Our firm aims to operating faithfully, serving to all of our consumers, and working in new technology and new machine continually for Weld Positioner, Honed Pipe Honed Seamless Steel Tube, 30T Welding Positioner. We establish a correct outlook on development, continuously improve overall quality, and enhance market competitiveness. We are convinced that with joint endeavours, the small business between us will bring us mutual benefits. With the development of our company, we are also gradually improving the company's operating system, formulating the corporate tenet of 'quality-oriented, user-first', and dedicated to society. We warmly welcome new and old customers to come to negotiate business, work together to create brilliant! We are an innovative enterprise with technology as its core competitiveness and service as its purpose.
Big Cylinder Honed Tubes Honing Pipe introduction
Honed Tubes are presicion tubes with smooth inside , they also could be skived and burnished pipe. Tubes or pipes inside tolerance could be H10, H9 or H8. Outside tolerance, wall thickness tolerance are produced according to seamless cold drawn tubes for precision application standard GB/T3639-2009 , EN10305 or DIN2391 standard.WUXI HENGTONG PETROLIC MACHINERY manufactures Hydraulic Cylinder Honed Pipe, ready to hone tubes, honed tubes, skived and roller burnished tubes, chrome bar, piston rods and high-precision cold-drawn steel tubes.
Big Cylinder Honed Tubes Honing Pipes detail
Application: producing of hydraulic/ pneumatic cylinders, pumps, motor shells, transmission shafts and transmission roller steel pipes.
Original: Jiangsu, China
Certification: ISO9001.
Material: SAE1020, 20#, ST45, CK45, ST52, E355
Payment term: TT, LC
Delivery date: usually 20 to 40 days.
Packing: packed in bundle, oiled inside, with caps on both ends.
Market: Middle East/ Africa/Asia/South America/Europe/North America
MOQ: Depends on exact size and material.
Large diameter honing tube pneumatic cylinder tube For pipes / tubes:
1. Material we have :
DIN2391 standard ST52, St45, EN10305 standard E355,E255, ASTM A106B grade, 16Mn, C20/20#, CK45
2. Chemical composition:
Material | C | Si | Mn | S(≤) | P(≤) | Cr | Ni | Mo | other |
A106B/ C20# | 0.17—0.23 | 0.17—0.37 | 0.35—0.65 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | Cu≤0.25 | |
CK45# | 0.42—0.50 | 0.17—0.37 | 0.50—0.80 | 0.035 | 0.035 | ≤0.25 | ≤0.30 | Cu≤0.25 | |
Q345B | ≤0.20 | ≤0.55 | 1.00—1.60 | 0.040 | 0.040 | V:0.02-0.15 | Nb:0.015-0.06 | Ti:0.02-0.20 | Alt≥0.015 |
ST52 E355 16Mn | ≤0.20 | ≤0.55 | 1.00—1.60 | 0.045 | 0.045 | V:0.02-0.15 | Nb:0.015-0.06 | Ti:0.02-0.20 | 16Mn |
25Mn | 0.22—0.30 | 0.17—0.37 | 0.70—1.00 | 0.035 | 0.035 | ≤0.25 | ≤0.25 | ||
27SiMn | 0.24—0.32 | 1.10—1.40 | 1.10—1.40 | 0.030 | 0.030 | ||||
42SiMn | 0.39—0.45 | 1.10—1.40 | 1.10—1.40 | 0.030 | 0.030 | ||||
42CrMo | 0.38—0.45 | 0.17—0.37 | 0.50—0.80 | 0.025 | 0.025 | 0.90—1.20 | 0.15—0.25 |
3. Tube Accuracy :
Working method | Cylinder ID (mm) | Length (m) | Straightness (mm/m) | Tolerance on ID | Tolerance on WT | Roughness (μm) |
Cold drawn | 40-320 | ≤12M | 0.2-0.5 | / | ±5% | 0.8-1.6 |
Cold rolling | 30-100 | ≥12M | 0.2-0.5 | / | ±5% | 0.8-1.2 |
cold drawn-honed | 40-500 | 8M | 0.2-0.3 | H8-H9 | ±5% | 0.2-0.4 |
Cold drawn-skived | 40-400 | 9M | 0.2-0.3 | H8-H9 | ±5% | ≤0.2 |
Hole boring-honed | 320-400 | 8M | 0.2-0.3 | H7-H9 | ±8% | ≤0.4 |
Hole boring-skived | 320-400 | 9M | 0.2-0.3 | H8-H9 | ±8% | ≤0.2 |
Our services
Pre-sale services:
1. Providing professional technical support.
2. Send the product catalog and instruction manual.
3. If you have any question PLS contact us online or send us email, we promise we will give you a reply at the first time!
4. Personal call or visit are warmly welcome.
Sale of services:
1. We promise honest and fair, it's our pleasure to serve you as your purchasing consultant.
2. We guarantee punctuality, quality and quantities strictly implement the terms of contract...
After-sales service:
1. Where to buy our products for one year warranty and life long maintenance.
2. 24-hour telephone service.
3. A large stock of components and parts, easily-worn parts.
It is one of the most competitive Semi-Finished Honed Cylinder Tubing by Welding brands at home and abroad. Our products are sold to the many countries, and are favorably appraised by clients. Whether it is to create performance or to improve competitiveness, we can not make any compromise on our commitment to integrity.
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