Smooth Processing and Cutting Burr Free Thick Wall Precision Steel Pipe

• After-sales Service: 20 Years Warranty
• Warranty: 20 Year
• Type: Seamless
• Technique: Cold Rolled
• Material: Carbon Steel
• Surface Treatment: Black
• Model NO.: 10mm 50mm 100mm 200mm
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
• Section Shape: Round
• Application: Fluid Pipe, Boiler Pipe, Drill Pipe
• Processing Service: Welding, Punching, Cutting, Bending, Decoiling
• Surface: Customers′t Requirement
• Alloy or Not: Non-Alloy
• Thickness: 1-22mm
• Length: Customized
• Tolerance: 0+/-0.1mm
• Oiled or Non-Oiled: Non-Oiled
• Delivery Time: 8-14 Days
• Shape: Round.Square.Rectangle
• MOQ: 1 Ton
• Technology: Cold Rolled and Cold Drawn
• Standard: GB/T3639 GB/T8713 DIN2391-2 En 10305-1 HK15-2000
• Outer Diameter: 6-219mm
• Brand: Hanbang
• Transport Package: Standard Airworthy Packaging
• Specification: customized
• Trademark: Shandong Hanbang
• Origin: China
• HS Code: 7304319000
• Production Capacity: 50000ton/Year

Product Description

 

Product Description

 

PRODUCT PARAMETERS
material	Carbon steel:	10 #, 20 #, 35 #, 45 #, S45C, 55 #, Q235B, Q235C, Q345D, CF53, A105.
	Alloy steel:	16(Q345B),20Cr,40Cr,15CrMo,20CrMo,28CrMo,30CrMo,35CrMo,42CrMo,4130,4140,20CrMnTi, 40MnMoV,20Mn2,37Mn5,ZF6,16MnCr5,20MnCr5,36Mn2V,38Mn2V,20Mn2,65Mn,15Mo3.
Production range	Outer diameter: 10-120mm Wall thickness: 1.2-20mm Length: Optional variable size, fixed size, double size, full size
Steel pipe testing equipment	Tensile testing machine, Rockwell hardness machine, Eddy current testing, chemical composition testing instrument, magnetic powder flaw detection instrument, full phase analysis instrument, surface roughness measuring instrument, outer diameter micrometer, wall thickness micrometer, inner diameter dial indicator, vernier caliper

Chemical composition(%) of precision pipe's commin grade

Standard	Grade	C	Si	Mn	s	p	Cr
GB/T 699 GB/T 3639 GB3077 GB/T1591 GB/T 8163-2018	10#	0.07~0.13	0.17~0.37	0.35~0.65	≤0.035	≤0.035	\
	20#	0.17~0.23	0.17~0.37	0.35~0.65	≤0.035	≤0.035	\
	35#	0.32~0.39	0.17~0.37	0.35~0.65	≤0.035	≤0.035	\
	45#	0.42~0.50	0.17~0.37	0.50~0.80	≤0.035	≤0.035	\
	40Cr	0.37~0.44	0.17~0.37	0.50~0.80	≤0.035	≤0.035	0.08~1.10
	25Mn	0.22~0.29	0.17~0.37	0.70~1.00	≤0.035	≤0.035	≤0.25
	Q345B	≤0.20	≤o.50	≤1.7	≤0.035	≤0.035	≤0.3
	37Mn5	0.30~0.39	0.15~0.30	1.20~1.50	≤0.015	≤0.020	\

Conventional mechanical properties of precision pipe

Standard	Grade	Delivery Conditions
		BK(hard)		BKW(soft)
		Tensil Stength(MPa)	Make percentage elongation(%)	Tensile stength(MPa)	Make percentage elongation(%)
GB/T 3639 GB 3077	20#	≥550	≥10	≥490	≥15
	25Mn	≥600	≥12	≥540	≥15
	Q345B	≥620	≥12	≥550	≥15
	45#	≥645	≥8	≥625	≥15
	40Cr	≥784	≥14	\	\
	37Mn5	≥784	≥14	\	\

Dimensional tolerances of inner diameter

Standard	Inner Diameter(mm)	Inner Diameter Deviation(mm)
GB1801-79		H7	H8	H9	H10
	30	0~+21	0~+33	0~+52	0~+84
	30-50	0~+25	0~+39	0~+62	0~+100
	50-80	0~+30	0~+46	0~+74	0~+120
	80-120	0~+35	0~+54	0~+87	0~+140
	120-180	0~+40	0~+63	0~+100	0~+160
	180-250	0~+46	0~+72	0~+115	0~+185
	250-315	0~+52	0~+81	0~+170	0~+210
	315-400	0~+57	0~+89	0~+140	0~+230

Detailed Photos

 

Clients

Company Profile

Our company is a collection of R & D, production, management as one of the group company, the company and subsidiaries mainly produce carbon steel series, stainless steel series, galvanized series, aluminum series and PPGI, PPGL series and other products of modern enterprises. The company covers an area of 36,000 square meters and employs more than 500 people. The leading products are seamless steel pipe, carbon steel bar, color coated plate and aluminum foil, which are famous brand products in Shandong Province. Hanbang Brand is a well-known brand in China. The company won the seventh Mayor Quality Award. It is the single champion enterprise in Shandong Province, the quality benchmark enterprise in Shandong Province, the national contract-abiding and credit-keeping enterprise, and the national "Architectural Decoration color Steel Plate" and other 16 national, industrial and group standards. Prepare the units. Products are exported to Russia, Canada, Australia, Africa, South America, Southeast Asia and other more than 40 countries and regions.
 

Order feedback

 

FAQ

1. Q: Are you a manufacturer?
A:Yes, we are manufacturers. We have our own factory and our own company. I believe we will be the most suitable supplier for you.

2. Q: Can we visit your factory?
A: Sure, we welcome you to visit our factory , check our production lines and know more about our strength and quality.

3. Q: Do you have quality control system?
A: Yes, we have ISO, BV, MTC, certifications and our own quality control laboratory.Third party testing services are also available.

4. Q: Can you arrange the shipment for us?
A: Yes, we have designated sea freight and railway freight forwarders with decades of experiences and we get the best price with earlist vessel and professional service.

5. Q: How long is your delivery time?
A: Generally it is 7days if we have the exact goods in our stock. If not, it will take around 15-20 days to get goods ready for delivery.

6. Q: Can I get some samples?
A: We are glad to provide free samples to you, but we do not offer the freight.

7. Q: What is your after-sale service?
A: We provide after-sale service and offer 100% guarantee on our products.

8. Q: What is your MOQ?
A: 2 Ton