**Product Specifications**
- **Material:** Stainless Steel
- **Connection Type:** Common Bolt
- **Standards:** DIN, ANSI, JIS, GOST
- **Application:** Machinery
- **Other Materials Available:** A453 Gr.660, Gr.651, Gr.662, Gr.665, UNS S66286
- **Packaging:** Plywood Box, Plywood Case, Wooden Pallet
- **Type:** Round Head
- **Head Style:** Round
- **Grade:** 8.8
- **Finish:** Polishing
- **Trademark:** C&N
- **Origin:** China
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**Product Range:**
- **Bolts:** Hex Head Bolts, Hexagon Head Screws, Mushroom Head Square Neck Bolts, T-Head Bolts, Wing Screws, Eye Bolts, Lifting Eye Bolts
- **Screws:** Pan Head Slotted Screws, Cheese Head Slotted Screws, Countersunk Head Slotted Screws, Countersunk Raised Head Slotted Screws, Pan Phillips Head Screws, Countersunk Raised Head Phillips Screws, Slotted Cheese Trim Head Machine Screws, Socket Head Allen Cap Screws, Allen Countersunk Socket Head Capscrews, Socket Head Shoulder Screws, Socket Head Cap Screws (Low Head), Hexagon Socket Set Screws (Flat Point, Cone Point, Dog Point, Cup Point), Imperial Socket Cap Screws
- **Nuts:** Hexagon Nuts, Hexagon Coupling Nuts, Hexagon Thin Nuts, Square Nuts, Hexagon Castle Nuts, Self Locking Nuts, Hexagon Domed Cap Nuts
- **Washers:** Plain Washers, Large OD Washers, Small OD Washers, Spring Lock Washers, Heavy Duty Spring Washers, Tooth Washers, Serrated Star Washers, Tab Washers (Single and Double Tabs)
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**Stainless Steel Grades:**
- ASTM / ASME A193 B8 (304)
- B8C (SS 347)
- B8M (SS 316)
- B8T (SS 321)
- A2, A4
- ASTM / ASME A194 B8 (304), B8C (SS 347), B8M (SS 316), B8T (SS 321)
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**Nickel Alloy Grades:**
- ASTM / ASME SB160: UNS N02200 (Nickel 200), UNS N02201 (Nickel 201)
- ASTM / ASME SB164: UNS N04400 (Monel 400)
- ASTM / ASME SB425: UNS N08825 (Inconel 825)
- ASTM / ASME SB166: UNS N06600 (Inconel 600), UNS N06601 (Inconel 601)
- ASTM / ASME SB446: UNS N06625 (Inconel 625)
- ASTM / ASME SB574: UNS N10276 (Hastelloy C-276)
- ASTM / ASME SB472: UNS N08020 (Alloy 20 / 20 CB3)
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**Available Materials:**
- **Stainless Steels:** 304, 304L, 347, 316, 316L, 321, 316Ti, 317L, 254SMO, AL6XN, 1.4529, Duplex, Super Duplex
- **Nickel Alloys:** Monel, Inconel, Hastelloy, 1.4529, AL6XN, 254SMO, Duplex and Super Duplex
- **Other Grades:** 309S, 310S, 2205, 2507, 1.4462, F51, F53, 1.4410, 1.4652, 1.4547, 1.4438, 1.4571, 1.4404, 1.4541, 1.4841, 1.4833, 1.4410
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**Our Products Include:**
- Hex Bolts, Nuts, Washers, U-Bolts, Parallel Keys, Flanges, Stud Bolts, Socket Head Screws, Flat Head Screws, Countersunk Socket Screws, Slotted Head Screws, Threaded Rods, Chemical Anchors, Set Screws (Dog Point, Flat Point), and other non-standard parts based on customer drawings.
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**Standards We Follow:**
- GB, ANSI/ASME, DIN, JIS, BS, UNI, and more.
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**In Stock Items:**
- 310S Hex Nuts (M6 - M20)
- AL6XN Hex Nuts (M6)
- 904L Hex Nuts (M6 to M20)
- SAF2205 Hex Nuts (M6 to M20)
- Duplex 2205 Flat Washers
- Hastelloy C276 M10 Nuts and Washers
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**Sizes Available:**
- **Metric:** M6 to M100
- **Inch:** 1/4" to 2 1/2"
- **Nuts:** M3 to M64 (Hexagonal, Flange)
- **Threaded Rods:** 4mm to 3000mm (All thread, double-end thread)
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**Product Images:**
[Image 1: 904L Hex Bolts, Stud Bolts]
[Image 2: 904L Hex Bolts, Stud Bolts]
[Image 3: 904L Hex Bolts, Stud Bolts]
[Image 4: 904L Hex Bolts, Stud Bolts]
[Image 5: 904L Hex Bolts, Stud Bolts]
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We specialize in high-quality fasteners for industrial and mechanical applications, ensuring durability, precision, and compliance with international standards. Whether you need standard or custom parts, we can deliver tailored solutions to meet your specific requirements.
Twin Screw & Barrel
Produced with High-quality 38CrMoALA or 1.8550 forging material, with quenching and tempering to HV290-320, flight surface made with nickel alloy plasma welding, alloy thickness≥1.7mm, hardness≥HRC58, nitriding by NITREX process after finishing machine, nitriding depth: 0.5-0.7mm, hardness: HV860-980, grade 2 metallographic structure or above.
The barrel is designed as [detachable", 42CrMo barrel is quenched and tempered to hardness HB290-320, inlaid with German HPT1 alloy sleeve. The thickness of the alloy is more than 7 mm, the hardness is HRC58-62, the shell of the barrel can be used, and the inner alloy sleeve can be replaced after wear out.
Welcome to purchase!
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ZHEJIANG HUAYE PLASTICS MACHINERY CO.,LTD , https://www.hayeur-group.com