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Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners Featured Image
  • Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners
  • Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners
  • Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners

Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners

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Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners Detail:

Specification

Product name Carriage bolt
Size M6-M52, 1/4”-2”
Grade 4.8 6.8 8.8 10.9 12.9
Material Carbon steel Q235 35k,20MNTiB
Standard DIN, ISO, GB, BS, ASTM
Thread Coarse thread, Fine thread , Half thread, Full thread
Surface Plain, Black, zinc plated, HDG, Dacromet
Service OEM/ODM/ Customized
Quality control Raw material test, during production test, before packing test
Certificate ISO9001, SGS
Sample Sample available
Packing 25kg bag/carton+pallet

Standard

Carriage bolt

d

 M5 M6 M8 M10 M12 M16 M20
P pitch 0.8 1 1.25 1.5 1.75 2 2.5

b

 L≤125 16 18 22 26 30 38 46
125＜L≤200 22 24 28 32 36 44 52
L＞200 / / 41 45 49 57 65
dk max 13.55 16.55 20.65 24.65 30.65 38.8 46.8
min 12.45 15.45 19.35 23.35 29.35 37.2 45.2
ds max 5 6 8 10 12 16 20
min 4.52 5.52 7.42 9.42 11.3 15.3 19.16
K1 max 4.1 4.6 5.6 6.6 8.75 12.9 15.9
min 2.9 3.4 4.4 5.4 7.25 11.1 14.1
k max 3.3 3.88 4.88 5.38 6.95 8.95 11.05
min 2.7 3.12 4.12 4.62 6.05 8.05 9.95
r1 ≈ 10.7 12.6 16 19.2 24.1 29.3 33.9
r2 max 0.5 0.5 0.5 0.5 1 1 1
r3 max 0.75 0.9 1.2 1.5 1.8 2.4 3
S max 5.52 6.48 8.58 10.58 12.7 16.7 20.84
min 5.48 5.52 7.42 9.42 11.3 15.3 19.16

Product details

Carriage bolt

Surface

Carriage bolt

Application

Carriage bolt

Why choose us ?

1. Quality Certification: ROHS, ISO9001,IATF16949
2. Professional testing: 100% of full line testing system, in lines with ISO standard.
3. Salt spray time: 2 hours, 24 hours, 48 hours, 96 hours, 1000 hours we can do as per need. And can offer with salt spray checking report.
4. Inspection equipment: Sclerometer, Hardness tester, Caliper, Torsion meter, Salt atmosphere testing machine, Projector,Die gage, Image screening instrument etc.
5. Highly competitive prices.
6. we can manufacture according to client design.

Product detail pictures:

Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners detail pictures

Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners detail pictures

Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners detail pictures

Related Product Guide:
We emphasize progress and introduce new solutions into the market each year for Factory Free sample 3 Inch Wood Screws - DIN603 carriage bolt round head square neck – Tianbang Fasteners , The product will supply to all over the world, such as: Angola, Greenland, South Africa, All the employees in factory, store, and office are struggling for one common goal to provide better quality and service. Real business is to get win-win situation. We would like to provide more support for customers. Welcome all nice buyers to communicate details of our products with us!

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    The company keeps to the operation concept "scientific management, high quality and efficiency primacy, customer supreme", we have always maintained business cooperation. Work with you,we feel easy!
    5 Stars By Meredith from Iran - 2018.06.19 10:42
    We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.
    5 Stars By Beulah from Greenland - 2017.01.28 19:59
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