• Model NO.：GB, DIN, ISO, ANSI,ASTM, BS, BSW, JIS etc
• Head Style：Hollowed Head Flange
• Standard：DIN, ANSI, GB, JIS, BSW, GOST, Customize
• Grade：4.8
• Application：Machinery
• Finish：Passivation
• Size：M3-20
• Surface：Blue Zinc Plated
• Thread Length：Full Thread and Half Thread
• Name：Stainless Steel Hollowed Head Flange Bolt
• Sample：Free
• Transport Package：Bulk in Master Cartons, Then on Pallets
• Specification：M3-M20
• Trademark：Goshen
• Origin：Zhejiangjiaxing
• HS Code：7318150001
• Production Capacity：20ton,Week
• Package size per unit product：25.00cm * 15.00cm * 10.00cm
• Gross weight per unit product：25.000kg

Basic Info.

Model NO. GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS etc Head Style Hollowed Head Flange Standard DIN, ANSI, GB, JIS, BSW, GOST, Customize Grade 4.8 Application Machinery Finish Passivation Size M3-20 Surface Blue Zinc Plated Thread Length Full Thread and Half Thread Name Stainless Steel Hollowed Head Flange Bolt Sample Free Transport Package Bulk in Master Cartons, Then on Pallets Specification M3-M20 Trademark Goshen Origin Zhejiangjiaxing HS Code 7318150001 Production Capacity 20ton/Week

Packaging & Delivery

Package size per unit product 25.00cm * 15.00cm * 10.00cm Gross weight per unit product 25.000kg

Product Description

DIN6921 Blue Zinc Plated Hollowed Head Flange Bolt/DIN 6921 HDG bolt/GB5789

Name	DIN6921 Blue Zinc Plated Hollowed Head Flange Bolt/DIN 6921 HDG bolt/GB5789
Place of Origin	Jiaxing, Zhengjiang, China
Size	M4-M50 1/4-4" or non-standard as request&design
Finish	plain, zinc plated, black oxide, hot dip galv.et
Head Type	hex head,flange head,T head,round head
Material	Carbon steel, stainless steel, alloys steel etc.
Grade	a2,a4,4.8,8.8,10.9,12.9.etc,A2-70, A4-80 ect
Standard	GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS etc
Non-standards	OEM is available, according to drawing or samples
Samples	Samples are free.
Package	Bulk in master cartons, then on pallets, or according to customers' requirement.
Payment	T/T or L/C

Mainly Product:

BOLT : DIN6921,DIN933, DIN931, DIN912,DIN603,DIN7985,DIN7991,DIN6921, ASME/ANSI B 18.2.1ASME/ANSIB18.2.3.1M,GB, BSW, ISO Hex bolt , carriage bolt, heavy hex bolt, flange head bolt, achor bolt ect
Nut : DIN934,DIN6923,DIN985,ISO4032 hex heavy hex nut, 2H nut,A563/A563M cap nut, nylon nut, ect
Rod : threaded rod DIN975,DIN976, threaded bar DIN975 stud bolt, B7 stud bolt ect
Screw :hex screw,DIN912; self drilling screw, DIN7504; self tapping screw,DIN7981/7982; drywall screw, pan head screw, button head screw, machine screw, chipboard screw,furniture screw,wood screw, ect
washer :flat washer DIN125, spring washer DIN127, lock washer,square washer,spring lock washer, plain washer ect

_{Hex flange bolt products are widely used in ports, electricity, steel, shipbuilding, petrochemical, mining, railway, building, metallurgy, chemical industry, automobile manufacturing, plastics machinery, industrial control, highway, bulk transportation, pipe linings, tunnel, shaft protective slope, salvage, Marine engineering, airport construction, Bridges, aviation, spaceflight, venues and other important industries and infrastructure Process of mechanical equipment and etc.It has excellent anti-rust performance, good quality, good packaging, good service is our customer service three purposes.}