JiangYin XiangGu Hardware Products Co.,Ltd
| Payment Terms | T/T, L/C |
| Supply Ability | 100000pcs per month |
| Delivery Time | 5-15 work days |
| Packaging Details | 25kg per carbon box and then pallet. |
| Standard | ASME/ANSI B18.2.3.3M |
| Material | Stainless steel 316 |
| Finish | Clean and Bright |
| Name | Heavy Hex Bolts/Heavy hex screws |
| Specification | ASTM A193M |
| Grade | Class B8M |
| Heat treatment | Carbide solution treated |
| Screw Type | Heavy hex head |
| System of measurement | Metric |
| Thread | Coarse |
| Brand Name | XGFH |
| Model Number | ASME B18.2.3.3M |
| Certification | ISO9001,EN10204 3.1Certificate |
| Place of Origin | xxx |
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Product Specification
| Payment Terms | T/T, L/C | Supply Ability | 100000pcs per month |
| Delivery Time | 5-15 work days | Packaging Details | 25kg per carbon box and then pallet. |
| Standard | ASME/ANSI B18.2.3.3M | Material | Stainless steel 316 |
| Finish | Clean and Bright | Name | Heavy Hex Bolts/Heavy hex screws |
| Specification | ASTM A193M | Grade | Class B8M |
| Heat treatment | Carbide solution treated | Screw Type | Heavy hex head |
| System of measurement | Metric | Thread | Coarse |
| Brand Name | XGFH | Model Number | ASME B18.2.3.3M |
| Certification | ISO9001,EN10204 3.1Certificate | Place of Origin | xxx |
| High Light | ASTM A193M Class B8M Hex Heavy Screws ，SS316 Stainless Steel Screws Nuts Bolts ，ASME B18 2.3 3M | ||
ASTM A193M Class B8M Stainless Steel 316 Heavy Hex Bolts ASME/ANSI B18.2.3.3M Hex Heavy Screws
Product Descriptions:
Made from 316 stainless steel, these Grade B8M screws are more corrosion resistant than 18-8 stainless steel screws and have excellent resistance to chemicals and salt water. They may be mildly magnetic. Also known as pressure bolts, these screws meet the high-pressure and high-temperature regulations of ASTM A193 and are used to secure pressure tanks, valves, and flanges.
Length is measured from under the head.
Screws should be used with Grade 8M nuts.
Mechanical Requirements:
| Class | B8M |
| Heat treatment | Carbide solution treated |
| Tensile strength | 515Mpa min. |
| Yield strength | 205Mpa min. |
| Elongation | 30% min. |
| Reduction | 50% min. |
| Hardness | 223HBW max. |
Product Drawing:
| Metric heavy hex screws | ||||||||||
| ASME/ANSI B18.2.3.3M | ||||||||||
| ||||||||||
| d(mm) | P(mm) | b(mm) | ds(mm) | k(mm) | s(mm) | |||||
| L≤125 | 125<L≤200 | L>200 | min | max | min | max | min | max | ||
| M12 | 1.75 | 30 | 36 | 49 | 11.73 | 12 | 7.24 | 7.76 | 20.67 | 21 |
| M14 | 2 | 34 | 40 | 53 | 13.73 | 14 | 8.51 | 9.09 | 23.67 | 24 |
| M16 | 2 | 38 | 44 | 57 | 15.73 | 16 | 9.68 | 10.32 | 26.67 | 27 |
| M20 | 2.5 | 46 | 52 | 65 | 19.67 | 20 | 12.12 | 12.88 | 33 | 34 |
| M24 | 3 | 54 | 60 | 73 | 23.67 | 24 | 14.56 | 15.44 | 40 | 41 |
| M30 | 3.5 | 66 | 72 | 85 | 29.67 | 30 | 17.92 | 19.48 | 49 | 50 |
| M36 | 4 | 78 | 84 | 97 | 35.61 | 36 | 21.72 | 23.38 | 58.8 | 60 |
Product Features:
Heavy Hex Screws Series should be used for nominal body diameters of 1-1⁄4 in [30 mm] and less.
For larger sizes, the Heavy Hex Screw Series should be used, except the maximum body diameter and radius of fillet may be the same as for the Heavy Hex Bolt Series.
The body diameter and head fillet radius for sizes of Heavy Hex Cap Screws and Bolts that are not shown in their respective tables in ASME B18.2.1 or ASME B18.2.3.3M may be that shown in the corresponding Hex Cap Screw and Bolt Tables respectively.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company
Year Established:
2019
Total Annual:
500-800
Employee Number:
>100
Ecer Certification：
Active Member
Jiangyin XiangGu Hardware Products Co., Ltd. is located in Wuxi City and close to Shanghai Port, with convenient transportation. Our company handles all kinds of fasteners such as bolts, nuts and washers made of stainless steel, carbon steel and copper. Xianggu Hardware is committed to integra... Jiangyin XiangGu Hardware Products Co., Ltd. is located in Wuxi City and close to Shanghai Port, with convenient transportation. Our company handles all kinds of fasteners such as bolts, nuts and washers made of stainless steel, carbon steel and copper. Xianggu Hardware is committed to integra...
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