OEM fastener ASTM A193 Self-tapping double threaded rod bolt

Products Specification

A double-end stud is a cylindrical fastener with both ends threaded. Widely used in electric power, chemical, oil refining, valves, railways, Bridges, steel structures, automobile and motorcycle parts, machinery, boiler steel structures, pylon, large-span steel structures and large buildings​

• Use to fasten metal parts together
• Zinc finish for moderate corrosion protection
• Fasten with screwdriver to reduce risk of over-tightening
• If nuts are needed, use with nuts of the same finish and threading
• Stronger thread than wood screws, made finer and more precisely

• Finish	ZINC, Plain, custom
  Material	Steel
  Standard	DIN,JIS,ANSI,GB,BSW,etc
  Grade	4.8/ 8.8/ 10.9/ 12.9 etc
  Size	Customized Size is available
  Packing	Polybag and Standard carton or pack as you request
  Port	Shanghai,Tianjin,Shenzhen Port
  Sample	Free sample is avaliable

• More Details
• 
• Right elevation

  Left elevation

• Thread Specification d			M4	M5	M6	(M7)	M8	M10	M12	(M14)	M16	(M18)	M20	(M22)	M24
  P	Coarse Thread		0.7	0.8	1	1	1.25	1.5	1.75	2	2	2.5	2.5	2.5	3
  	Fin Thread		/	/	/	/	1	1.25	1.25	1.5	1.5	1.5	1.5	1.5	2
  	Fin Thread		/	/	/	/	/	/	1.5	/	/	/	/	/	/
  b1			8	10	12	14	16	20	24	28	32	36	40	44	48
  b	L≤125		14	16	18	20	22	26	30	34	38	42	46	50	54
  	125＜L≤200		20	22	24	26	28	32	36	40	44	48	52	56	60
  	L＞200		/	/	/	/	/	45	49	53	57	61	65	69	73
  x			1.75	2	2.5	2.5	3.2	3.8	4.3	5	5	6.3	6.3	6.3	7.5

Packing & Shipping

Package details:

1) Sample order, 20/25kg per carton with our logo or neutral package;

2) For Large orders, we can custom packaging;

3) Normal Packing: 1000/500/250pcs per small box. then into cartons and pallet;

4) According to customers' requirements.

FAQ

1.How do you let me trust you?
We are a Golden supplier in Alibaba who do business for more than 5 years. You can make an order by Alibaba to us directly.

2.How do you control your quality?
We request a QC inspection for each batch of goods. And we can provide you inspection report and mill certificate if you want.

3.What is your payment term?
We can accept T/T,LC for general order. For new customer, we request 20%-50% T/T in advance, and balance payment should against B/L copy. For regular customer, we can provide delay payment after B/L date about 30-90 days

4.Could you provide free samples?
For new customers, We can provide free samples for standard fasteners. But the clients will pay the express charges. For regular customers, We will send you free samples and pay express charges by ourselves.

5.How about your delivery time?
Generally speaking, All the goods have stock with little quantity, we can delivery them with one week. If the quantity is 1-2container, we can give you with 30-45days.

6.What is your packing?
Our packing is 20-25kg for one carton,36 or 48pcs cartons for one pallet. One pallet is about 900-960kg, We also can make the customer's logo on the cartons. Or we customized cartons according to customers' requirement, If you need small box packing, we can do according to your requirement.

TOBO GROUP LTD is a professional fastener manufacturer and exporter in China. We produce various types of fasteners (include non-standard) in GB, DIN, BS, ANSI/ASME, IFI, ISO, and JIS with 300 tons of monthly productivity. Our main products are bolts, nuts, screws, threaded rods, plain washers, and other stamping parts, and we also can produce nonstandard products according to the client's request.