High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt
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Product Highlights
- Wide Material Selection: Available in Carbon Steel, Stainless Steel, Brass, and more.
- Comprehensive Standards: Complies with DIN, ISO, ANSI, GB, JIS, and other international standards.
- Customizable Sizes: Standard sizes M4-M100 available with non-standard options upon request.
- Diverse Surface Finishes: Options include Plain, Black, Zinc, Yellow Zinc, HDG, and Dacromet.
- OEM/ODM Services: Full customization for samples, drawings, packaging, and labeling.
- Sample Availability: Free or low-cost samples provided for quality and dimension confirmation.
- Strict Quality Control: Every batch tested for torque, hardness, thread precision, and corrosion.
- Fast Delivery: Lead time within 15 workdays off-peak and one month during peak season.
Product Attributes
- Customization
- Available
- Material
- Stainless Steel
- Type
- Hexagon Head
- Model NO.
- DIN931
- Connection
- Common Bolt
- Head Style
- Hexagonal
- Standard
- DIN, GB, JIS, ISO
- Grade
- A2-70, A4-80
- Application
- Machinery, Chemical Industry, Environmental, Building
- Finish
- Polishing
- Quality
- Tested 100%
- Delivery
- 20-30 Days
- Surface
- Plain, Zinc Plated (Blue, White, Black, Yellow)
- Package
- Standard Package or Customer's Packing
- Box
- Customer's Brand Box/Plain Box
- MOQ
- Can Be Negotiated
- Shipment
- by Sea / Truck / Plane / Express
- Exterior Finish
- Passivation
- Sample
- Available
- Customized
- Available
- Service
- One--Stop Service
- Online Sales
- 24 Hours Online
- OEM
- Available
- Head
- Hexagonal
- Transport Package
- Small Box(Glue Box, Color Box Bulk Packaging,
- Specification
- M4--M160
- Trademark
- Mianxuan, Customized Available
- Origin
- Zhejiang Ningbo
- HS Code
- 73181510
- Production Capacity
- 1000 Tons Per Month
- Package Size
- 5.00cm * 5.00cm * 5.00cm
- Package Gross Weight
- 0.500kg
- Lead Time
-
20 days (1 - 5000 Pieces)
30 days (5001 - 10000 Pieces)
60 days (10001 - 100000 Pieces)
To be negotiated ( > 100000 Pieces)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt
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High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt -
High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt -
High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt -
High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt -
High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt -
High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt -
High Quality DIN 931 Stainless Steel Half Thread Hexagon Head Bolt
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Product Description
China Manufacturer Hex Bolt DIN 931 Stainless Steel Half Thread Hexagon Head Bolt
| Stainless Steel Hex Head Bolt | |
| Material: | Carbon Steel, Stainless Steel, Brass etc. |
| Standards: | GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS, ETC |
| Size: | M4-M100 or non-standard asa request & design |
| Finish: | Plain, Black, Zinc, Yellow Zinc, HDG, Dacromet, etc. |
| Screw Thread d |
M42 | (M45) | M48 | (M52) | M56 | (M60) | M64 | (M68) | M72 | |
| P | Pitch | 4.5 | 4.5 | 5 | 5 | 5.5 | 5.5 | 6 | 6 | 6 |
| b | L≤125 | 90 | 96 | 102 | - | - | - | - | - | - |
| 125 | 96 | 102 | 108 | 116 | 124 | 132 | 140 | 148 | 156 | |
| L>200 | 109 | 115 | 121 | 129 | 137 | 145 | 153 | 161 | 169 | |
| c | min | 0.3 | 0.3 | 0.3 | 0.3 | - | - | - | - | - |
| max | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | |
| da | max | 45.6 | 48.6 | 52.6 | 56.6 | 63 | 67 | 71 | 75 | 79 |
| ds | max=nominal size | 42 | 45 | 48 | 52 | 56 | 60 | 64 | 68 | 72 |
| min | 41.61 | 44.38 | 47.38 | 51.26 | 55.26 | 59.26 | 63.26 | 67.26 | 71.26 | |
| dw | min | 60.6 | 64.7 | 69.4 | 74.2 | 78.7 | 83.4 | 88.2 | 92.9 | 97.7 |
| e | min | 71.3 | 76.95 | 82.6 | 88.25 | 93.56 | 99.21 | 104.86 | 110.51 | 116.16 |
| k | Nominal Size | 26 | 28 | 30 | 33 | 35 | 38 | 40 | 43 | 45 |
| max | 26.42 | 28.42 | 30.42 | 33.5 | 35.5 | 38.5 | 40.5 | 43.5 | 45.5 | |
| min | 25.58 | 27.58 | 29.58 | 32.5 | 34.5 | 37.5 | 39.5 | 42.5 | 44.5 | |
| k1 | min | 17.9 | 19.3 | 20.9 | 22.8 | 24.2 | 26.2 | 27.6 | 29.8 | 31.2 |
| r | min | 1.2 | 1.2 | 1.6 | 1.6 | 2 | 2 | 2 | 2 | 2 |
| s | max=nominal size | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 |
| min | 63.1 | 68.1 | 73.1 | 78.1 | 82.8 | 87.8 | 92.8 | 97.8 | 102.8 | |
Need more size, don't hesitate to get in touch with us
Bolt: DIN933, DIN931, DIN912, DIN603, DIN7985, DIN7991, DIN6921, ASME/ANSI B 18.2.1, ASME/ANSI B18.2.3.1 M, GB, BSW, ISO Hex bolt, carriage bolt, heavy hex bolt, flange head bolt, anchor bolt, etc
Nut: DIN934, DIN6923, DIN985, ISO4032 hex heavy hex nut, 2H nut, A563 / A563M cap nut, nylon nut, etc
Rod: threaded rod DIN975,DIN976, threaded bar DIN975 stud bolt, B7 stud bolt ect
Screw: hex screw, DIN912; self-drilling screw, DIN7504; self-tapping screw, DIN7981/7982; drywall screw, pan head screw, button head screw, machine screw, chipboard screw, furniture screw, wood screw, etc
Washer: flat washer DIN125, spring washer DIN127, lock washer, square washer, spring lock washer, plain washer, etc
Nut: DIN934, DIN6923, DIN985, ISO4032 hex heavy hex nut, 2H nut, A563 / A563M cap nut, nylon nut, etc
Rod: threaded rod DIN975,DIN976, threaded bar DIN975 stud bolt, B7 stud bolt ect
Screw: hex screw, DIN912; self-drilling screw, DIN7504; self-tapping screw, DIN7981/7982; drywall screw, pan head screw, button head screw, machine screw, chipboard screw, furniture screw, wood screw, etc
Washer: flat washer DIN125, spring washer DIN127, lock washer, square washer, spring lock washer, plain washer, etc
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| Q1: What thread standards do you follow? |
| A1: Our screws comply with DIN, ISO, ANSI, and JIS standards, and can also be customized according to customer drawings. |
| Q2: What stainless steel grades do you supply for bolts? |
| A2: We supply multiple grades including A2-70, A2-80, A4-70, A4-80, 304, 316, and 410SS, suitable for different mechanical strength and corrosion-resistance requirements. |
| Q3: Do you provide samples before mass production? |
| A3: Yes, we offer free or low-cost samples for quality and dimension confirmation prior to order. |
| Q4: How do you control product quality? |
| A4: Every batch is tested for torque, hardness, thread precision, and salt spray corrosion resistance, following ISO 9001 quality system standards. |
| Q5: Do you offer OEM or customized production? |
| A5: Yes. We can produce screws according to samples, technical drawings, or specific drive/head combinations, and offer custom packaging and labeling. |
| Q6: What is the difference between A2 and A4 stainless steel bolts? |
| A6: A2 (304) is ideal for standard outdoor and industrial use, while A4 (316) contains molybdenum, offering higher corrosion resistance for marine, chemical, and salt-spray environments. |
| Q7: Will stainless steel bolts rust over time? |
| A7: Under severe chemical or chloride exposure, A2 may develop slight surface corrosion. A4/316 performs better in harsh environments. We also offer passivation treatment for enhanced protection. |
About the Supplier
This supplier has been audited by CTI. Verify the report on the official CTI website with ID "QIP-ASR263332". Items marked "
" are certified.
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Company Profile
Ningbo Mianxuan Imp. & Exp. Co., Ltd. Is an industrial and trade enterprise integrating the development, design, production and sales of Vehicles Parts and Accessories, CNC Machining, Metal Stamping, Fasteners, Plastic and Rubber Parts etc.
Providing customers with one-stop supply chain services is our main business. Keep customers satisfied is our enterprise purpose. Radiation Europe, the United States, Australia, UK and other countries and regions, with good customer resources and channels. We use products and services to connect customers and needs and empower brands. We are driven by the market and customer needs to build and seize incremental markets and win the future with customers.
With quality control system of ISO/TS 16949: 2009, the company has equipped with a full range of advanced testing equipment and also own several experienced engineers and quality controllers, which can ensure that the product quality is effectively controlled in the whole production process. Effective inspection report with corresponding material certificate will be provided for each shipment.
About Our Factory & Business Background
- Address
- 2806 Hebang Building A Ningbo, Zhejiang, China
- Terms of Payment
- LC, T/T, Western Union
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays - Nearest Port
- Ningbo, Zhapu, Shanghai
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2014-07-01
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What thread standards do you follow?
- Our screws comply with DIN, ISO, ANSI, and JIS standards, and can also be customized according to customer drawings.
- What stainless steel grades do you supply for bolts?
- We supply multiple grades including A2-70, A2-80, A4-70, A4-80, 304, 316, and 410SS, suitable for different mechanical strength and corrosion-resistance requirements.
- Do you provide samples before mass production?
- Yes, we offer free or low-cost samples for quality and dimension confirmation prior to order.
- How do you control product quality?
- Every batch is tested for torque, hardness, thread precision, and salt spray corrosion resistance, following ISO 9001 quality system standards.
- Do you offer OEM or customized production?
- Yes. We can produce screws according to samples, technical drawings, or specific drive/head combinations, and offer custom packaging and labeling.
- What is the difference between A2 and A4 stainless steel bolts?
- A2 (304) is ideal for standard outdoor and industrial use, while A4 (316) contains molybdenum, offering higher corrosion resistance for marine, chemical, and salt-spray environments.
- Will stainless steel bolts rust over time?
- Under severe chemical or chloride exposure, A2 may develop slight surface corrosion. A4/316 performs better in harsh environments. We also offer passivation treatment for enhanced protection.
Send your message to this supplier
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