Basic Info.
Head Style
Headless Hexagonal
Standard
DIN, ANSI, GB, JIS, BSW, GOST
Grade
as The Customer Required
Application
Machinery, Chemical Industry, Environmental, Building
Hardening
as The Customer Required
Sample
Sample Free, Freight Is on Your Own Account
Trademark
as the customer required
Specification
as the customer required
Product Description
Product Description:A ground threaded rod (or precision ground shaft) is a machined fastener with tight-tolerance threads produced through centerless grinding, offering superior dimensional accuracy and surface finish compared to standard rolled-thread rods.pabilities.
| Thread Size(d) | M5 | M6 | M8 | M10 | M12 | M16 | M20 |
| P | Thread Pitch | 0.8 | 1 | 1.25 | 1.5 | 1.75 | 2 | 2.5 |
| ds | Nominal | 6.5 | 8 | 10 | 13 | 16 | 20 | 25 |
| Max. | 6.487 | 7.987 | 9.987 | 12.984 | 15.984 | 19.980 | 24.980 |
| Min. | 6.451 | 7.951 | 9.951 | 12.941 | 15.941 | 19.928 | 24.928 |
| b | Max. | 9.75 | 11.25 | 13.25 | 16.40 | 18.40 | 22.40 | 27.40 |
| Min. | 9.25 | 10.75 | 12.75 | 15.60 | 17.60 | 21.60 | 26.60 |
| dk | Flat-end | Max. | 10 | 13 | 16 | 18 | 24 | 30 | 36 |
| Knurled Head | Max. | 10.22 | 13.27 | 16.27 | 18.27 | 24.33 | 30.33 | 36.39 |
| Min. | 9.78 | 12.73 | 15.73 | 17.73 | 23.67 | 29.67 | 35.61 |
| ds1 | Max. | 3.86 | 4.58 | 6.25 | 7.91 | 9.57 | 13.33 | 16.57 |
| Min. | 3.68 | 4.40 | 6.03 | 7.69 | 9.35 | 12.96 | 16.30 |
| e | Min. | 3.44 | 4.58 | 5.72 | 6.86 | 9.15 | 11.43 | 13.72 |
| k | Max. | 4.5 | 5.5 | 7 | 9 | 11 | 14 | 16 |
| Min. | 4.32 | 5.32 | 6.78 | 8.78 | 10.73 | 13.73 | 15.73 |
| g1 | Max. | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 3 |
| g2 | Max. | 2 | 2.5 | 3.1 | 3.7 | 4.4 | 5 | 6.3 |
| r | Min. | 0.25 | 0.4 | 0.6 | 0.6 | 0.6 | 0.8 | 0.8 |
| s | Nominal | 3 | 4 | 5 | 6 | 8 | 10 | 12 |
| Max. | 3.08 | 4.095 | 5.095 | 6.095 | 8.115 | 10.115 | 12.142 |
| Min. | 3.02 | 4.02 | 5.02 | 6.02 | 8.025 | 10.025 | 12.032 |
| t | Min. | 2.4 | 3.3 | 4.2 | 4.9 | 6.6 | 8.8 | 10 |
We produce all types of standard or non-standard thread screws according to customer's request.Detailed as following table:| Specification Table of Thread Screw |
| Standard | Size | Pitch of thread (mm) | d(mm) | Wire Diameter ±0.02mm |
| Max | Min |
| Chinese National Standard Coarse Thread 60° | M5 | 0.80 | 4.98 | 4.83 | 4.30 |
| M6 | 1.00 | 5.97 | 5.82 | 5.18 |
| M7 | 1.00 | 6.97 | 6.82 | 6.18 |
| M8 | 1.25 | 7.96 | 7.79 | 7.02 |
| M9 | 1.25 | 8.96 | 8.79 | 8.01 |
| M10 | 1.50 | 9.96 | 9.77 | 8.84 |
| M11 | 1.50 | 10.97 | 10.73 | 9.84 |
| M12 | 1.75 | 11.95 | 11.76 | 10.7 |
| M14 | 2.00 | 13.95 | 13.74 | 12.5 |
| M16 | 2.00 | 15.95 | 15.74 | 14.5 |
| M18 | 2.50 | 17.95 | 17.71 | 16.20 |
| M20 | 2.50 | 19.95 | 19.71 | 18.2 |
| Chinese National Standard Fine Thread 60° | M5 | 0.50 | 4.97 | 4.86 | 4.57 |
| M6 | 0.75 | 5.97 | 5.85 | 5.41 |
| M7 | 0.75 | 6.97 | 6.85 | 6.41 |
| M8 | 1.00 | 7.97 | 7.83 | 7.24 |
| M9 | 1.00 | 8.97 | 8.83 | 8.24 |
| M10 | 1.00 | 9.97 | 9.82 | 9.23 |
| M10 | 1.25 | 9.96 | 9.81 | 9.07 |
| M12 | 1.25 | 11.97 | 11.76 | 11.07 |
| M12 | 1.50 | 11.96 | 11.79 | 10.89 |
| M14 | 1.50 | 13.96 | 13.79 | 12.89 |
| M16 | 1.50 | 15.96 | 15.79 | 14.89 |
| M18 | 1.50 | 17.95 | 17.73 | 16.86 |
| M20 | 1.50 | 19.95 | 19.65 | 18.85 |
| Specification Table of Thread Screw |
| Standard | Size | Thread per inch | d(mm) | Wire Diameter ±0.02mm |
| Max | Min |
| British Standard Whitworth Thread (Coarse) 55° | 1/8 | 40 | 3.145 | 3.03 | 2.70 |
| 5/32 | 32 | 3.945 | 3.795 | 3.38 |
| 3/16 | 24 | 4.732 | 4.592 | 4.00 |
| 1/4 | 20 | 6.32 | 6.165 | 5.45 |
| 5/16 | 18 | 7.905 | 7.737 | 6.94 |
| 3/8 | 16 | 9.49 | 9.312 | 8.4 |
| 7/16 | 14 | 11.2 | 10.88 | 9.84 |
| 1/2 | 12 | 12.66 | 12.46 | 11.22 |
| 9/16 | 12 | 14.25 | 14.04 | 12.81 |
| 5/8 | 11 | 15.83 | 15.61 | 14.27 |
| Unified Coarse Pitch Thread ( American Standard) 60° | 4# | 40 | 2.824 | 2.695 | 2.37 |
| 5# | 40 | 3.154 | 3.026 | 2.69 |
| 6# | 32 | 3.484 | 3.333 | 2.91 |
| 8# | 32 | 4.142 | 3.991 | 3.57 |
| 10# | 24 | 4.80 | 4.618 | 4.05 |
| 12# | 24 | 5.461 | 5.279 | 4.7 |
| 1/4 | 20 | 6.322 | 6.117 | 5.45 |
| 5/16 | 18 | 7.907 | 7.687 | 6.93 |
| 3/8 | 16 | 9.491 | 9.254 | 8.40 |
| 7/16 | 14 | 11.08 | 10.82 | 9.83 |
| 1/2 | 13 | 12.66 | 12.39 | 11.32 |
| 9/16 | 12 | 14.25 | 13.96 | 12.8 |
| 5/8 | 11 | 15.83 | 15.53 | 14.26 |
| Unified Fine Pitch Thread ( American Standard) 60° | 4# | 48 | 2.877 | 2.713 | 2.44 |
| 5# | 44 | 3.157 | 3.036 | 2.73 |
| 6# | 40 | 3.484 | 3.356 | 3.02 |
| 8# | 36 | 4.145 | 4.006 | 3.63 |
| 10# | 32 | 4.803 | 4.651 | 4.23 |
| 12# | 28 | 5.461 | 5.296 | 4.81 |
| 1/4 | 28 | 6.324 | 6.16 | 5.68 |
| 5/16 | 24 | 7.909 | 7.727 | 7.16 |
| 3/8 | 24 | 9.497 | 9.315 | 8.74 |
| 7/16 | 20 | 11.08 | 10.87 | 10.18 |
| 1/2 | 20 | 12.67 | 12.46 | 11.76 |
| 9/16 | 18 | 14.25 | 14.03 | 13.25 |
| 5/8 | 18 | 15.83 | 15.62 | 14.83 |
Certifications
| Advanced Planning | Process Control | Quality Issue Feedback |
·Multi-functional project team
·Build up standard tree,do the analysis and training
·DFMEA
·4 stage project review, quality gate
·PFMEA
·Visualized WI | ·First and final piece100% inspection.
·Combine self-inspect and patrol inspect.
·Regular inspection on fixture and gauges.
·Upper andlower process error prevention control
·5M1E management | ·Quick feedback, arrive sitewithin 10 minutes
·Define interim and containment action within 4hours
·Daily quick response meeting
·8D
·6 Sigma
·Actions follow-upvalidation
·Share to similarproducts
·Record into failure mode database |
Q1: Are you a manufacturer?Yes, we have been in manufacturing and providing excellent linear motion partsfor customers more than 20years.
Q2: How long could you prepare samples?
Ans:Normally 1days if we have the sample onhand.lf customized one. about a week around.Q3: How about batch order production?Ans: Normally 30days or so for one containerQ4: Do you inspect the finished products?Ans:Yes, we will do inspection according to lsO standard and ruled by our QCstaff.Q5: How do you ship the goods?Ans: By sea, by air by truck or by courier(UPSDHLFedexTNT etc.)Q6: What advantage do you have?Ans:1.We have professional engineers,customers can expect the best possibleadvice and support.2.Related responsible team to answer all your questions and follow-upprocess for you and do update in time.
3.Strict and standard process control according to Quality ManagementSystem.4.Documents support on products, we have strong technical data sheet tosupport our products, which could make you easier to know our products.
Address:
No.25 Ruiqin East Road, Tangxia Town, Ruian City, Wenzhou, Zhejiang, China
Business Type:
Manufacturer/Factory
Business Range:
Auto, Motorcycle Parts & Accessories, Industrial Equipment & Components, Manufacturing & Processing Machinery
Management System Certification:
ISO 9001
Company Introduction:
Ruian Ruiren Fastener Co., Ltd. is situated in Tangxia Town, Wenzhou, China, which is known as the capital of automobile and motorcycle parts. Specialized in the production of: Bolts, screws, worms, lead screw, motorcycle bolt accessories, automobile bolt accessories, elevator accessories, anchor bolts, high-speed railway base accessories, construction accessories, high-strength bolts, nuts, workpieces, and various specially shaped parts.
With the deepening of market operations and the continuous advancement of processing and production technologies, our company's technical processes and equipment undergo transformation on a daily basis. The production scale has gradually expanded, and it has formed an enterprise integrating the development, production, manufacturing, maintenance, and processing of various fastener products. Customization of various difficult and special parts is available.
Our objective is "Survival depends on quality, development relies on reputation, service and efficiency, quality as the foundation, and customers first". We organize production in strict accordance with national standards and user requirements.
Our company, equipped with advanced and perfect facilities and featuring excellent product quality, has its products selling well across the country, earning the trust and praise of users.