Custom 8.8 Grade Railroad Fasteners for Reliable Track Support

Product Description

Product Description

Standard
ISO,GB,DIN,JIS,ANSI,BSW

Material

1:Stainless Steel: SS201, SS303, SS304, SS316, SS410, SS420,

2:Steel:C45(K1045), C46(K1046),C20.

3:Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58),C27200CuZn37), C28000(CuZn40).

4:Bronze: C51000, C52100, C54400, etc.

5:Iron: 1213, 12L14,1215.

6:Aluminum: Al6061, Al6063 etc.

7:Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045.

8:Alloy steel: SCM435,10B21

 

Product Parameters

Surface Treatment

Zn- Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodize,Chromate, Polish,Electro Painting,Black Anodize,Plain,Chrome plated,Hot Deep Galvanize(H. D. G. ) etc.

Size:

M5-M48, Customize.Length:20-300mm,1''-12'' customize.

Color

ZInc plated white/Yellow/Black,Etc. 

Brand

OEM, Nanzheng.

Thread

Customize

Applying Field:

Fasteners for pumps and valves, Wind turbine fasteners, Industrial equipment,Fasteners for machine industry,etc

Material Grade:4140(42CrMo)

Quality Level: 12.9, 10.9, 8.8, 6.8, 4.8 Grade

Sizes: M20,M24,M27,M30,M36,M42,M45,M48,M72,M100

Specification:M48 x 150,M48 x 180,M48 x 210,M48 x 330,M48 x 370,M48 x 390,M48 x 600,M48 x 700,M48 x 900,M48 x 1080

Bolt-head Shape: Oval head, Square head,Ellipse head;
 

Special Features:

1. The high strength bolts have been widely used in large ball mills up to dia.12-meter mills.

2. The high strength screws can be reliably used in small,middle and large cement mills,coal mils and mine mills.

3. The high strength bolts have been properly heat-treated to achieve better mechanical properties.

4. The standard bolt units include one rubber ring,concave washer,spring washer and nut.

Chemical Composition:

Composition(%)	C	Si	Mn	S	P	Cr	Mo
42CrMo(4140 Grade8.8)	0.38-0.45	≤0.40	0.60-0.90	≤0.035	≤0.035	0.90-1.20	0.15-0.30

Company Profile

Handan Qijing Fastener Manufacture Co., Ltd.,established in 1994,is located in Yongnian district,Handan city,Hebei province,China. For over ten years of production and export experience, our products has been best-selling in Europe, the United States, the Middle East and Southeast Asia. The products are manufactured by more functions machine, which is brought in domestic and foreign well-known enterprises. The products made are fully compatible with the international standards, well received by domestic and foreign customers.

Qijing Fastener is not only a highly recognized fastener supplier but the problem solver. We are solemnly committed to offer high-quality products, fast turnaround time , reasonable price and attentive,professional service. In addition, we sincerely help our clients solve all the fastener problems during their purchase. It is  our mission to help our clients to be more prominent and successful in their market.

Why Choose Us
We have more than 10 years experiences on fasteners. We are a typical  China supplier.We are professionally exporting under the standards of DIN, JIS, GB, ANSI, and BS, as well as nonstandard fasteners. Now we have gained close cooperation with clients from Korea, Iran, Europe, India, and America, and won good comments from users. We appreciate your interest on our company very much and hope that our website will be helpful and informative to you. If you need more information, please contact our sales department
Kindly you please contact with me, If you're interested in our products.