sales@yyfasteners.com
+86 18830064300
+86 18830064300
+86 18830064300
+86 18830064300
Welcome To Know Our Products,We Can Offer You High Quality Products!
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ProductsYongyi Fasteners supplies bolts, nuts, washers, anchors, threaded rods, screws and custom fasteners according to DIN, ISO, ANSI/ASME, ASTM, SAE and GB standards.
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About usLearn about Hebei Yongyi Fasteners Manufacturing Co., Ltd., our factory, certificates, production equipment and quality-control capabilities in Yongnian, China.
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NewsRead YONGYI factory updates, fastener standards, purchasing guides, project references and export supply information.
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ServiceExplore YONGYI fastener applications, OEM and drawing-based manufacturing, inspection support, packing and export order services.
Cross large Pan head screw DIN 968 high strength round head Flat tapping screw with gasket
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High Strength Grade 4.8 8.8 10.9 12.9 Black Oxide DIN915 DIN916 set bolt
MOQ: Contact usPrice: Contact us -
Rivet bolts Φ3.2-Φ6.4 Closed-end flat round head blind rivets Aluminum iron material
MOQ: Contact usPrice: Contact us -
Fastener supplier 304 stainless steel stud high strength Galvanized Full thread stud
MOQ: Contact usPrice: Contact us -
Cross recessed countersunk head tapping screws High strength galvanized flat head self-tapping screw
MOQ: Contact usPrice: Contact us -
Blue white zinc metal flat head cross expansion screw Explosion-proof screw expansion bolt
MOQ: Contact usPrice: Contact us -
Hot dip galvanized lead screw Full thread threaded screw Galvanized brace for photovoltaic purposes
MOQ: Contact usPrice: Contact us
Product Photos and Information
| Name | Self tapping screws | Materials | Carbon Steel/Stainless Steel |
| Standards | DIN ISO ANC BSW JIS etc. | Strength level | 8.8 etc. |
| Size | M1.5-M6 | Surface finish | ZPBLACK etc. |
| Length | 10-100 | Samples | Subject to availability and agreement |
![Black Phosphate Oxide Steel Pan Head](data:image/svg+xml,<svg%20xmlns="http://www.w3.org/2000/svg"%20width="800"%20height="800"><rect%20fill-opacity="0"/></svg>)
Product Standards
| Cross recessed countersunk head tapping screws DIN 7982 7050 | |||||||||||
| Thread specification | ST2.2 | ST2.9 | ST3.5 | (ST3.9) | ST4.2 | ST4.8 | ST5.5 | ST6.3 | |||
| P | pitch | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | ||
| a | maximum value | 0.8 | 1.1 | 1.3 | 1.3 | 1.4 | 1.6 | 1.8 | 1.8 | ||
| dk | max = nominal | 4.3 | 5.5 | 6.8 | 7.5 | 8.1 | 9.5 | 10.8 | 12.4 | ||
| minimum | 4 | 5.2 | 6.44 | 7.14 | 7.74 | 9.14 | 10.37 | 11.97 | |||
| k | ≈ | 1.3 | 1.7 | 2.1 | 2.3 | 2.5 | 3 | 3.4 | 3.8 | ||
| Y | max | Type C | 2 | 2.6 | 3.2 | 3.5 | 3.7 | 4.3 | 5 | 6 | |
| Type F | 1.6 | 2.1 | 2.5 | 2.7 | 2.8 | 3.2 | 3.6 | 3.6 | |||
| Slot Number | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | |||
| M1 | ≈ | 2.5 | 3 | 4.2 | 4.6 | 4.7 | 5.1 | 6.8 | 7.1 | ||
| M2 | ≈ | 2.4 | 2.8 | 4 | 4.2 | 4.4 | 5 | 6.3 | 7 | ||
| The weight of one thousand pieces of steel ≈ kilograms | - | - | - | - | - | - | - | - | |||
About Us
YONGYI Fasteners supports industrial and project fastener inquiries from Yongnian, Handan, China.
Our published company certificates, factory photographs, production information and selected supply references help buyers evaluate manufacturing and quality-control capabilities.
For a quotation, provide the product standard or drawing, size, material or grade, surface finish, quantity, packing requirement and destination.
Factory Introduction
Production Process
Packing and Shipping
Certificate
ISO 9001 Quality Management System Certificate (Chinese)
ISO 14001 Environmental Management System Certificate (English)
ISO 14001 Environmental Management System Certificate (Chinese)
ISO 45001 Occupational Health and Safety Management System Certificate (English)
ISO 45001 Occupational Health and Safety Management System Certificate (Chinese)
Exhibition/partner Photos
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We provide OEM and drawing-based fastener supply after the technical specification, quantity, packing and delivery requirements are confirmed.
Contact Info
Add：Dongmingyang Industrial Park, Mingguan Town, Yongnian District, Handan City, Hebei Province China
Export salesman:
WhatsApp：+86 18830064300
E-mail: sales@yyfasteners.com
Export salesman:
WhatsApp
+86 18830064300
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