High Quality A2-70 Stainless Steel SS304 Double Thread End Stud Bolt

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  • Model No.: DIN835
  • Type: Round Head Bolt
  • Head Style: Flat or Countersunk (depending on application)
  • Grade: A2-70 (Stainless Steel)
  • Finish: Polished or Passivated
  • Standards Available: DIN, ISO, JIS, ANSI, BSW
  • Size Range: M4 to M24
  • Packaging: Plastic Bag + Carton + Wooden Pallet
  • Origin: China
  • Material: Stainless Steel (SS304, SS316), Duplex Stainless Steel, Brass, Copper
  • Connection Type: Standard Bolt
  • Standard: DIN 835
  • Application: Machinery, Construction, Industrial Use
  • Certifications: ISO, ROHS, SGS
  • Available Materials: Carbon Steel, Stainless Steel, Duplex Steel, Brass, Copper
  • Trademark: JR
  • Specification: M4 to M24
  • HS Code: 7318151001
Product Description Our high-quality A2-70 stainless steel double-thread end stud bolts are manufactured to meet international standards such as DIN, ISO, and ANSI. These bolts are ideal for use in machinery, construction, and other industrial applications where durability and corrosion resistance are essential. Key features include: - **Certifications:** ISO, ROHS, SGS - **Standards:** DIN, ANSI, ASTM, JIS, BSW - **Strength Grades:** 4.8, 8.8, 10.9, 12.9, A2-70, A4-70, A4-80 - **Finishing Options:** Zinc Plated (Yellow, Blue, White), Galvanized, Chromate, Dacromet - **Materials Available:** Carbon Steel, Stainless Steel (SS304, SS316), Duplex Steel - **Sizes:** M2 to M100, Lengths from 5mm to 300mm - **MOQ:** 500 pieces - **Ports:** Shenzhen, Shanghai
ProductHigh Quality A2-70 Stainless Steel SS304 Double Thread End Stud Bolt
MaterialStainless Steel (SS304, SS316), Duplex Steel, Brass, Copper
ColorAs per finish (No color available for raw material)
StandardDIN, GB, ISO, JIS, BA, ANSI
GradeSS304, SS316, A2-70, A2-80, A4-80
FinishPolished, Passivated
ThreadCoarse or Fine Threads
UsageConstruction, Machinery, Industrial Equipment

Product Images
High Quality A2-70 Stainless Steel SS304 Double Thread End Stud Bolt
High Quality A2-70 Stainless Steel SS304 Double Thread End Stud Bolt



Company Profile

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Packing Details

Each bolt is packed in a plastic bag, then placed into cartons, and finally secured on wooden pallets. Each bag weighs approximately 3-4kg, and each carton contains around 25kg. The maximum weight per pallet is less than 900kg.

Packing Process
Packing Image


Quality Control

ISO 9001:2008 Certified Quality Assurance System

We ensure product quality through advanced testing equipment, including optical filters and hardness testers. All products are produced under the ISO 9001:2008 system and come with ROHS certification for environmental compliance.


FAQ
Q: Are you a trading company or manufacturer?
A: We are a manufacturer with OEM capabilities.
Q: What is your delivery time?
A: 7–10 days if in stock; 15–20 days if not in stock, depending on order quantity.
Q: Do you offer samples?
A: Yes, we can provide free samples, but the shipping cost is at the buyer's expense.
Q: What are your payment terms?
A: 30% T/T in advance, balance before shipment, or L/C.

Welding Bar

Tungsten carbide welding bars are commonly used in the oil and gas industry for various applications. These bars are made from a combination of tungsten and carbon, which results in a very hard and wear-resistant material. Here are some specific uses of tungsten carbide welding bars in the oil and gas industry:

1. Hardfacing: Tungsten carbide welding bars are used for hardfacing applications, where a wear-resistant layer is applied to drilling tools, valves, pumps, and other equipment exposed to abrasive environments. This helps to extend the lifespan of the components and reduce maintenance costs.

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4. Valve seats and seals: Tungsten carbide welding bars are used to manufacture valve seats and seals for oil and gas valves. The high hardness and wear resistance of tungsten carbide ensure reliable sealing and prevent leakage in critical applications.

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Overall, tungsten carbide welding bars play a crucial role in the oil and gas industry by providing wear resistance, hardness, and durability to various components and equipment.

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