304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut
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Product Highlights
- Wide Material Range: Available in 201, 304, 316, 410, 420 and other stainless steel grades.
- Customizable Dimensions: Diameter from 3mm to 400mm, length 2-6 meters, or fully customized.
- Multiple Surface Finishes: Options include Hot Rolled, Polished, Cold Drawn, Black Pickled, and Grinding.
- OEM and ODM Services: Full customization, minor customization, and flexible options from samples or designs.
- Strict Quality Control: 100% inspection including visual and function checks with 21 QA/QC inspectors.
- ISO9001 Certified: Manufacturing process certified under ISO9001:2015 management system.
- Versatile Applications: Suitable for pumps, valves, fasteners, medical parts, and structural components.
- Global Export Experience: 18 years of export history serving North America, Europe, and Southeast Asia.
Product Attributes
- Customization
- Available
- Type
- Stainless Steel Bar
- Standard
- AISI, ASTM, GB, JIS
- Model NO.
- Stainless Steel Round Rod
- Technique
- Hot Rolled
- Application
- Structural Steel Bar
- Surface Treatment
- Polished
- Alloy
- Non-alloy
- Special Use
- Mold Steel, Free Cutting Steel
- Dimensional Tolerance
- H8,H9,H10,H11,H12,H13,K9,K10,K11,K12
- Size in MM
- Dia 3mm to 400mm
- Size in inch
- Dia 1/8" to 15"
- Transport Package
- According to Customer Request
- Specification
- Customization
- Trademark
- Ningbo Ningshing
- Origin
- China
- Production Capacity
- 10000 Tons/Year
Product Images of 304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut
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304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut -
304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut -
304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut -
304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut -
304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut
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Product Description
304 316 321 410 420 Pipe Fitting Spare Motorcycle Auto Parts Stainless Steel Round Rod for Building Material Screw Bolt and Nut
Application:
Machined componponents,pump shafts,valves,fasteners,machine tools,dairy equipments,surgical&medical parts,threaded bars,studs,bolts,hinges and handles etc.
Finish Condition:
| Hot Rolled Black | Pickled | Cold Drawn Polished Bright |
Grinding | Chamfering |
| Forged Black | Peeled/Turned Polished Bright |
Shot Blasting |
Material Grade:
201,202,301,302,303,304,304L,309,310S,316,316L,316Ti,321,410,420,416,430,431,2205,630 etc.
Dimensions:
| Size in MM---Dia:3mm to 400MM | Size in inch---Dia:1/8" to 15" |
Size Tolerance:
H8,H9,H10,H12,H13,K9,K10,K11,K12
Length:
2 meter to 6 meter(20ft),or customized
Permitted Straightness Variation:
Hot worked round bars---3mm in any 1.5m,but may not exceed 3mmx(Length-m/1.50)
Cold-processed round bars---1.5mm in any 1.5m,but may not exceed 1.5mmx(Length-m/1.5)
Stainless Steel Round Bar Size Tolerance(ASTM A484/484M):
| Nominal dimension | Tolerance Class | ||||||
| h6 | h7 | h8 | h9 | h10 | h11 | h12 | |
| over 1 up to 3 | 0.006 | 0.010 | 0.014 | 0.025 | 0.040 | 0.060 | 0.100 |
| over 3 up to 6 | 0.008 | 0.012 | 0.018 | 0.030 | 0.048 | 0.075 | 0.120 |
| over 6 up to 10 | 0.009 | 0.015 | 0.022 | 0.036 | 0.058 | 0.090 | 0.150 |
| over 10 up to 18 | 0.011 | 0.018 | 0.027 | 0.043 | 0.070 | 0.110 | 0.180 |
| over 18 up to 30 | 0.013 | 0.021 | 0.033 | 0.052 | 0.084 | 0.130 | 0.210 |
| over 30 up to 50 | 0.016 | 0.025 | 0.039 | 0.062 | 0.100 | 0.160 | 0.250 |
| over 50 up to 80 | 0.019 | 0.030 | 0.046 | 0.074 | 0.120 | 0.190 | 0.300 |
| over 80 up to 120 | 0.022 | 0.035 | 0.054 | 0.087 | 0.140 | 0.220 | 0.350 |
| over 120 up to 180 | 0.025 | 0.040 | 0.063 | 0.100 | 0.160 | 0.250 | 0.400 |
| over 180 up to 200 | 0.029 | 0.046 | 0.072 | 0.115 | 0.185 | 0.290 | 0.460 |
View more products, you can click product key words.
| Main Products | ||
| Steel Flat | Steel Plate | Die Steel |
| Plastic Mold Steel | Alloy Steel | Pre-machined Flat |
| Die Casting Die | Mold Base | Aluminum Die |
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASR2531730". Items marked "
" are certified.
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Company Profile
With over 30 years of development, Ningshing Precision Machinery Co., Ltd. Upholds the philosophy of "Co-create, Win-win, Sharing" and focuses on delivering reliable materials, integrated manufacturing solutions and advanced equipment to global industrial partners. We operate across four core sectors:
▪ Special Steel Production & Distribution
▪ Integrated Die & Mould Service
▪ Precision Manufacturing Solutions
▪ Circular Sawing & Milling Machines
Leveraging a full industrial chain, from premium tool steel, precision machining and vacuum heat treatment to intelligent machine tool R&D and technical support, we provide end-to-end solutions that enhance efficiency, accuracy and long-term performance.
Today, Ningshing is committed to continuous innovation, high-quality manufacturing and customer-driven value creation. We serve global industries including tooling, mold making, machining, machinery and high-precision metal processing, helping customers achieve higher productivity, better efficiency and stronger competitiveness.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 25 Hongxiang Rd a Area Industry, Hongtang Jiangbei, 315033, Ningbo, Zhejiang, China
-
Plant Area
- 26599 square meters
-
Number of Employees
- 582
-
Registered Capital
- 60,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union
-
International Commercial Terms(Incoterms)
- CIF, FOB, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Ningbo Port
-
Minimum Order Quantity
- USD 1000
-
Supply Chain Partners
- 12
Our Production Capability & Technical Expertise
-
Main Products
- Tool Steel, Alloy Steel, Mold Base, CNC Circular Sawing Machine, Mechanical Parts
-
Production Lines
- 8
-
Production Machines
- Cutting Facility, CNC Machining Center, Grinding Facility, Heat Treatment Facility, Saw Milling Facility
-
QA/QC inspectors
- 21 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 15 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2003-06-25
-
Export Year
- 18 Years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea)
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 27
-
Overseas Agent/Branch
- Yes
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- Yes
FAQ
- What stainless steel grades are available?
- We supply 201, 202, 301, 302, 303, 304, 304L, 309, 310S, 316, 316L, 316Ti, 321, 410, 420, 416, 430, 431, 2205, 630, and more.
- What are the size and tolerance options?
- Diameter ranges from 3mm to 400mm (1/8" to 15") and length from 2 to 6 meters. Tolerances follow ASTM A484/484M classes h6 to h12.
- Do you offer customization services?
- Yes, we provide full, minor, and flexible customization from samples or designs, including OEM and ODM services.
- What is the minimum order quantity?
- The minimum order quantity is USD 1000.
- What are the payment terms?
- We accept LC, T/T, D/P, PayPal, and Western Union.
- What is the lead time for production?
- The average lead time is one month for both peak and off-peak seasons.
- What surface treatments are available?
- We offer Hot Rolled, Black Pickled, Cold Drawn, Polished, Bright Grinding, Chamfering, Forged, Black Peeled/Turned, and Shot Blasting.
- Where is your factory located?
- Our plant is located in Ningbo, Zhejiang, China, with a 26,599 square meter area and 8 production lines.
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