Carbon Steel Socket Cap Screws Grade 8.8

• Material: Carbon Steel
• Type: Countersunk Head
• Groove: Hexagon
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Connection: Common Bolt
• Head Style: Counter Sunk Bolt
• Standard: DIN, GB, ANSI, BSW, JIS, GOST
• Grade: 8.8
• Product Name: DIN7991 Screws
• Drawing: Accept
• Sample: Free Sample When Is in Stock
• Thread: Unc
• Service: Custom-Made Service
• Color: Silver White
• Transport Package: Plastic Bags and Cartons
• Specification: M3-M30
• Trademark: Tengri
• Origin: China
• HS Code: 7318160000
• Production Capacity: 3000000 Pieces/ Month
• Package Size: 28.00cm * 27.00cm * 18.00cm
• Package Gross Weight: 20.000kg

Product Description

Discover our Black Oxide Socket Countersunk Head Cap Screw, Grade 8.8/10.9/12.9 DIN7991. Made of Carbon Steel, Zinc Plated, with a Hexagonal Head.

Standard	DIN7991
Diameter	M3-M30
sample service	Free sample but freight cost is paid by customers(when sample is in stock) sample fee(when samples need to be customized)
Material	SS304,SS316,SS2205,SS2507
MOQ	1000
Surface treatment	Plain, black oxide
Package	Plastic bag, Boxes and cartons, Pallets, Customized
Price terms	EXW, FOB, CIF, etc.
Payment terms	T/T, Paypal, L/C, Western union, etc.
Certifications	ISO 9001
Note	Free Samples could be provided for standard fastener

 

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For any inquiries, please contact SHANGHAI TENGRI METAL PRODUCTS CO., LTD.

Drawing

Screw Thread d		M3	M4	M5	M6	M8	M10	M12	(M14)	M16	(M18)	M20	(M22)	M24
P	Pitch	0.5	0.7	0.8	1	1.25	1.5	1.75	2	2	2.5	2.5	2.5	3
α	tol.(+2)	90°	90°	90°	90°	90°	90°	90°	90°	90°	90°	90°	60°	60°
b	L≤125mm	12	14	16	18	22	26	30	34	38	42	46	50	54
	125	/	/	/	24	28	32	36	40	44	48	52	56	60
	L>200	/	/	/	/	/	45	49	53	57	61	65	69	73
dk	max=nominal size	6	8	10	12	16	20	24	27	30	33	36	36	39
	min	5.7	7.64	9.64	11.57	15.57	19.48	23.48	26.48	29.48	32.38	35.38	35.38	38.38
ds	max=nominal size	3	4	5	6	8	10	12	14	16	18	20	22	24
	min	2.86	3.82	4.82	5.82	7.78	9.78	11.73	13.73	15.73	17.73	19.67	21.67	23.67
e	min	2.3	2.87	3.44	4.58	5.72	6.86	9.15	11.43	11.43	13.72	13.72	16	16
k	max	1.7	2.3	2.8	3.3	4.4	5.5	6.5	7	7.5	8	8.5	13.1	14
s	Nominal Size	2	2.5	3	4	5	6	8	10	10	12	12	14	14
	min	2.02	2.52	3.02	4.02	5.02	6.02	8.025	10.025	10.025	12.032	12.032	14.032	14.032
	max	2.1	2.6	3.1	4.12	5.14	6.14	8.175	10.175	10.175	12.212	12.212	14.212	14.212
t	max=nominal size	1.2	1.8	2.3	2.5	3.5	4.4	4.6	4.8	5.3	5.5	5.9	8.8	10.3
	min	0.95	1.55	2.05	2.25	3.2	4.1	4.3	4.5	5	5.2	5.6	8.44	9.87

Product Description

Application

Company Profile

SHANGHAI TENGRI METAL PRODUCTS CO., LTD.

Tengri Fasteners Group is a leading OEM Fasteners Manufacturing, Plating/Finishing, and Industrial Production Company with over 30 years of experience in manufacturing stainless steel fasteners. Our state-of-the-art facility allows us to offer a wide range of standard stainless steel fasteners as well as custom-designed fasteners to meet and exceed our customers' expectations.

With a workforce of over 3000 employees, including a lab and software center, 3 wholly owned subsidiary factories, and 5 warehouse stocking locations, Tengri Fasteners Group is dedicated to providing top-quality products and exceptional customer service. Our extensive product line and knowledgeable sales representatives ensure that we can meet all of our customers' needs.

As a one-stop shop, Tengri Fasteners offers same-day delivery of in-stock items and a variety of supply chain solutions tailored to each customer's requirements. Our custom inventory control programs help our customers save on costs while ensuring efficient supply chain management.

Factory Images

Certifications

Upgrade your fastening solutions with our Black Oxide Socket Countersunk Head Cap Screw. Made of high-grade Carbon Steel, these screws are Zinc Plated for durability. Perfect for auto and machinery applications. Get yours now!

After Sales Service

Product Description:

Welcome to SHANGHAI TENGRI METAL PRODUCTS CO., LTD.! We offer a range of exceptional services and features:

• Responsive after-sale service with all inquiries answered within 12 hours.
• Customized design options available, with ODM & OEM projects welcomed.
• Free samples provided, with consumers only required to cover the shipping costs.
• Convenient transportation and fast delivery through various shipping methods like express, air, or sea.
• High-quality products offered at the most competitive prices.
• Utilization of advanced production and inspection equipment to ensure top-notch quality.

Packaging 

Discover our Black Oxide Socket Countersunk Head Cap Screw, Grade 8.8/10.9/12.9 DIN7991. Made of Carbon Steel, Zinc Plated, with a Hexagonal Head. Ideal for Auto Parts and Machinery.

FAQ

Welcome to SHANGHAI TENGRI METAL PRODUCTS CO., LTD.

Our company offers a wide range of high-quality metal products to meet your needs. Here are some key features of our products:

• Order Flexibility: You can order small quantities to suit your requirements.
• Quotes: We offer FOB, CIF, and other pricing options tailored to your needs.
• Transport Options: Choose from Sea Freight, Air Freight, or Express Delivery for your convenience.
• Quality Guarantee: Our products are certified under ISO9001:2015, CQM, and IQNet Quality Management Systems. If the quality does not meet standards, you can exchange the goods for free.
• After-Sales Service: We provide excellent after-sales support, and you can contact us at any time for assistance.

Experience the reliability and excellence of SHANGHAI TENGRI METAL PRODUCTS CO., LTD. for all your metal product needs.