A194 B8M ISO 3506-1 A4-70 / A4-80 DIN 931 / DIN 933 316 BS 3692 316 EN 1515-1 316 Bolts Marine Bolts

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A194 B8M ISO 3506-1 A4-70 / A4-80 DIN 931 / DIN 933 316 BS 3692 316 EN 1515-1 316 Bolts Marine Bolts


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Custom Design: Precise design and production based on customer-provided drawings or requirements.

Material Selection: Supports a variety of material options to meet performance and durability standards.

Production Lead Time: Flexible delivery times based on order complexity and quantity.

Quality Control: Strict quality inspections throughout the process to ensure all products meet international standards.


materialStainless SteelGradeClass 8
Thread TypeOEMHead TypeHex Head
finishPlainincluded partsNuts, Washers
nuts per boltOEMNumber of nuts1
MaterialStainlesss SteelGrade8.8
Product nameA193-B8M boltSizeM3-M56
CertificateISO9001:2015


Our products focus on providing high-quality custom solutions for customers. As a leading OEM manufacturer, we can accurately produce a wide range of fasteners, screws, nuts, bolts, rivets, and other products based on customer drawings or requirements. The company uses carefully selected materials and advanced manufacturing processes to ensure that each product undergoes strict quality control and meets international standards. Our services span various industries, including automotive, machinery manufacturing, construction, and electronics, dedicated to providing efficient and reliable custom fastening products for all industries.

Our website currently displays only a portion of our products. If you have specific requirements or need more detailed product information, please feel free to contact us. Our team of professionals is ready to provide tailor-made solutions to help your brand stand out.

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