**ASTM A193 B8m Heavy Hex Screw Bolt**
**Basic Information:**
- **Model NO.:** HD-BB007-19
- **Type:** Hexagon Head
- **Head Style:** Hexagonal
- **Grade:** A2; A4
- **Screw Name:** ASTM A193 B8m Heavy Hex Screw / Bolts
- **Export Markets:** Global
- **Used In:** Machinery, Chemical Industry, Environmental
- **Screw Type:** T Head / Mushroom Head / Cheese Head / Thumb Screw
- **Screw Groove:** Word / Triangle / Cross / Flower / Flower Word
- **Transport Package:** 25*16*25cm Carton Box, Then Polywood Box Packed
- **Origin:** Jiangsu
**Material:** Stainless Steel
**Connection:** Common Bolt
**Standard:** DIN, GB, Per Customers’ Desire
**Size:** M3~M55
**Certification:** ISO9001
**Available Material:** High Strength Steel, Stainless Steel
**Surface Finishing:** Black, /Color-Zinc, /Blue-White Zinc
**Screw Head Type:** Hexagon Head / Round Head / Csk Head / Pan Head
**Trademark:** Hande
**Specification:** SGS; ROHS
**HS Code:** 73181500
**About the Product:**
A hex cap screw is a type of fastener with a hexagonal head designed to be driven by a wrench or spanner. It is commonly used in machinery and industrial applications. The ASTM A193 B8m heavy hex bolt is known for its high strength and durability, making it ideal for use in demanding environments such as chemical and mechanical industries.
**Chemical Composition:**
Below is the chemical composition of various stainless steel grades used in our products:
| 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 | - | - |
| 304L | 0.03 | 1 | 2 | 0.045 | 0.03 | 8.0-12.0 | 18-20 | - | - |
| 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 | - |
| 316L | 0.03 | 1 | 2 | 0.045 | 0.03 | 10.0-15.0 | 16-18 | 2-3 | - |
| 309S | 0.08 | 1 | 2 | 0.045 | 0.03 | 12.0-15.0 | 22-24 | - | - |
| 410 | 0.15 | - | 1 | - | 0.03 | - | 11.5-13.5 | - | - |
| 420 | 0.26-0.4 | - | 1 | - | 0.03 | - | 12-14 | - | - |
| 430 | 0.12 | 0.75 | 1 | 0.04 | 0.03 | - | 16-18 | - | - |
**Product Overview:**
Our company, Hand Industrial Ltd, has been producing and supplying high-quality stainless steel hardware since 2010. We specialize in a wide range of fasteners including bolts, screws, nuts, washers, pins, rivets, sleeves, shafts, and CNC precision parts. Our products are available in various sizes and materials, including SS 304, SS 316, SS 410, and more. We also offer custom OEM/ODM services to meet specific customer needs.
**Main Products:**
- Bolts, Screws, Nuts, Washers, Pins, Rivet, Sleeve, Shaft, CNC Precision Parts
**Size Range:**
- Diameter: M2 – M64, Length: 5mm – 400mm (Customized)
- Diameter: 6# – 2inch, Length: 1/2inch – 30inch (Customized)
**Standards:**
ANSI, UNI, DIN, BS, JIS, AS, GB, ISO, EN
**Material Grades:**
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 alloys like 1.4529, 1.4539, 1.4980, 2.4602, 2.4605, 2.4610, 2.4952, 2.4819, Incoloy (825\800\800H), Inconel (600\601\625\718), Monel400, etc.
**Surface Finish Options:**
Self finish plain, minor polish, satin polish, black oxide, electro painting.
**Other Services:**
Non-standard/standard/OEM/ODM/customized service available.
**We Promise:**
1. High quality
2. Competitive price
3. Fastest delivery
4. Quick response
5. Excellent service
**Advantages:**
- Wide product range: Any type of stainless steel hardware can be supplied.
- Good service: We treat clients with honesty and sincerity.
- Quality control: Strict quality system ensures reliable performance.
- OEM accepted: Production based on your drawings or samples.
- Short delivery: Stock items within 3 days, production within 7–15 days.
- Low MOQ: Suitable for small orders.
**Sample Policy:**
- Sample charge: Based on your request, sampling time: 5–7 days
- Free for existing molds, sampling time: 3 days
**Packing Information:**
- Carton Size: 25*16*25 CM
- Wooden Pallet/Case Size: 110*90*80 CM
- Custom color printed boxes and cartons available.
**Delivery Options:**
- By Express: 1kg–50kg (Fast, door-to-door)
- By Air: 50kg–500kg (Faster than sea, slightly cheaper)
- By Sea: 500kg+ (Most cost-effective, slower)
**Company Profile:**
Hand Industrial Ltd, established in 2010, is a professional manufacturer and supplier of stainless steel hardware. Our products include stainless steel bolts, thread studs, machine screws, tapping screws, and self-drilling screws. We provide standard and OEM services, and our products are widely exported to Europe, Australia, North America, the Middle East, Southeast Asia, and some African countries.
We can supply different sizes of SS hex cap bolts, hex socket cap screws, hex flange bolts, tapping screws, and drilling screws. Also, we can provide various types of SS hex dome head cap nuts, hex nuts, flange nuts, hex cap nuts, and hex welding nuts.
Pipe Extrusion Equipment,Eva Pipe Extrusion Equipment,Evoh Pipe Extrusion Equipment,Mpp Pipe Extrusion Equipment
Zhejiang Jinhai Plastic Machinery Co., Ltd. , https://www.jinhaiextruder.com