Model NO.: ASTM A193 B7/B7M
Application: Construction and Industrial Use
Finish: Black, Zinc Plated (Yellow), Hot-Dipped Galvanized, Teflon Coated
Usage: Machinery, Structural Engineering
Standard: ASTM A193
Surface: Black Oxide or Galvanized
Brand: M
Shipping Package: 25kg per box, 36 boxes per pallet
Specification: ASTM A193
Origin: Ningbo, China
HS Code: 7318150000
Product DescriptionProduct Name | Black Finish ASTM A193 B7/B7M Hex Bolt |
Standard | ASTM A193 |
Material | Carbon Steel, Alloy Steel, Stainless Steel, etc. |
Size | 1/4"-4" |
Grade | Gr. B7, Gr. B7M, Gr. B8, Gr. B8M, Gr. B16 |
Surface Treatment | Plain, Black Oxide, Zinc Plated (Yellow), Hot-Dipped Galvanized |
Packaging | 25kg per box, 36 boxes per pallet |
Sample | Free sample available upon request |
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Production Process

Milfast Advantages
1). Superior Quality Control;
2). Competitive Pricing;
3). Timely Delivery;
4). Technical Support;
5). OEM Accepted;
6). 24/7 Customer Service;
7). Custom Design and Logo Welcome.
Note:
Please provide the size, quantity, material, grade, surface finish, and any special requirements if it's a non-standard product. Please send drawings, photos, or samples for custom orders.
For each shipment, we always include a testing certificate along with the original documents. We warmly welcome all customers to visit our company at any time.
If you have any demand for our products, please send us an email. We will respond as soon as possible. Your questions will be given the highest attention by NINGBO BEILUN MINGYUAN METAL WORKS CO., LTD.
Contact | Franklin |
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