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Manufacturing SS 310 wedge anchors or through bolts, ranging in size from M6 to M100, involves a series of precise engineering and production steps. SS 310, known for its high temperature resistance and strength, is an ideal material for constructing anchors that must withstand harsh conditions. Below, I outline a generalized process for manufacturing these types of stainless steel (SS 310) anchors. Note that specific machinery and techniques might vary depending on the manufacturer's capabilities and the product's custom requirements.
### 1. Material Selection
- **Grade**: Stainless steel 310 is selected for its excellent high-temperature properties, including oxidation resistance up to 2000°F (1093°C) and high strength.
### 2. Cutting and Shaping
- **Bar Stock Cutting**: The process starts with cutting SS 310 bar stock to the required length, which depends on the anchor size (M6 to M100).
- **Shaping**: The cut pieces are then shaped into a rough form of the wedge anchor. This could involve heading processes to form the head of the through bolt and potentially threading the opposite end.
### 3. Machining
- **Threading**: Threads are machined onto the bolt to the required specifications. For through bolts, threading is essential for the nut engagement. High-precision CNC (Computer Numerical Control) machines are often used for this process to ensure the threads meet the exact standards for size and pitch.
- **Drilling (If Applicable)**: For some designs, drilling a hole through the bolt may be necessary, especially for specific types of wedge anchors.
### 4. Heat Treatment
- **Solution Annealing**: SS 310 components may undergo solution annealing to ensure uniform grain structure and to relieve stresses. This process involves heating the material to a high temperature and then quenching it in water or air.
### 5. Surface Treatment
- **Cleaning**: After machining, the anchors are cleaned to remove any machining debris, oils, or contaminants.
- **Passivation**: A passivation layer may be applied to enhance the corrosion resistance of the SS 310 surface. This process involves treating the metal with a light acid solution to remove free iron from the surface and to promote the formation of a protective chromium oxide layer.
### 6. Assembly
- **Component Assembly**: For wedge anchors, this step involves assembling the expansion clip or sleeve onto the bolt. Through bolts may be paired with the corresponding nuts and washers.
### 7. Inspection and Testing
- **Dimensional Inspection**: Each anchor is inspected for dimensional accuracy, ensuring compliance with the specified sizes from M6 to M100.
- **Mechanical Testing**: Tensile strength, shear strength, and other mechanical properties are tested to ensure the anchors meet the required performance standards.
- **Corrosion Resistance Testing**: Given the application environments of SS 310, testing for corrosion resistance may also be performed.
### 8. Packaging and Distribution
- **Packaging**: The finished anchors are packaged according to size and type, often with labeling that specifies the material, size, and any relevant standards.
- **Distribution**: Packaged anchors are then distributed to suppliers or directly to customers, along with any necessary installation instructions or material certifications.
This process outline provides a comprehensive overview of the manufacturing steps involved in producing SS 310 wedge anchors and through bolts, tailored to meet a range of sizes and specifications as per requirements.
ALL TYPES ANCHOR FASTENER I MAKE AND ALL TYPES INDUSTRIAL, RAW MATERIAL MANUFACTURING
EYE NUT
FOUNDATION BOLT
NUT
CASTLE NUT
WING NUT
BOLT
L BOLT
U BOLT
S BOLT
J BOLT
EYE NUT
EYE BOLT
EYE HOOK
CARRIAGE BOLT
ANCHOR FASTENER PIN TYPE
WEDGE ANCHOR THRU BOLT
BRASS ANCHOR
DUPLEX FASTENER
SUPER DUPLEX FASTENER
INCONAL NUT AND FASTENER
ALLEN BOLT
TITANIUM NUT BOLT FASTENER
COPPER NUT
GRUB SCREW
BULLET FASTENER
CHEMICAL FASTENER
STUD
SQUARE NUT BOLT
ALL TYPES ANCHOR FASTENER I MAKE WITH ALL METAL AND ALL GRADE MFGRS. STOCKSITS OF: STAINLESS STEEL, MONEL, NICKEL, HASTELLOY, INCONEL, DUPLEX, SUPER DUPLEX, TITANIUM, GR. 2, GR.
