Changshu Cowin Railway Materials Co Ltd

Products

	Hex Bolt and Nut

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Product Name: Hex Bolt

Standard: GB/T5782, GB/T5780, GB/T5781, GB/T5783, GB/T5784, GB/T 5785, GB/T5786; DIN931, DIN933, DIN960, DIN961, DIN558; ISO4014-4018, ISO8765, ISO8676; ANSI B18.2.1; JIS B1180.

Specification: Diameter from M6 to M64mm, or 1/4? to 2-1/2?, without length limited.

Grade: 4.6, 5.6, 6.8, 8.8, 10.9, 12.9 or SAE J429, ASTM A307, ASTM A325, ASTM A490.

Protection: Black, Yellow zinc, White Zinc, hot dip galvanized, Zinc Infiltrated, dacro.