Seamless HARD Carbon Steel Pipe&Tube For Tunnel And Anchor Rod 10# CNBM

Seamless HARD Carbon Steel Pipe&Tube For Tunnel And Anchor Rod 10# CNBM

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Loading Port:: Qingdao

Payment Terms:: TT OR LC

Min Order Qty:: 10 pc

Supply Capability:: 30 pc/month

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Quick Details

Thickness:	1 - 14 mm	Section Shape:	Round	Outer Diameter:	8 - 80 mm
Place of Origin:	HEB,HEB,HEB,China,FORM A,FORM E China (Mainland) Ch China (Mainland)	Secondary Or Not:	Non-secondary	Application:	Hydraulic Pipe
Technique:	Cold Rolled	Certification:	ISO9001:2008	Surface Treatment:	oil
Special Pipe:	Thick Wall Pipe	Alloy Or Not:	Is Alloy	length:	5-8m
usage3:	machine bush parts	usage4:	machine and engine pin	usage5:	tunnel and anchor rod
Test:	eddy current test,Ultrasonic Testing	usage2:	shock absorption bush	usage1:	power transmission machinery
colour:	black	name:	large-diameter hot-expanding seamless steel pipe	Grade:	10#,20#,45#,16Mn,16Mo,16mo3,Q345,ST35,St37,ST37.4,St52,10#-45#,Mo,Q195-Q345,ST35-ST52
Standard:	ANSI A210-1996,ASTM A1020-2002,ASTM A213-2001,ASTM A403-2007,ASTM A789-2001,BS 1387,BS EN10296,DIN 17175,DIN EN 10025,DIN EN 10217-1-2005,GB/T8162,GB/T8163,JIS G3459-2004,JIS G3461-2005,ASTM,BS,DIN,GB,JIS

Packaging & Delivery

Packaging Detail:	Marking: as per customer's requests. Painting varnish coating on the pipe. steel trips, woven bag
Delivery Detail:	10-45 days or as the customer's request

Seamless Carbon Hard Steel Pipe&Tube For Tunnel And Anchor Rod

Type	Manufacture & Sales OEM
Process	Seamless, Cold drawn and Cold rolled, finish-rolled
Material	20#, 10#, 45#, 35# , Q345, 16Mn, 42CrMo
size	Outer Diameter	8 –80mm
	Wall Thickness	1-14mm
	Length	5-10m
Standard	DIN st42, st45, st35, st37 and st52, GB 8162
Package	1. Bundle packing. 2. Bevelled end or plain end or warnished as per buyer's requestments. 3. Marking: as per customer's requests. 4. Painting varnish coating on the pipe. 5. Plastic caps at ends.
Delivery Time	15to20 days or as clients reqestments

Q:Why can't stainless steel be put together with carbon steel tube?: The bimetallic corrosion is terminated only when one of the three conditions is changed. Galvanic corrosion is related to the contact area of bimetal and the greater the contact area. Corrosion is less. The driving force of galvanic corrosion is the potential difference.[galvanic corrosion] refers to two or more than two kinds of electrode potential of metal in the corrosive medium, and contact with each other caused by electrochemical corrosion, also known as contact corrosion or double metal corrosion.

Q:How are steel pipes used in the telecommunications infrastructure industry?: Steel pipes are used in the telecommunications infrastructure industry to provide a strong and durable framework for the installation of fiber optic cables, conduits, and other communication equipment. They are used for underground cable routing, overhead cable support, and the construction of telecommunication towers, ensuring reliable and efficient communication networks.

Q:Can stainless steel pipes spray black paint?: Stainless steel pipes can spray black paint.The stainless steel surface with a layer of smooth surface, so the painting before the need to use corner grinder or iron brush to paint out into hair and then paint. Otherwise, spray paint can not be adhered to the surface of the stainless steel pipe.

Q:What are the different types of steel pipe supports for thermal expansion?: There are several types of steel pipe supports for thermal expansion, including fixed supports, sliding supports, and variable spring supports. Fixed supports are rigid and do not allow for movement, while sliding supports allow for limited axial movement. Variable spring supports use mechanical springs to accommodate thermal expansion and contraction, providing continuous support while allowing for movement.

Q:How do you clean steel pipes?: To clean steel pipes, you can follow a few steps: 1. Gather the necessary materials: You will need a pipe cleaning solution, a scrub brush or wire brush, and safety equipment such as gloves and goggles. 2. Prepare the cleaning solution: Dilute the pipe cleaning solution according to the instructions provided on the packaging. Make sure to choose a solution that is suitable for steel pipes. 3. Safety first: Put on your safety equipment to protect yourself from any potential hazards. 4. Remove any debris: Before applying the cleaning solution, remove any loose debris or dirt from the surface of the steel pipes. You can use a brush or a cloth to wipe away any visible particles. 5. Apply the cleaning solution: Dip the brush into the prepared cleaning solution and apply it to the steel pipes. Make sure to cover the entire surface, focusing on any areas with stubborn dirt or grime. 6. Scrub the pipes: Use the brush to scrub the steel pipes thoroughly, applying pressure as needed to remove any buildup or stains. Pay extra attention to joints or areas that are difficult to reach. 7. Rinse with water: Once you have finished scrubbing, rinse the pipes with clean water to remove the cleaning solution and any remaining dirt. You can pour water over the pipes or use a hose if available. 8. Dry the pipes: After rinsing, use a cloth or towel to dry the steel pipes completely. This will help prevent any water stains or corrosion. 9. Inspect for cleanliness: Take a moment to inspect the pipes and ensure they are clean. If there are still areas with stubborn dirt or stains, you may need to repeat the cleaning process or consider using a different cleaning solution. Remember to always follow the manufacturer's instructions when using cleaning solutions and to take proper safety precautions.

Q:How are steel pipes graded?: Steel pipes are graded based on several factors to determine their quality and suitability for specific applications. The grading system for steel pipes typically includes parameters such as the chemical composition, mechanical properties, manufacturing method, and testing standards. 1. Chemical composition: Steel pipes are graded based on the elements present in their composition. This includes the amount of carbon, manganese, phosphorus, sulfur, and other alloying elements. The chemical composition greatly influences the pipe's strength, corrosion resistance, and other properties. 2. Mechanical properties: The mechanical properties of steel pipes are crucial for determining their strength, flexibility, and resistance to pressure and temperature. These properties include tensile strength, yield strength, elongation, hardness, and impact toughness. Pipes with higher mechanical properties are generally graded higher. 3. Manufacturing method: Steel pipes can be manufactured using various methods, such as seamless, welded, or ERW (Electric Resistance Welding). The manufacturing method affects the pipe's integrity, dimensional accuracy, and overall quality. Seamless pipes, for example, are considered to have higher quality due to their uniformity and absence of weld seams. 4. Testing standards: Steel pipes are graded based on their adherence to specific testing standards. These standards ensure that the pipes meet the required quality criteria and are suitable for their intended applications. Common testing standards include ASTM (American Society for Testing and Materials), API (American Petroleum Institute), and EN (European Norms). Based on these factors, steel pipes are often graded using alphanumeric codes or specifications. For instance, pipes used in oil and gas industry may be graded as API 5L (American Petroleum Institute) or pipes used for structural purposes may be graded as ASTM A500 (American Society for Testing and Materials). In conclusion, steel pipes are graded based on their chemical composition, mechanical properties, manufacturing method, and adherence to testing standards. These grades help customers and manufacturers in selecting the appropriate pipes for specific applications, ensuring safety, durability, and efficiency in various industries.

Q:What are the different types of steel pipe coatings for marine applications?: There are several types of steel pipe coatings commonly used for marine applications, including epoxy coatings, polyurethane coatings, and fusion bonded epoxy (FBE) coatings. These coatings are designed to protect the steel pipe from corrosion and provide resistance to marine environments. Epoxy coatings are known for their excellent adhesion and chemical resistance, while polyurethane coatings offer enhanced abrasion resistance. FBE coatings are highly durable and provide excellent corrosion protection. The choice of coating depends on the specific requirements of the marine application and the level of protection needed.

Q:Can steel pipes be used for drinking water supply?: Yes, steel pipes can be used for drinking water supply. However, it is important to ensure that the pipes are properly coated or lined to prevent corrosion and any potential contamination of the water. Regular maintenance and monitoring are also necessary to ensure the pipes remain in good condition for safe drinking water supply.

Q:Can steel pipes be used for conveying hazardous chemicals?: Yes, steel pipes can be used for conveying hazardous chemicals. Steel pipes are known for their high strength and durability, making them suitable for handling various substances, including hazardous chemicals. They can withstand high pressure and temperature, ensuring the safe transportation of these chemicals. Additionally, steel pipes have excellent resistance to corrosion, which is crucial when dealing with corrosive and potentially dangerous substances. Moreover, steel pipes can be easily welded and connected, allowing for a secure and leak-proof transport system. However, it is important to consider the specific requirements of the chemicals being transported and ensure that the steel pipes are properly designed, coated, and maintained to prevent any potential risks or reactions with the hazardous substances.

Q:How are steel pipes protected against fire hazards?: Steel pipes are protected against fire hazards through various methods such as fire-resistant coatings, fire wraps, or fireproof cladding. These protective measures prevent the pipes from being exposed to high temperatures and flames, ensuring their structural integrity and reducing the risk of fire-related incidents.

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