29u U-Shaped Steel Arch Used for Mine Support

• Customization: Available
• After-sales Service: After Received 1 Year
• Warranty: After Received 1 Year
• Model NO.: U steel arch 25U 29U 36U
• Type: Mining Support
• Application: Tunnel Boring Machine
• Certification: CE, ISO9001: 2000, SGS
• Condition: New
• Web Thickness: 4.5mm-9.5mm
• Flange Width: 37mm-88mm
• Tolerance: ±3%
• Alloy or Not: Non-Alloy
• Web Width: 50mm-320mm
• Assembly: Top Beam, Two Landing Legs, Four Clamps, Two Basep
• Length: 6/9/12m
• Modulus: 200gpa
• Poisson′s Ratio: 0.3
• Tensile Strength(Ts): Larger Than 575MPa
• Yield Strength(Ys): Larger Than 400MPa
• EL Elongation: Than or Equal 26%
• Material: Material
• Weight: 29kg/M
• Standard: GB/T4697-2008
• Transport Package: Standard Export Package
• Specification: 20MnK Q275
• Trademark: LB ODM
• Origin: Handan China
• HS Code: 72169900
• Production Capacity: 7800kg/M3

Product Description

Product Description

coal mine using U profile steel arch 25U arch shrinkable metal bracket:

U-shaped steel bracket is a kind of passive support for coal mine support. It has high tensile strength and compressive strength, good toughness, high supporting force, large supporting strength and can be used repeatedly. It is widely used. In the mine U Lane, especially in deep complex roadways and soft coal seam roadways

U-channel steel
Size	Specifications(mm)				Weight (kg/m)	Steel  Grade	Length(m)
	H1	H3	B1	M
25U	120.0	15	135	6.3	24.95	20MnK	6-12
25UY	110	17	134	6.6	24.76
29U	124	16	150	7.2	29.00
36U	138	17	171	7.8	35.87
40U	141.9	20	171	8.5	40.05

 

Detailed Photos

Product Parameters

item	value
Standard	GB
Grade	Steel
Place of Origin	China
	Hebei
Model	U Type Steel
Type	Heavy
Application	Mining Support
Tolerance	±1%
Processing Service	Bending
Delivery Time	8-14 days
Grade	Steel
Shape	U-shape
Alloy Or Not	Non-Alloy
Processing Service	Welding, Cutting
Material	Carbon Steel Q235
Single package size:	20X15X10 cm
Advantage	high pressure steel structure
Length	customized
width	customized

Certifications

 

Packaging & Shipping

To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
Packaging according to customer requirements

Company Profile

The company mainly produces resin anchoring agent, welding mesh, diamond mesh, anchor rod, tray, W copper belt, U-shaped steel frame and steel grade line. Annual production of 30 million anchors, 3 million square meters of mesh, 21,000 anchors and more than 15,000 other accessories. It has been widely used in 28 provinces and cities in the whole park, and has made great contributions to the domestic coal mine support industry and the national railway and dam construction.
The company pays more attention to environmental protection while paying attention to quality and brand. Through security inspection, environmental impact assessment, quality system and other serial tests, it has won the reputation of Hebei Province as a reliable unit for quality service. Now it has established long-term cooperation with more than a dozen domestic large coal mining enterprises such as China Coal Energy Group, Jinneng Group and shandong energy, and its products are exported to Southeast Asia, Africa and other developing countries.
LB will speed up the transformation of scientific and technological achievements, and strive hard to build a world-class brand, realize the high mission of industry serving the country and national prosperity, develop science and technology by leaps and bounds, keep pace with the times in strategic planning, think about the future, integrate Zhongfu into the Chinese dream, build quality with science and technology, innovate and lead the core values of the future, keep up with the development direction of technology and industry, and increase investment in scientific research.
Enter, speed up personnel training, and strive to build the company into a modern enterprise with large-scale strength and strong market competitiveness.

FAQ

1. who are we?
We are based in Hebei, China, start from 2011,sell to Domestic Market(50.00%),Southeast Asia(10.00%),North America(9.00%),Africa(9.00%),Western Europe(5.00%),Mid East(5.00%),Eastern Europe(3.00%),South America(2.00%),Oceania(2.00%),South Asia(1.00%),Eastern Asia(1.00%),Southern Europe(1.00%),Central America(1.00%),Northern Europe(1.00%). There are total about 101-200 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Split Set Bolt, Hollow Grout Rock Bolt, Resin Capsule, High Strength Screw Thread Bar, Cable Bolt Strand

4. why should you buy from us not from other suppliers?
Handan Zhongfu Industrial and Mining Accessories Co., Ltd. was established in 2011, located in Hebei-Yongnian, China's fastener industry base. It has built its own modern large-scale industrial and mining supporting material production workshop, anchoring

5. what services can we provide?
Accepted Delivery Terms: FOB;
Accepted Payment Currency:USD;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese