Yph Black Pwa Phillips Pan Head Washer Self-Tapping Screw

• Customization: Available
• Material: Carbon Steel
• Type: All
• Model NO.: UNC/UNF
• Connection: Common Bolt
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, BSW, GOST, All
• Grade: 12.9
• Application: Machinery, Chemical Industry, Environmental, Building, All
• Finish: All
• Color: Plain/Black
• Size: M4, M6, M8
• Length: 40mm, 60mm, 120mm
• MOQ: 100/1000/10000
• Delivery: 15-20 Days
• Brand: Yph
• Transport Package: Customized/Standard
• Trademark: YPH/OEM
• Origin: China
• Production Capacity: 300000 Tons

Product Description

Product Description

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The most commonly used material for this Black PWA Phillips Pan Head Washer Self-Tapping Screw is high-quality carbon steel, including Q235, 1018, and 1022 carbon steel grades, each with unique properties to suit different application requirements. Q235 carbon steel is the most widely used due to its excellent mechanical strength, good ductility, and cost-effectiveness, making it suitable for general indoor and outdoor applications such as furniture assembly, wooden structure connection, and light-duty hardware installation where moderate load-bearing and corrosion resistance are needed. 1018 carbon steel, with its finer grain structure and better toughness, is suitable for applications requiring higher precision and impact resistance, such as electrical equipment casings, precision instrument installation, and decorative hardware. 1022 carbon steel, with higher tensile strength and hardness, is ideal for heavy-duty fastening scenarios such as construction decoration, mechanical equipment fixing, and outdoor scaffolding connection, ensuring stable performance even under high load and frequent vibration.

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We could provide the standard bolts, such as M4, M6, M8 and so on

d	b	k	s
M4	20	4	3.08
M5	22	5	4.095
M6	24	6	5.14