304 Stainless Steel Carriage Bolts/HDG & Galvanized & Blackened Round Head Square Neck Carriage Bolts

• Material: High Strength Steel
• Type: Round Head
• Connection: Hinged Bolts
• Head Style: Round
• Standard: DIN, ANSI, GB, JIS, BSW
• Grade: 8.8
• Model NO.: M5-M20
• Application: Machinery, Chemical Industry, Environmental, Building
• Finish: Hot Galvanizing
• Performance: 4.8 , 8.8 , 10.9 ,12.9 Grade
• Surface Treatment: Black Oxide/Galvanized/Polishing
• Size: Can Be Customized
• Transport Package: Export Packing
• Specification: M6-M20
• Trademark: SANJU
• Origin: Hebei
• HS Code: 7318159001
• Production Capacity: 50000000

Product Description

Please consult customer service for detailed specifications. 
Customize various types of screws, nails.Bolts, anchor bolts, expansion bolts. All kinds of metal products. 
Size can be customized. (Samples can be sent.)
Your enquiry is welcome. Thanks dear. 
 

Material: Carbon steel, Q235, 45# steel, stainless steel

Nominal diameter: 5mm--20mm

Length: 15mm--300mm

Surface treatment method: zinc plating, chrome plating, copper plating, surface blackening

Its standards are GB12, GB14, GB801 and DIN603. Their specific distinction is GB12 is a small semicircle head, GB14 and DIN603 is a large semicircle head, GB801 is a low square neck. Select different types according to the actual use.

Stainless steel carriage bolt production materials are: 667, 668, 200, 201, 304, 316, 316L, 2520, 904L, 630, etc., the general factory for 667, 668, 200, 201, 304 spot, other materials to be processed customized.

201/304 Stainless Steel Carriage Bolt/Large Round Head Square Neck Bolt - China SS304 Carriage Bolt and 304 Stainless Steel Round Head Square Neck Bolt (made-in-china.com)

 

d1	M5	M6	M8	M10	M12	M16	M20
p	0.8	1.0	1.25	1.5	1.75	2.0	2.5
d2 min	12.45	15.45	19.35	23.35	29.35	37.2	45.2
b<125	16	18	22	26	30	38	46
b=125-200	22	24	28	32	36	44	52
f min	2.9	3.4	4.4	5.4	7.25	11.1	14.1
k min	2.7	3.12	4.12	4.62	6.05	8.05	9.95
v min	4.52	5.52	7.42	9.42	11.3	15.3	19.16