- Model NO.: DIN603
- Type: Mushroom Head
- Head Style: Round
- Grade: A2; A4
- Finish: Passivation
- Screw Name: Stainless Steel 316 Square Neck Carriage Bolts
- Export Markets: Global
- Used: Machinery, Chemical Industry, Environmental
- Screw Groove: Triangle, Cross, Flower, Flower Word, Special Shaft
- Trademark: Hande
- Specification: SGS; ROHS
- HS Code: 73181600
- Material: Stainless Steel
- Connection: Common Bolt
- Standard: DIN, ANSI, GB, JIS, Per Customers Desire
- Application: Machinery
- Size: M6~M30
- Certification: ISO9001
- Available Material: High Strength Steel, Stainless Steel
- Screw Type: Hexagon Head, Round Head, Countersunk Head
- Screw Head Style: Round, Hexagonal, Counter Sunk Bolt, Square
- Transport Package: 25*16*25cm Carton Box, Then Polywood Box Packed
- Origin: Jiangsu
DIN603 Stainless Steel Mushroom Head Square Neck Bolts – Carriage Bolt
Standard | DIN603, B.S, IFI C-40, AS1390 |
Material | SS304, SS316 |
Diameter | M6~M30, 1/4"~1" |
Head Shapes | Mushroom Head |
Screw Thread | Coarse Thread |
Screw Tip | Flat Point |
Finish | Plain, Black Zinc, Electrophoretic, etc. |
Features | Excellent Corrosion Resistance |
Grade | A2, A4 |
Certification | ISO9001:2008, SGS, RoHS, Bureau Veritas |
OEM service is available |
Chemical Components:
Material | C | Si | Mn | P | S | Ni | Cr | Mo | Other |
201 | 0.15 | 1 | 5.5-7.5 | 0.06 | 0.03 | 3.5-5.5 | 16-18 |  | N≤0.25 |
304 | 0.08 | 1 | 2 | 0.045 | 0.03 | 8.0-10.0 | 18-20 | Â | Â |
304L | 0.03 | 1 | 2 | 0.045 | 0.03 | 8.0-12.0 | 18-20 | Â | Â |
321 | 0.08 | 1 | 2 | 0.045 | 0.03 | 8.0-13.0 | 17-19 |  | Ti≤5*C% |
316 | 0.08 | 1 | 2 | 0.045 | 0.03 | 10.0-14.0 | 16-18 | 2-3 | Â |
316L | 0.03 | 1 | 2 | 0.045 | 0.03 | 10.0-15.0 | 16-18 | 2-3 | Â |
309S | 0.08 | 1 | 2 | 0.045 | 0.03 | 12.0-15.0 | 22-24 | Â | Â |
410 | 0.15 | Â | 1 | Â | 0.03 | - | 11.5-13.5 | Â | Â |
420 | 0.26-0.4 | Â | 1 | Â | 0.03 | - | 12-14 | Â | Â |
430 | 0.12 | 0.75 | 1 | 0.04 | 0.03 | - | 16-18 | Â | Â |

About Our Products:
Main Products | Bolts, Screws, Nuts, Washers, Pins, Rivet, Sleeve, Shaft, CNC Precision Parts |
Size Range | Diameter: M2---M64 | Length: 5mm---400mm (Customized is acceptable) | Diameter: 6#---2inch, Length: 1/2inch---30inch (Customized is acceptable) |
Standard | ANSI, UNI, DIN, BS, JIS, AS, GB, ISO, EN |
Material | Normal Stainless Steel; Super Alloy Stainless Steel |
Grade | A2-50; A2-60; A2-70; A4-60; A4-70; A4-80; Gr 8, Gr8M; SS201, SS202, SS301, SS303, SS304, SS304L, SS316, SS316L, SS317L, SS321; SS410, SS420, SS347; SS347H; SS310S\2520; and super alloy: 1.4529, 1.4539, 1.4980 (Alloy 286), 2.4602, 2.4605, 2.4610, 2.4952 (Nimonic 80A), 2.4819, Incoloy (825\800\800H), Inconel (600\601\625\718), Monel400, etc. |
Surface | Self finish plain, minor polish, satin polish, black oxide, electro painting |
Others | Non-standard/standard/OEM/ODM/Customized service are provided. |
We Promise:
1. High quality;
2. Competitive price;
3. The shortest delivery;
4. The fastest response;
5. Best service.

The Advantage:
1. Wide range of products: We can supply any type of stainless steel hardware.
2. Excellent service: We treat our clients with honesty and sincerity, which is our top priority.
3. High-quality assurance: We have a strict quality control system and a strong market reputation.
4. OEM accepted: We can produce based on your drawings or samples.
5. Fast delivery: We maintain large stock, with 3 days for stock items and 7-15 days for production.
6. Low MOQ: We can meet your business needs effectively.
Sample Charge:
1. Sample charge: Based on your request. Sampling time: 5-7 days.
2. Free for existing molds. Sampling time: 3 days.
Packing Information:
1. Carton Size: 25*16*25 CM;
2. Wooden Pallet/Case Size: 110*90*80 CM;
3. Color printed boxes and cartons can be made per customer's request.


Company Information:
Hand Industrial Ltd was established in 2010 and is a professional manufacturer and supplier of stainless steel hardware. Our product range includes stainless steel bolts, thread studs, machine screws, tapping screws, self-drilling screws, and more, available in materials like SS 304, SS 316, SS 316L, SS 410, etc. We also produce to DIN, ANSI, BS, ISO, JIS standards, and offer OEM services. Our products are popular in Europe, Australia, North America, the Middle East, Southeast Asia, and parts of Africa.

Contact Information:
LU PENG
SALES & MARKETING MANAGER
WWW.HANDINDUSTRIAL.COM.CN
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