on factors that may effect the quality. 80% of our staff are skilled, and have worked in Lockey for more than 5 years, employee have to take skill class on/off work for weeks. All of these is to guide our worker how to prevent and handle an issue.
 
Do Lockey produce non-standard item?
Yes, we do. Send your specification drawings to our sales representative, then you will get a quotation.
 
Do lockey have a published price list?
We do NOT have a published price list. In our business market conditions are always fluctuating, which makes standard pricing difficult to maintain. We allow our sales staff to be flexible when it comes to quoting on your requirements, which means that you will receive the best pricing available when you need it.
 
Do Lockey offer a discount?
Of course. we can offer you a discount base on your large quantity. But at the same time, like what we said above, we believe our sales have offered you the best price. In that way, you may have a discount, but not a big one. Go and explore for it.
 
Do Lockey provide samples?
Why not, and stored samples are totally free. What we are going to tell you is that we do NOT have budget for Express. 
 
Delivery time?
It depends on your order quantity. It is about 20-40 days for standard ones, 35-60 days for non-standard ones. Check it with sales representative, he/she will give a accurate date of shipment.   
 
Payment term?
T/T & L/C are the prefer payment term. Also Western-Union is acceptable for low value payment, like samples' Express fee.  Special Stainless steel Hex Bolt With Half Thread
1> Description: Special Stainless steel Hex Bolt With Half Thread
2> Material: Stainless Steel, Alloy Steel, Steel, Brass
3> Surface: Plain, Zinc, HDG, Passivated
4> Size: M5(3/16") upto M20(3/4"), length upto 500 

We main produce and export the Bolt include,
Roofing Bolt, Hex. Bolt, Hex. Socket cap screw, Allen Screw, Lag bolt(Coach screw), Carriage bolt, Hex. Flange bolt, Thread Rod, Square Bolt, Hex. Bolt with nuts etc.

We are looking forward to hear from you if you are interesting in our products.
Technical Delivery Conditions
Material Steel Stainless steel Non-ferrous metal
General requirements As specified in DIN 267 part 1
Thread Tolerance 6g
Standard DIN13 Part 12 & 15
Mechanical
properties 
Property 
class
5.6
8.8
10.9
≤M20 A2-70 Subject to agreement
A4-70
>M20 A2-50
A4-50
C3,C4
Standard ISO 898 Part 1 DIN267 Part 11 DIN267 Part 18
Limit deviations
geometrical tolerance
Product
grade
A for product up to size M24 and L≤10d or 150mm
B for product exceeding size M24 or L>10d or 150mm
Standard ISO 4759 Part 1
Surface finish As processed Property
class 8.8 and above:
Blackened
Bright Bright
DIN267 Part 2 shall apply with regard to surface roughness
DIN267 Part 19 shall apply with regard to permissible surface discontinuities
DIN267 Part 9 shall apply with regard to electropiating
DIN267 Part 10 shall apply with regard to hot dip galvanizing
Acceptance inspection DIN267 Part 5 shall apply with regard to acceptance inspection

Q&A

Who is Lockey?
Full name Lockey Industrial Co., Ltd. A fastener manufacture founded in 1973. Dragon Iron Group devotes itself to the manufacture and sales of fasteners, hardware parts, forging and machine parts for Auto and other industries. 
Dragon Group has its headquarter, Dragon Iron Enterprise, in A Lien, Taiwan. 
Lockey Industrial Co., Ltd. set up in 2003 in Dongguan City to be the Foreign Sales Department of the group. Our plant was established in Jingjiang City. In that way, we can easily export our products. http://www.lockey-dg.com/eng_001.htm will show more.
 
What do Lockey produce?
As a fastener manufacture, we mainly produce including, but not only: 
1. Bolt, studs, and thread rods... 
2. Hex nut, nylon nut, flange locknut...
3. Tapping screw, drilling screw, wood screw, machine screw, socket cap screw...
4. Plain washer, spring washer, tooth washer...
5. Structural applications, ASTM A325/A490, ASTM F1852/2280, DIN6914/5/6, DIN7990...  
Meanwhile, special fasteners, hardware parts, forging and machine parts for Auto are also in our range. We make parts for Toyota, Honda.
70% of our products are exported.
 
Why Lockey?
Lockey never stop doing one thing: INNOVATE. Innovation is the permanent power for the development of Lockey. Technology innovation and concept innovation, keep Lockey going well and going further. Meanwhile, Lockey gathered a group of talents who good at management and co-operation. Go and contact with these professional man, you will get a satisfied result.    
We are glad that you choose Lockey as your supplier, but Lockey more than a supplier. We are partner. We do not only sell, we share. Share the newly info of fastener, price trend...we also share profit.
We are friend. We do not only care our sales, but also yours; and the quality in using. 
 
What do Lockey do to assure the quality?
As a over 40 years experience in fastener manufacture with ISO9001 certificate, we meet difficulties or problems, and we solve them all ways. Lockey set up a quality assurance system according to ISO9001 with the 40 years experience. Criteria were made on factors that may effect the quality. 80% of our staff are skilled, and have worked in Lockey for more than 5 years, employee have to take skill class on/off work for weeks. All of these is to guide our worker how to prevent and handle an issue.
 
Do Lockey produce non-standard item?
Yes, we do. Send your specification drawings to our sales representative, then you will get a quotation.
 
Do lockey have a published price list?
We do NOT have a published price list. In our business market conditions are always fluctuating, which makes standard pricing difficult to maintain. We allow our sales staff to be flexible when it comes to quoting on your requirements, which means that you will receive the best pricing available when you need it.
 
Do Lockey offer a discount?
Of course. we can offer you a discount base on your large quantity. But at the same time, like what we said above, we believe our sales have offered you the best price. In that way, you may have a discount, but not a big one. Go and explore for it.
 
Do Lockey provide samples?
Why not, and stored samples are totally free. What we are going to tell you is that we do NOT have budget for Express. 
 
Delivery time?
It depends on your order quantity. It is about 20-40 days for standard ones, 35-60 days for non-standard ones. Check it with sales representative, he/she will give a accurate date of shipment.   
 
Payment term?
T/T & L/C are the prefer payment term. Also Western-Union is acceptable for low value payment, like samples' Express fee. 

Cross Roller Bearing is a special type bearing. Because of the inner ring or outer ring were separated, after loading the roller and the cage, it is fixed with the cross roller shaft ring to prevent the separation, so the operation is simple when installing the cross roller shaft ring. Since the rollers are intersected, only one set of cross roller bearings can withstand the load in each direction, which is three to four times more rigid than the traditional model. At the same time, because the inner ring or outer ring of the cross Roller Bearing is a two-part structure, the bearing clearance can be adjusted, and even if it is preloaded, it can obtain a high-precision rotary motion. Moreover, because of its special structure, it is commonly used in industrial robots as joint bearings.

cross roller 1

The classification and model series of cross roller bearings are below:

RB type (outer ring segment)

RB series models for cross roller bearing, basic, inner and outer ring size is minimal to miniaturization, its structure is the outer ring is divided, the inner ring design is an organic whole, the inner ring spinning of high precision parts suitable for requirements.

RE type (inner ring segment)

The RE series is a new type of XRB design concept, which is the same size as the XRB type.The structure of the inner ring is the split type and the outer ring is one design, which is suitable for the parts with high rotating precision of outer ring.

RU type (inner and outer circle)

The RU series model is not required to be fixed flange and support base due to the processing of mounting holes.In addition, due to the adoption of the integrated inner and outer ring structure of the belt, the installation has little effect on the performance, thus achieving stable rotation precision and torque.Can be used for outer ring and inner ring rotation.

RBC type (outer ring segment)

The RBC series model (corresponding to the CRBC series of IKO company) is composed of the outer ring is the split type, the inner ring is one design, and the belt is fully loaded with roller bearings.Suitable for high rotation accuracy of inner ring.

CRBH type (inner and outer ring)

CRBH series model, outer ring and outer ring are integral structure, used for outer ring and inner ring rotation.

RA type (outer circle segmentation, ultrathin type)

The RA series model is the compact type that reduces the thickness of RB and outer ring to the limit.Suitable for areas with light weight and compact design, such as rotating parts of robot and manipulator.

SX type (outer ring segment)

The structure of SX series is similar to that of RB series. The outer ring is a two-part structure, which is designed with three spring card rings and the inner ring, which is suitable for the place where the inner ring has high rotation precision.

XRU08 type (inside and outside)

XSU08 series is similar to the RU series, and the inner and outer rings have been machined with holes, so no fixed flange and support seats are required.Due to the adoption of the integrated inner and outer ring structure, the installation has little effect on the performance, thus achieving stable rotation precision and torque.Can be used for outer ring and inner ring rotation.


We believe that we can supply the best service and price for your, hope to make a long-term cooperation with you. If you have any question please do not hesitate contact with us. We keep warmly welcome you visit us in any time.


Cross Roller Bearing

Cross Roller Bearing,Excavator Parts Cross Roller Bearings,High Precision Cross Roller Bearing,Thin Section Cross Roller Slewing Bearing

LUOYANG AUTO BEARING CO.,LTD , https://www.ballbearing.nl

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